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Daikin Error code search

Error code search offers information on the cause of the malfunction and the status of your air conditioner by entering the error code.

Disclaimers

  1. This page provides a simple explanation concerning content relating to error codes and their possible causes. Please note that the content may slightly differ depending on models.

  2. 212 HVAC assumes no responsibility for any accidents or troubles caused in the disassembly or repair of equipment performed according to information on this page.

Caution

If molded case circuit breakers or earth leakage circuit breakers have tripped, do not reset the breaker immediately without first checking forany problems with insulation of equipment.

Resetting breakers without a check of insulation may cause damage to equipment.

Daikin air conditioning error codes

CODE: A0

RESULT: External protection device activated. External protection device connected to the terminal strip T1-T2 of indoor unit is activated.

CODE: A1

RESULT : Malfunction of indoor unit PCB Malfunction due to noise Defect of indoor unit PCB.

CODE: A3

RESULT: Malfunction of drain level control system Drain piping clogging, improper drain piping work Defect of drain pump. Defect of float switch.

CODE: A4

RESULT: Malfunction of freezing protection Shortage of water volume Low water temperature setting Defect of 26WL. Defect of water temperature thermistor.

CODE: A5

RESULT: High pressure control in heating, freeze-up protection control in cooling Clogged air filter of indoor unit and short-circuit Defect of indoor unit heat exchanger thermistor.

CODE: A6

RESULT: Fan motor locked, overload, overcurrent Defect of connector contact Defect of indoor unit PCB Defect of fan motor.

CODE: A7

RESULT : Malfunction of swing flap motor Failure of swing flap motorm, Defect of indoor unit PCB Jammed swing mechanism/blade.

CODE: A8

RESULT: Malfunction of power supply Overcurrent of AC input, Defect of power supply voltage.

CODE: A9

RESULT : Malfunction of electronic expansion valve drive Defect of electronic expansion valve coil, Defect of indoor unit PCB, Defect of connector contact.

CODE: AA

RESULT: Heater overheat 26WH is activated.
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CODE: AF

RESULT : Malfunction of a humidifier system Water leakage of humidifier (option), Failure of swing float switch. Improper drain piping incline.

CODE: AH

RESULT: Malfunction of dust collector of air cleaner Defect of dust collecting element Defect of high voltage power supply unit Stained insulator part Defect of indoor unit PCB.

CODE:  AJ

RESULT: Malfunction of capacity setting (Indoor unit PCB) Capacity setting adaptor is not installed when replacing PCB Defect of indoor unit PCB.

CODE: C1

RESULT: Failure of transmission (between indoor unit PCB and fan PCB) Defect of transmission of fan motor control driver.

CODE: C4

RESULT: Malfunction of liquid pipe thermistor for heat exchanger Defect of connector contact. Defect of liquid pipe thermistor for heat exchanger.

CODE:  C5

RESULT:Malfunction of gas pipe thermistor for heat exchanger Defect of connector contact. Defect of gas pipe thermistor for heat exchanger.

CODE: C6

RESULT: Malfunction of fan motor control driver Defect of fan motor sensor system Defect of fan motor control driver.

CODE: C7

RESULT: Front panel driving motor fault Defect of front panel driving motor Defect of limit switch.

CODE: C9

RESULT: Malfunction of suction air thermistor Defect of connector contact Defect of thermistor for suction air.

CODE: CA

RESULT: Malfunction of discharge air thermistor Defect of connector contact. Defect of thermistor for discharge air.
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CODE: CC

RESULT: Malfunction of humidity sensor system Defect of connector contact Defect of humidity sensor.

CODE: E0

RESULT: Protection devices actuated (unified) Protection device connected to outdoor PCB actuated Defect of protection device connector contact.

CODE: E1

RESULT:Defect of outdoor unit PCB Malfunction due to noise Defect of outdoor unit PCB?.

CODE: E3

RESULT: Actuation of high pressure switch (HPS) Dirty outdoor unit heat exchanger and suction filter Defect of HPS Clogged refrigerant piping Defect of connector contact.

CODE: E3

RESULT : System No.1. Actuation of high pressure switch (HPS). Dirty outdoor unit heat exchanger Clogged refrigerant piping Defect of HPS Shortage of water volume Defect of connector contact Outdoor Unit.

CODE: E4

RESULT: Actuation of low pressure switch (LPS) Clogged refrigerant piping Shortage of gas. Defect of connecting connector Defect of outdoor unit PCB.

CODE: E5

RESULT: Overheat of inverter compressor motor Shortage of refrigerant amount Defect of connector contact Leakage of four way valve.

CODE: E5

RESULT: Inverter compressor motor lock Inverter compressor lock Incorrect wiring.

CODE: E6

RESULT : STD compressor motor overcurrent/lock Closed stop valve STD compressor lock.

CODE: E6

RESULT: System No.1 Compressor overcurrent Defect of EXP. valve Defect of compressor Shortage of refrigerant amount.
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CODE: E7

RESULT:Malfunction of outdoor unit fan motor. Faulty contact of fan motor connector. Defect of fan motor, Defect of fan motor driver.

CODE: E8

RESULT: Overcurrent of inverter compressor, Defect of compressor, Defect of outdoor unit PCB Defect of inverter main circuit capacitor Defect of power transistor.

CODE: E9

RESULT: Malfunction of electronic expansion valve coil Defect of electronic expansion valve Defect of connector contact Defect of outdoor unit PCB.

CODE: EA

RESULT: Malfunction of four way valve Defect of four way valve Defect of outdoor unit PCB Shortage of gas Defect of thermistor.

CODE: EC

RESULT: Malfunction of entering water temperature Malfunction of cooling water temperature. Defect of thermistor. Defect of outdoor unit PCB.

CODE: F3

RESULT: Malfunction of discharge pipe temperature Shortage of gas. Defect of connector contact. Clogged refrigerant piping Defect fo discharge pipe thermistor.

CODE: F6

RESULT: Abnormal high pressure in cooling Defect of outdoor unit fan motor Defect of electronic expansion valve Defect of heat exchanger thermistor, Defect of outdoor unit PCB.

CODE: F6

RESULT: Abnormal high pressure in cooling Defect of outdoor unit fan motor Defect of electronic expansion valve Defect of heat exchanger thermistor, Defect of outdoor unit PCB.

CODE: F6

RESULT: Refrigerant overcharged Refrigerant overcharged Disconnection of heat exchanger thermistor Disconnection of outdoor air thermistor Disconnection of liquid pipe thermistor.

CODE: H0

RESULT: Malfunction of sensor system of compressor, Harness is disconnected, or defective connection Defect of PCB.
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CODE: H1

RESULT: Malfunction of humidifier unit damper, Defect of limit switch Defect of damper.

CODE: H3

RESULT: Malfunction of high pressure switch (HPS), Defect of high pressure switch. Broken wire. Defect of connector contact, Defect of outdoor unit PCB.

CODE: H4

RESULT: Malfunction of low pressure switch (LPS), Defect of low pressure switch Broken wire. Defect of connector contact, Defect of outdoor unit PCB.

CODE: H5

RESULT: Malfunction of compressor motor overload thermistor Defect of connector contact. Defect of compressor motor overload thermistor.

CODE: H6

RESULT: Malfunction of position detection sensor, Faulty contact of compress or cable. Defect of compressor, Defect of outdoor unit PCB.

CODE: H7

RESULT: Malfunction of outdoor fan motor signal Faulty contact of fan wiring Defect of fan motor driver Defect of fan motor.

CODE: H8

RESULT: Malfunction of compressor input (CT) system Defect of power transistor. Defect of reactor. Faulty wiring of inverter system Defect of outdoor unit PCB.

CODE: H9

RESULT: Malfunction of outdoor air thermistor. Defect of connector contact Defect of thermistor for outdoor air.

CODE: HC

RESULT: Malfunction of (hot) water temperature thermistor Defect of connector contact Defect of outdoor unit PCB Defect of thermistor for water temperature.
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CODE: HF

RESULT: Alarm in thermal storage unit with ice Thermal storage group defective wiring Defect of setting Excess of thermal storage tank numbers.

CODE: HJ

RESULT: Malfunction of thermal storage tank water level Low water level Defect of switch setting Water level detecting sensor failure Defect of connector contact Outdoor Unit.

CODE: J1

RESULT: Malfunction of pressure sensor Defect of pressure sensor connector contact. Defect of pressure sensor. Defect of outdoor unit PCB.

CODE: J2

RESULT: Malfunction of current sensor of compressor Defect of current sensor Defect of outdoor unit PCB Defect of compressor.

CODE: J3

RESULT: Malfunction of discharge pipe thermistor. Defect of connector contact Defect of outdoor unit PCB Defect of discharge pipe thermistor.

CODE: J4

RESULT: Malfunction of low pressure equivalent saturated temperature sensor system Defect of connector contact Defect of thermistor Defect of outdoor unit PCB (Multi-split, Super-multi ).

CODE: J5

RESULT: Malfunction of suction pipe thermistor Defect of connector contact Defect of outdoor unit PCB Defect of suction pipe thermistor.

CODE: J6

RESULT: Malfunction of heat exchanger thermistor Defect of connector contact Defect of outdoor unit PCB Defect of heat exchanger thermistor.

CODE: J7

RESULT: Malfunction of liquid pipe thermistor (Refrigerant circuit and others) Defect of connector contact Defect of outdoor unit PCB Defect of liquid pipe thermistor.

CODE: J8

RESULT: Malfunction of liquid pipe thermistor (Refrigerant circuit and others) Defect of connector contact Defect of outdoor unit PCB Defect of liquid pipe thermistor.
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CODE: J9

RESULT: Malfunction of gas pipe thermistor (Refrigerant circuit and others) Defect of connector contact Defect of outdoor unit PCB Defect of gas pipe thermistor.

CODE: JA

RESULT: Malfunction of high pressure sensor Defect of connector contact Defect of outdoor unit PCB Defect of high pressure sensor.

CODE: JC

RESULT: Malfunction of low pressure sensor Defect of connector contact Defect of outdoor unit PCB Defect of low pressure sensor.

CODE: JE

RESULT: Malfunction of sub-tank thermistor Defect of connector contact Defect of outdoor unit PCB Defect of sub-tank thermistor.

CODE: JF

RESULT: Malfunction of heating thermistor for heat exchanger Defect of connector contact Defect of outdoor unit PCB Defect of heat exchanger thermistor.

CODE: JH

RESULT: Malfunction of oil temperature thermistor Defect of connector contact Defect of outdoor unit PCB Defect of oil temperature thermistor.

CODE: L0

RESULT: Malfunction of inverter system Shortage of power supply capacity Defect of inverter PCB Defect of power transistor.

CODE: L1

RESULT: Malfunction of inverter PCB Defect of compressor wiring Blown fuse Defect of outdoor unit fan motor Defect of inverter PCB.

CODE: L3

RESULT: Electrical box temperature rise Fin temperature rise due to short-circuit Defect of power transistor Defect of outdoor unit fan Defect of outdoor unit PCB.

CODE: L4

RESULT: Malfunction of inverter radiating fin temperature rise Fin temperature rise due to short-circuit Defect of fin thermistor.
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CODE: L5

RESULT: Malfunction of oil temperature thermistor Defect of connector contact Defect of outdoor unit PCB Defect of oil temperature thermistor.Inverter instantaneous overcurrent (DC) Closed stop valve Defect of compressor.

CODE: L6

RESULT: Inverter instantaneous overcurrent (AC) Overcharge of refrigerant amount Defect of compressor Shortage of power supply capacity Defect of inverter unit.

CODE: L8

RESULT: Overcurrent of inverter compressor Abnormal high pressure rise due to clogged refrigerant circuit and others Defect of compressor.

CODE: L9

RESULT: Malfunction of inverter compressor startup Faulty of pressure equalization Defect of compressor wiring Defect of compressor.

CODE: LA

RESULT: Malfunction of power transistor Defect of power transistor Defect of inverter PCB Defect of compressor.

CODE: LC

RESULT: Malfunction of transmission between outdoor unit PCB and micro-computer Defect of grounding connection Defect of outdoor unit PCB Malfunction due to noise.

CODE: LC

RESULT: Malfunction of transmission between control and inverter PCB Defect of connector contact Defect of inverter PCB Malfunction due to noise Defect of outdoor unit control PCB.

CODE: P0

RESULT: Shortage of refrigerant amount (thermal storage unit) Shortage of refrigerant Clogged refrigerant piping Outdoor Unit.

CODE: P1

RESULT: Power voltage imbalance, open phase Open phase Voltage imbalance between phases Faulty main circuit capacitor. Defect of wiring contact.

CODE: P2

RESULT: Automatic refrigerant charge operation stop Closed stop valve. Closed valve of refrigerant tank.
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CODE: P3

RESULT: Malfunction of thermistor in electrical box Electrical box temperature rise (ambient temperature rise) Defect of fin thermistor, Defect of outdoor unit PCB.

CODE: P4

RESULT: Malfunction of radiating fin temperature sensor Defect of radiating fin thermistor Defect of wiring contact Defect of outdoor unit PCB.

CODE: P8

RESULT: Heat exchanger freezing protection during automatic refrigerant charging (Close the refrigerant cylinder. Start again from step 1.).

CODE: P9

RESULT: Malfunction of fan motor (humidifier unit) Defect of fan motor Broken relay harness Defect of outdoor unit PCB Defect of connector contact.

CODE: P9

RESULT: Automatic refrigerant charge operation completed.

CODE: PA

RESULT: Broken wire of heater (humidifier unit) Defect of heater unit Defect of outdoor unit PCB Defect of thermistor.

CODE: PA

RESULT: Empty refrigerant cylinder during automatic refrigerant charging Refrigerant cylinder of master unit is empty.

CODE: PC

RESULT: Empty refrigerant cylinder during automatic refrigerant charging Refrigerant cylinder of slave unit 2 is empty.

CODE: PE

RESULT: Automatic refrigerant charge operation nearly completed.

CODE: PH

RESULT: Malfunction of temperature (humidifier unit) Defect of heater unit Defect of thermistor Defect of connector contact Defect of outdoor unit PCB.
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CODE: PH

RESULT: Empty refrigerant cylinder during automatic refrigerant charging Refrigerant cylinder of slave unit 1 is empty.

CODE: PJ

RESULT: Malfunction of capacity setting (Outdoor unit PCB) Capacity setting adaptor is not installed Improper capacity setting adaptor Defect of outdoor unit PCB.

CODE: PJ

RESULT: Improper combination between inverter and fan driver Mistake of inverter PCB Mistake of control PCB Mistake of inverter fan PCB System.

CODE: U0

RESULT: Shortage of refrigerant Shortage of refrigerant Closed stop valve Clogged refrigerant piping.

CODE: U1

RESULT: Reverse phase, open phase Reverse phase, open phase of power wiring Wrong wiring. Defect of outdoor unit PCB.

CODE: U2

RESULT: Defect of power supply voltage or instantaneous power failure. Defect of power supply voltage Instantaneous power failure Defect of wiring contact.

CODE: U3

RESULT: Check operation not executed. Check operation not executed.

CODE: U3

RESULT: Malfunction of transmission Malfunction due to noise Defect of outdoor unit PCB Wrong wiring.

CODE: U4

RESULT: Malfunction of transmission between indoor and outdoor unit Defect or indoor-outdoor transmission wiring Malfunction due to noise Defect of indoor unit PCB and outdoor unit PCB.

CODE: U5

RESULT: Malfunction of transmission between indoor unit and remote controller Defect of remote controller wiring Defect of indoor unit PCB Malfunction due to noise Defect of remote controller main/sub setting.
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CODE: U6

RESULT: Malfunction of transmission between indoor units Faulty wiring Defect of indoor unit PCB Malfunction due to noise.

CODE: U7

RESULT: Malfunction of transmission between main body micro-computer. INV micro-computer Harness disconnection/broken wire between PCB Defect of outdoor unit PCB

CODE: U7

RESULT: Malfunction of transmission between outdoor units Defect of wiring between outdoor units Defect of outdoor unit switch setting Defect of wiring between outdoor thermal storage units.

CODE: U8

RESULT: Malfunction of transmission between remote controllers Defect of remote controller main/sub setting Defect of remote controller wiring. Defect of remote controller PCB Others.

CODE: 77

RESULT: System No. 1 Malfunction of fan inter lock Defect of relay contact Broken wire.

CODE: 78

RESULT: System No. 2 Malfunction of fan inter lock Defect of relay contact Broken wire.

CODE: 7A

RESULT: System No. 2 Malfunction of current sensor of compressor Defect of current sensor. Defect of compressor Defect of outdoor unit PCB.

CODE: 7C

RESULT: System No. 2 Malfunction of pump inter lock Cooling water pump interlock actuated.

CODE: 80

RESULT: Malfunction of entering water temperature thermistor. Defect of connector contact. Defect of entering water temperature thermistor.

CODE: 81

RESULT: Malfunction of leaving water temperature thermistor Defect of connector contact Defect of leaving water temperature thermistor.
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CODE: 82

RESULT: System No. 1 Malfunction of refrigerant thermistor Defect of connector contact Defect of refrigerant thermistor.

CODE: 83

RESULT: System No. 2 Malfunction of refrigerant thermistor Defect of connector contact Defect of refrigerant thermistor.

CODE: 84

RESULT: System No. 1 Malfunction of heat exchanger thermistor. Defect of connector contact. Defect of heat exchanger thermistor.

CODE: 85

RESULT: System No. 2. Malfunction of heat exchanger thermistor. Defect of connector contact. Defect of heat exchanger thermistor.

CODE: 86

RESULT: System No. 2. Malfunction of discharge pipe thermistor. Defect of connecting connector Defect of discharge pipe thermistor.

CODE: 88

RESULT: System No. 2. Malfunction of discharge pipe temperature. Shortage of gas. Defect of discharge pipe thermistor Defect of connector contact. Clogged refrigerant piping.

CODE: 89

RESULT: Malfunction of brazed-plate heat exchanger freezing Dirty heat exchanger. Shortage of refrigerant amount Defect of thermistor.

CODE: 8A

RESULT: System No. 2 Malfunction of leaving water temperature thermistor Defect of connector contact Defect of leaving water temperature thermistor.

CODE: 8E

RESULT: System System No. 1 Malfunction of suction pipe thermistor 1 for heating Defect of connector contact Defect of suction pipe thermistor.

CODE: 8A

RESULT: System No. 2 Malfunction of leaving water temperature thermistor Defect of connector contact Defect of leaving water temperature thermistor.
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CODE: 8E

RESULT: System System No. 1 Malfunction of suction pipe thermistor 1 for heating Defect of connector contact Defect of suction pipe thermistor.

CODE: 8F

RESULT: System No. 1 Malfunction of suction pipe thermistor 2 for heating Defect of connector contact Defect of suction pipe thermistor.

CODE: 8H

RESULT: Abnormal high hot water temperature Three-way valve malfunction. Defect of thermistor Defect of water temperature setting.

CODE: 90

RESULT: Abnormal chilled water quantity, abnormal AXP. Shortage of water volume Disconnection of AXP.

CODE: 91

RESULT: System System No. 2 Malfunction of electronic expansion valve Defect of connector contact Defect of electronic expansion valve coil.

CODE: 92

RESULT: System System No. 2 Malfunction of suction pipe thermistor Defect of connector contact Defect of suction pipe thermistor.

CODE: 94

RESULT: Malfunction of transmission (between heat reclaim ventilation unit and fan unit) Defect of fan unit PCB Defect of connecting wire between (1) and (2).

CODE: 95

RESULT: System No. 1 Malfunction of inverter system Defect of fan inverter unit.

CODE: 96

RESULT: System No. 2 Malfunction of inverter system Defect of fan inverter unit.

CODE: 97

RESULT: Malfunction of thermal storage unit Defect of thermal storage unit.
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CODE: 98

RESULT: Malfunction of thermal storage brine pump Actuation of thermal storage brine pump overcurrent (OC).

CODE: 99

RESULT: Malfunction of thermal storage brine tank Low water level of thermal storage brine tank System.

CODE: U9

RESULT:Malfunction of transmission (other system) Defect of communication between other indoor unit and outdoor unit Other indoor unit electronic expansion valve failure.

CODE: UA

RESULT:Defect of indoor/outdoor power supply Wrong model connections Wrong PCB connected Improper power supply Defect of PCB.

CODE: UA

RESULT:Malfunction of field setting Malfunction of field setting by remote controller Defect of remote controller wiring Defective connection of optional device Defect of indoor unit PCB.

CODE: UA

RESULT : Improper combination of indoor and outdoor units Excess of connected indoor units Malfunction of field setting Uncanceled service mode. Defect of outdoor unit PCB.

CODE: UA

RESULT: Remote temperature setting wire disconnection Remote temperature setting wire disconnection Defect of connector contact.

CODE: UC

RESULT: Malfunction of setting of centralized controller address. Address duplication of centralized controller.

CODE: UE

RESULT : Malfunction of transmission between indoor unit and centralized controller Malfunction of wiring between indoor unit and centralized controller Defect of setting of group number Defect of indoor unit PCB.

CODE: UF

RESULT: Wiring and piping mismatch Improper connection of transmission wiring between indoor-outdoor units and outdoor-outdoor units.
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CODE: UH

RESULT: Malfunction of system Improper connection of transmission wiring between indoor- outdoor units and outdoor-outdoor units Defect of indoor and outdoor unit PCB (RA: Mismatching indoor and outdoor units, Defect of voltage, Freeze protection in other indoor unit (k).

CODE: UJ

RESULT : Malfunction of transmission (Accessory devices) Defect of accessory devices Faulty wiring.

CODE: UF

RESULT: Wiring and piping mismatch Improper connection of transmission wiring between indoor-outdoor units and outdoor-outdoor units.

CODE: UH

RESULT: Malfunction of system Improper connection of transmission wiring between indoor- outdoor units and outdoor-outdoor units Defect of indoor and outdoor unit PCB (RA: Mismatching indoor and outdoor units, Defect of voltage, Freeze protection in other indoor unit (k).

CODE: UJ

RESULT:Malfunction of transmission (Accessory devices) Defect of accessory devices Faulty wiring.

CODE: M1

RESULT: Malfunction of centralized remote controller PCB. Defect of centralized remote controller PCB.

CODE: M8

RESULT: Malfunction of transmission between optional controllers for centralized control Other centralized control power disconnection Centralized control reset switch ON Defect of transmission wiring. Central remote controller address change.

CODE: MA

RESULT: Improper combination of optional controllers for centralized control Improper combination of optional controllers for centralized control More than one master controller is connected Faulty setting of centralized control Defect of centralized control.

CODE: MC

RESULT: Address duplication, improper setting Address duplication of central remote controller.

CODE: 60

RESULT:External protection device actuated Actuation of external protection device Defect of output signal wiring Defect of control PCB.
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CODE: 64

RESULT: Malfunction of indoor air thermistor Defect of connecting connector Defect of thermistor for indoor air Defect of control PCB.

CODE: 65

RESULT: Malfunction of outdoor air thermistor Defect of connector contact Defect of control PCB Defect of outdoor air thermistor.

CODE: 6A

RESULT: Malfunction of damper system Defect of connector contact Defect of damper motor Defect of limit switch Defect of control PCB.

CODE: 70

RESULT: System No. 2 Compressor overload Shortage of refrigerant amount Defect of connector contact Leakage of four way valve.

CODE: 71

RESULT: System No. 2 Compressor overcurrent Shortage of refrigerant amount Short-circuit Defect of compressor.

CODE: 72

RESULT: System No. 2 Fan motor overcurrent Defect of fan motor connector contact Defect of fan motor Defect of PCB.

CODE: 73

RESULT: System No. 2 Malfunction of high pressure (HPS) actuated Dirty heat exchanger Clogged refrigerant piping Defect of HPS Shortage of water volume Defect of connector contact.

CODE: 74

RESULT: System No. 2 Malfunction of low pressure switch (LPS) Clogged refrigerant piping Shortage of gas. Defect of connector contact Defect of LPS.

CODE: 75

RESULT: System No. 2 Malfunction of low pressure sensor Defect of connector contact Defect of PCB Defect of low pressure sensor.

CODE: 76

RESULT: System No. 2 Malfunction of high pressure sensor Defect of connector contact Defect of PCB Defect of high pressure sensor.
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"Nick was on time and incredibly polite. He must have done good work - I immediately noticed my vents working better! Kept my living space clean as he worked. Would use 212 HVAC again."

Zak Thompson

Zak Thompson

"My HVAC broke right before family was coming to stay with us during a heatwave. 212 was able to come out and fix the issue super quick and get our AC running again before my family arrived. They are very professional and knowledgeable and I would highly recommend them for HVAC work."

Alex gavlin

Alex gavlin

"For the second time in six months I have used 212 HVAC and both times I was impressed by their courtesy, attention to detail and overall responsiveness. I am planning on using them again and would recommend anyone in the neighborhood to do so as well."

Matteo Gallo

Matteo Gallo

"We contacted 212 HVAC for the installation of new air-conditioners in our new office. The team at 212 HVAC installed the units with minimum fuss and the installation was done perfectly. I would recommend 212 HVAC to everyone."

Ярослав Зайцев

Ярослав Зайцев

"I don't usually write reviews, but these guys came over for emergency repairs at a moments notice! Fast efficient and informative service. Everyone from office to repairs was extremely helpful. Highly recommend!"

AV

AV

"I think this company deserved our attention! We are always using 212 for any HVAC repairs and never had any problems! Always keeping their promises, reliable prices and easy to deal with! Highly recommended!"

ANDRII KAWAII

ANDRII KAWAII

"Professional service, communication was easy and hassle free. Had an emergency with my furnace, the team arrived within an hour with all the necessary equipment and were able to replace the flame sensor on the spot. Also had my blower motor checked free of charge. 5 stars with no doubt."

KANSTANTSIN KAZADOI, NY

KANSTANTSIN KAZADOI, NY

"My experience with HVACwas very good.I should express the customer advantage was exceptional. I bought an AC and they gave me a good installation service which was incredible."

WESTERN BIN, NY

WESTERN BIN, NY

"Very professional company. My experience was really good. They have great communication. They gave me an accurate quote which was cheaper than few other companies i contacted. Their service was up to par and very fast. Highly recommended."

KFIR BAR, NY

KFIR BAR, NY

"Exceptional service! Quick, informative, and friendly. Highly recommended. A+"

BRENDAN SCHWEDA

BRENDAN SCHWEDA

"Had an issue with my A/C unit, called in and was momentarily scheduled for the following day. 212 crew came and fixed it all for a reasonable price. The guys were punctual, professional and had good manners. Highly recommend this HVAC company to everyone."

DENIS BEJAN, NY

DENIS BEJAN, NY

"They were true professionals...The installation they did for us was very customized and they did a great job. Their service is very personalized and they really care."

DREW SMITH, NY

DREW SMITH, NY

"Its very rare to use the term 'honorable' to describe an air conditioner repair service...Prices are reasonable, commitment is very high, and value is exceptional."

STEVEN

STEVEN

"I used this company last week to install a mini split air conditioning & heating unit and everything went great! The service was timely and excellent, the technicians were great to deal with. They were very professional. I highly recommend this HVAC company. Thanks again!"

ELSA ARSENAULT

ELSA ARSENAULT

"Just used them today, amazing service, very professional and on time, I'll be recommending them to everyone in my neighborhood, hands down the best air conditioner repair guys in NYC."

LUIGI MARTINEZ

LUIGI MARTINEZ

"Great service and the repair helped not only clean the A/C units, but also gave a good plan to maintain for the future. I will be using them again for sure!"

RUT MEHTA

RUT MEHTA

"Great customer service. Will use them again."

Eli Eli

Eli Eli

“Quick, clearly articulated the problem and how they would solve it, and honest pricing. Andre was great to work with”

Bram Daly

Bram Daly

“Exceptional service! Quick, informative, and friendly. Highly recommended. A+”

Brendan Schweda

Brendan Schweda

“Great service! As I do Real Estate, I am always needing HVAC systems serviced and inspected. So glad I found 212 HVAC!”

Chagai Bader

Chagai Bader

“Was very happy with 212HVAC and the two technicians they dispatched to help on multiple service calls. They know what they’re looking for right off the bat, communicate well and see the job through with professionalism at a reasonable cost. Highly recommended.”

Christian B

Christian B

“Excellent service. I called one day, they came the next morning and had it fixed by 11am.”

Dan Snider

Dan Snider

“I can't recommend Eli and his team enough. They were true professionals and took care of our every need. The installation they did for us was very customized and they did a great job. Their service is very personalized and they really care.”

Drew Smith

Drew Smith

“I have been calling upon 212 for the past 4 years to work on the buildings my company has under management, and have always been impressed by the service we receive, be it their reactivity, their professionalism or simply the quality of the work! I would recommend them to anyone that wants to have quality work you don't have to think twice about!”

Jacques Scoffoni

Jacques Scoffoni

“I've used 212 HVAC for two recent repairs to my hvac system, and I would recommend them to anyone. Quick response, accurate time and cost estimates, and they have provided detailed explanations of the problems and repairs.”

Joshua Hirsch

Joshua Hirsch

“Professional service, communication was easy and hassle free. Had an emergency with my furnace, the team arrived within an hour with all the necessary equipment and were able to replace the flame sensor on the spot. Also had my blower motor checked free of charge. 5 stars with no doubt.”

Ko Ko

Ko Ko

“For the second time in six months I have used 212 HVAC and both times I was impressed by their courtesy, attention to detail and overall responsiveness. I am planning on using them again and would recommend anyone in the neighborhood to do so as well.”

Matteo Gallo

Matteo Gallo

“Called 212 HVAC because of problems with my Fujitsu mini-split A/C system. They arrived with in 2 hrs, checked the problems & laid out my options to n solving them. Everything fixed in 3 hrs.. Alex was upfront & knew exactly what to do. Would definitely call them again!”

Peter Cullen

Peter Cullen

“I've been working with 212 HVAC since we purchased our building 5 years ago. They've always done a great job. They're responsible, on time and are always honest with pricing and have integrity. I highly recommend them.”

Privacy Matters

Privacy Matters

“Great service! Showed up the day after I called them. I dealt with the situation remotely as I’m not in Brooklyn currently and it was done effortlessly with payment etc.. My roommate said he was very professional and nice. The problem was fixed within the hour without having to get any parts, just labor, price was reasonable. I found my HVAC people! Thank you.”

Sandrinefnyc

Sandrinefnyc

“Hands down the best HVAC service in NYC! Eli was so kind to hear our needs, and responded accordingly. His crew was very nice and professional. They were very attentive to Covid-19 rules, all covered up and did a great job. Would recommend them to anyone.Thank you Eli!”

Simur Shamaev

Simur Shamaev

“My experience with HVAC was very good. I should express the customer advantage was exceptional. I bought an AC and they gave me a good installation service which was incredible.”

Western Bin

Western Bin

“5 Stars are not enough. Victor from 212 HVAC is fast, communicates clearly and really knows his stuff. If I ever have a problem again he is definitely the person I will call. Highly recommend him”

Yellow Room

Yellow Room

"I highly recommend 212 HVAC they were above and beyond helpful in scheduling and servicing our HVAC system. They came on time worked around our chaotic schedule causing no interference with the work day. They cleaned everything meticulously and the system is working great! If you are looking for HVAC service/repair this company is the best around."

Craig Evan

Craig Evan

"Alex is a great technician. He is friendly, professional and high quality and high value work. He told me up front the pricing for recharging my mini-split system which meant I was aware of the cost in advance. Alex also gave me advice on checking the system when the weather gets warmer."

Lars Kindem

Lars Kindem

"I've used 212 HVAC for years and they always offer honest and reliable service. Start of the art in terms of scheduling, communications, invoicing, etc. Great to have someone to count on when the heating and cooling fail. Recommended."

Sadek Bazaraa

Sadek Bazaraa

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