Gree aircon compressor repair in Singapore
Gree cooling faults that look like a failed compressor can start in the supply, starting circuit, inverter board, airflow or refrigerant. We test the compressor and the surrounding electrical parts, explain what failed and quote after diagnosis.
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Signs your Gree aircon needs a compressor check
These symptoms can involve the compressor, but they can also come from a smaller electrical, airflow or refrigerant fault.
The aircon runs but does not cool
The indoor fan may still blow while the outdoor unit struggles to start, stops early or produces little cooling.The system shuts down or trips
Repeated stopping, protection trips or a breaker trip needs testing before the system is restarted again.An error code or unusual outdoor noise appears
A Gree fault code, hard starting, loud vibration or a sudden change in outdoor-unit sound helps narrow the check.
Examples of Gree systems we check
Lomo residential single-split systems
Free Match residential multi-split systems
U-Match and Gree commercial families, with scope confirmed from the exact model
Model not listed
Send photos of the indoor and outdoor model labels, plus the error code or a short video of the symptom.
It may not be the compressor
Before quoting one of the most expensive aircon parts, we check three common problems that can create the same symptoms.
Capacitor, relay or power fault
A weak starting component or unstable supply can stop a healthy compressor from starting correctly.Inverter PCB or IPM
A driver-stage fault can produce the same no-start or overcurrent symptoms as a compressor failure.Airflow, pressure or refrigerant condition
A dirty coil, failed outdoor fan, restriction or leak can trigger compressor protection without internal damage.
We check the power supply, starting circuit or inverter board, compressor electrical condition, airflow and refrigerant behaviour. How a job runs, from first message to booking.
What is different on Gree systems
Gree pressure and compressor protections are not automatic gas-top-up instructions. Airflow, fan operation and measured refrigerant conditions come first.
Gree error codes related to compressor problems
Open the group that matches where the code appeared on your unit.
Outdoor unit28 guides
- E4Compressor high discharge temperature protection; High discharge temperature protection of compressor
- H3Compressor overload protection; Overload protection of compressor
- H5IPM or power-module protection; IPM protection
- H7Drive desynchronizing protection; Compressor desynchronizing
- HCPFC protection
- HECompressor demagnetization protection
- J1Over-current protection of compressor 1; Overcurrent protection of compressor 1
- LCStart-up failure; Compressor start failure
- LDCompressor phase protection; Compressor lost-phase fault
- P0Drive reset protection; Malfunction of driving board of compressor
- P1Driving board of compressor operates abnormally; Compressor driving board operates abnormally
- P2Voltage protection of driving board power of compressor; Compressor driving-board power-voltage protection
- P3Reset protection of driving module of compressor; Reset protection of compressor driving module
- P4Drive PFC protection of compressor; Compressor drive PFC protection
- P5Compressor phase current protection; Over-current protection of inverter compressor
- P6Drive IPM module protection of compressor; Compressor drive IPM-module protection
- P8Drive IPM high temperature protection of compressor; Module high-temperature protection
- P9Desynchronizing protection of inverter compressor
- PAMalfunction of drive storage chip of compressor
- PCMalfunction of current detection circuit drive of compressor; Compressor drive current-detection circuit malfunction
- PEPhase-lacking of inverter compressor; Phase loss of inverter compressor
- PFMalfunction of charging loop of driven of compressor; Compressor drive charging-circuit malfunction
- PHHigh-voltage protection of compressor’s drive DC bus bar; High-voltage protection of compressor drive DC bus
- PJFailure startup of inverter compressor; Failure to start inverter compressor
- PLLow voltage protection for DC bus bar of drive of compressor; Low-voltage protection of compressor drive DC bus
- PPAC current protection of inverter compressor; AC-current protection of inverter compressor
- PUAC input voltage of drive of inverter compressor; Capacitor-charging malfunction
- U2Compressor lost-phase protection
Whole-system faults7 guides
- E5Over-current protection; Overcurrent protection
- E8High-temperature resistance protection
- EEEEPROM malfunction
- L9High-power protection
- U1Phase current detection circuit malfunction for compressor; Compressor phase-current detection-circuit malfunction
- U3DC bus voltage-drop malfunction
- U5Complete-unit current-detection malfunction
Codes that depend on the exact model1 guide
Codes can mean different things across model and system families. Every code is in the full lookup for this brand. Last reviewed 2026-08-21.
Is Gree compressor repair worth it?
Parts and timing
Gree parts availability is model-dependent. The indoor model, outdoor model and board or motor part number are needed before availability is promised.Our recommendation
Compressor repair is usually sensible when the rest of the system is healthy, the correct part is available and the quote is reasonable for the unit's age. Gree systems commonly have a service life of 8-12 years. For a system over 8 years, major compressor or inverter faults can approach replacement economics on a budget-tier system. Confirm the fault before spending.
If replacement makes more sense, we compare the repair quote with a suitable new system. See our aircon system replacement process.
Other Gree repair checks
If testing rules out this part, these are the next checks on the same system.
Workmanship warranty
We stand behind the repair we carry out, and we are straight about the part of the cover we do not set ourselves.
Labour
30-day workmanship warranty. If the same fault returns from our repair, we come back and the labour is on us, with no second diagnostic visit fee.
Parts
Parts carry the distributor's warranty for that component, so the term varies by part. We tell you both terms before you approve the work.
Frequently asked questions about Gree compressor repair in Singapore
What are the signs of a Gree compressor problem?
How do you confirm a Gree compressor fault?
Is a Gree error code enough to order the compressor?
Should I repair or replace my Gree aircon?
We cover all of Singapore. Find aircon services in your area.
Describe your situation
Tell us what’s going on. Symptoms, setup, photos, anything we should know. We’ll assess and come back with the right next step.
