Daikin AC & HVAC
Service Center Maharashtra
Daikin is the global leader in inverter technology and VRV systems. At ACCooling, our certified technicians are factory-trained in diagnosing complex Daikin inverter PCBs, electronic expansion valves, and VRV multi-split networks across Pune, PCMC, and Maharashtra.
100%
Genuine Daikin Spares
60 Min
Doorstep Arrival in Pune/PCMC
90 Days
Workmanship Warranty
14+ Yrs
Certified Brand Experience
Common Daikin AC Error Codes & Solutions
If your Daikin indoor unit is displaying an error code or blinking its timer light, find the technical explanation and resolution below:
| Error Code | Technical Meaning | Recommended Resolution |
|---|---|---|
| U4 | Indoor to outdoor communication fault | Check inter-unit communication cable, verify power supply polarity, or replace communication IC. |
| A6 | Indoor fan motor lock / defective motor | Inspect blower wheel for dust blockages or replace indoor BLDC fan motor. |
| E7 | Outdoor DC fan motor failure | Replace outdoor fan motor or repair outdoor PCB fan driver circuit. |
| L5 | Inverter compressor instantaneous overcurrent | Check compressor windings resistance, inspect refrigerant flow restriction, or replace inverter power module. |
| C4 / C9 | Liquid pipe / Room temperature thermistor failure | Replace indoor thermistor sensor. |
Frequent Daikin AC Faults We Fix Daily
Flashing Green Timer / Power LED
Repair Protocol: Internal error trigger. Diagnostic remote code check performed to isolate sensor or PCB failure.
Daikin Inverter AC Not Cooling (Running on Fan Only)
Repair Protocol: Outdoor inverter board IPM fault, low R32/R410A refrigerant charge, or faulty outdoor fan motor.
Water Dripping from Indoor Unit
Repair Protocol: Clogged condensate drain hose or blocked drain pan descaling required.
Daikin AC Tripping MCB after 5 Minutes
Repair Protocol: Compressor earth grounding short, blown capacitor, or outdoor inverter PCB power surge.
100% Genuine Daikin Replacement Spares in Stock
We carry authentic factory replacement components for Daikin residential, cassette, and VRF systems:
Daikin Models Serviced & Repaired
- Daikin Streamer Inverter Split AC (1.0 Ton, 1.5 Ton, 2.0 Ton)
- Daikin FTKF / FTKM Series 5-Star AC
- Daikin Ceiling Mounted Cassette (Round Flow)
- Daikin VRV X / VRV IV / VRV Home Systems
- Daikin Ductable Packaged Units
Frequently Asked Questions for Daikin ACs
How much does Daikin AC servicing cost in Pune?
Our deep jet Daikin AC servicing starts at ₹499 for split units. Complete diagnostic inspection is free with any repair.
How do you fix a Daikin U4 error?
A Daikin U4 error signifies a communication breakdown between the indoor and outdoor units. Our technicians test cable continuity, shield grounding, and terminal voltages to repair or replace the communication circuit.
Do you supply genuine Daikin replacement parts?
Yes. We supply 100% genuine Daikin OEM components with manufacturer warranty support.
Daikin Service Centers by Area
Book Daikin AC Service
Our certified Daikin engineer will reach your location within 60 minutes.