P2
TCL
High Temperature Protection / Compressor Overheat (portable models)
Portable AC shows P2 and stops cooling intermittently
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Possible Causes
Blocked exhaust hose, Exhaust hose too long or kinked, Unit placed too close to wall, Dirty condenser filter or coil inside portable unit
How to Fix / Troubleshooting
Safety first: Unplug the unit before adjusting hoses or cleaning.
- Step 1 – Check exhaust hose: Ensure the hose is as short and straight as possible, with no kinks. Do not exceed the maximum length specified by TCL.
- Step 2 – Improve ventilation: Move the unit at least 30 cm away from walls or furniture. Ensure the exhaust window kit is properly installed and sealed.
- Step 3 – Clean filters: Remove and clean all air filters according to the manual.
- Step 4 – Allow cooling: Let the unit rest for 30 minutes, then restart.
Warning: Operating with a blocked exhaust can overheat and damage the compressor.
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Repair Difficulty
Very Easy
1/5
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