Americool Portable Air conditioner fault codes

Timely service and repair of air conditioners helps to eliminate many faults before the device finally breaks down. But if the failure has already occurred, look for the cause of the malfunction in the table below. In the table you will also find tips for eliminating the breakdown.

Model HPC-3000 / HPC-5000 / WPC-7000 / WPC-9000 / WPC-15000 Americool Portable Air Conditioners Alarm Codes

Alarm DisplayProblemCauseCorrective Action
1CFrost preven on sensor and Abnormal temperature sensor value• Indoor heat exchanger temperature too low

• TH3 temperature sensor has a loose or broken connec on
• Do not use the air conditioner if ambient

temperature is lower than 18°C (64°F)

• Contact a qualified service agent
P5Refrigerant high pressure switch• Blocked air fi lter

• Blocked /kinked exhaust duct

• Ambient temperature is too high
Clean air filter

• Ensure exhaust duct is not blocked / kinked

• Do not use the air conditioner if ambient temperature is higher than 45°C (113°F)
51Abnormal temperature sensor valueTH1(Outlet) temperature sensor has a loose or broken connectionContact a qualified service agent
52Abnormal temperature sensor valueTH2(Inlet) temperature sensor has a loose or broken connectionContact a qualified service agent
C0Compressor overloaded • Ambient temperature is too high

• Unstable voltage supply

• Defective compressor
• Do not use the air conditioner if ambient temperature is higher than 45°C (113°F)

• Contact a qualified service agent

• Replace compressor
FtCondensate water level alarmCondensate tank is full• Empty the water tank

• A er installa on of the water tank, press the SPOT/COOL or ROOM/COOL bu on to resume operation
FUDrain pump alarmDrain pump defective or improper hose connection (including kink or blockage)• Check the hose connection and hose

• Replace drain pump