Troubleshooting; Troubleshooting For Common Faults; Error Codes - COMFORTPOOL EasyHeat 3 Benutzer- Und Instandhaltungshandbuch

5. Troubleshooting

5.1.

Troubleshooting for common faults

Failure
Heat pump does not run
Fan running but insufficient
heating
Display normal but no
heating
If the above solutions do not work, please contact the dealer with detailed information and your
model number. Do not try to repair the heat pump yourself.
Note: if the following conditions happen, please stop the machine immediately and cut off the power supply
immediately, then contact your dealer:
4. Inaccurate switch action
5. The fuse is frequently broken, or the leakage circuit breaker jumped.
5.2.

Error codes

Error code Failure description
PP1
PP2
PP3
PP4
PP5
PP7
EE1
EE2
EE3
Reason
No power
Power switch is off
Fuse burned
The breaker is off
Evaporator is blocked
Air outlet blocked
3-minute start delay
Waterflow is too high
Set temperature is too low
3-minute start delay
Water inlet temperature sensor failure
Failure for the sensor to connect AIN2 terminal on PC board
Failure for the sensor to connect AIN3terminal on PC board
Gas return temperature sensor failure
Air temperature sensor failure
Low ambient temperature protection
High pressure protection
Low pressure protection
Water flow switch failure
Solution
Wait until the power recovers
Switch on the power
Check and change the fuse
Check and turn of the breaker
Remove the obstacles
Remove the obstacles
Wait patiently
Lower waterflow (e.g. with a
bypass)
Set proper heating temperature
Wait patiently
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