34
1007332 ISSUE 1
OWNER/INSTALLATION MANUAL
5�3 FAULT CODES
No Display Description of fault code
1 E1 High pressure alarm
2 E2 Low pressure alarm
4 E7 Water outlet temp out of range alarm
5 E8 High exhaust temp alarm
6 EA Evaporator overheat alarm (only in cooling mode)
7 P0 Controller communication failure
8 P1 Water inlet temp sensor failure
9 P2 Water outlet temp sensor failure
10 P3 Gas exhaust temp sensor failure
11 P4 Evaporator coil pipe temp sensor failure
12 P5 Gas return temp sensor failure
13 P6 Cooling coil pipe temp sensor failure
14 P7 Ambient temp sensor failure
15 P8 Cooling plate sensor failure
16 P9 Current sensor failure
17 PA Restart memory failure
18 F1 Compressor drive module failure
19 F2 PFC module failure
20 F3 Compressor start failure
21 F4 Compressor running failure
22 F5 Inverter board over current protection
23 F6 Inverter board overheat protection
24 F7 Current protection
25 F8 Cooling plate overheat protection
26 F9 Fan motor failure
27 Fb Power filter plate - no power protection
28 FA PFC module over current protection
When e heat pump displays ese error codes
please contact your installer for advice.
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