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55
English
OTH
ERS
If the unit has some problem to work properly, error codes will be displayed on the wired remote
controller. The following table describes the explanation of the error codes.
Troubleshooting tips
Display
Explanation
EVA Inlet temp sensor SHORT or OPEN
EVA Outlet temp sensor SHORT or OPEN
Wired remote controller temp sensor SHORT or OPEN
Water Inlet temp sensor SHORT or OPEN
PHE Outlet temp sensor SHORT or OPEN
Water outlet (Back up Heater) temp sensor SHORT or OPEN
Water TANK temp sensor SHORT or OPEN
Mixing valve temp sensor SHORT or OPEN (When FSV #4041 “1 or 2”)
Water Outlet
Back up Heater
E903
PHE Outlet
E902
EVA Outlet
E123
Ref’ Out
Wired remote controller
temp sensor
E653
Water tank temp sensor
E904
EVA Inlet
E122
Ref’ In
Water Inlet
E901
Hydro Unit
Heater
Tw2
Tw3
Tw1
PHE
Содержание AE090JNYDGH
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