7 181 465 347 (01.07)
Rectifying faults
35
F C
flashing.
Text display module not detected
Check
Action
1.
No fault or fault code
FC
displayed
on text display?
B
Power OFF the appliance.
B
Fit code plug (correctly), making sure code
number is correct (see Appendix).
B
Turn ON the appliance.
FC?
↓
2.
B
Unplug text display module con-
nector.
B
Connecting lead between text dis-
play module and Heatronic OK.?
yes:
B
Plug in connector.
FC?
↓
no:
B
Replace text display module.
FC?
↓
3.
Text display module defective.
B
Replace text display module.
F d
and
flashing.
Reset button pressed inadvertently
Check
Action
1.
B
Press button
again.
2.
The PCB control board is damaged.
B
Disconnect the boiler electrical connection.
B
Change PCB control board.
B
Reconnect the boiler electrical connection.
B
Turn ON the appliance.
Summary of Contents for GREENSTAR HE combi Series
Page 174: ...7 181 465 347 01 07 50 Appendix...
Page 175: ...7 181 465 347 01 07 Appendix 51...
Page 176: ...Appendix...
