B Press The Reset Button For 3 Seconds And Release It; After Releasing The Appliance Re-Starts - Worcester CDi Combi N.G Service Booklet

RECTIFYING FAULTS
EA
and RESET button and fault indicator LED are flashing.
During operation: flame not detected.
Check
1. Is a burner flame visible?
2. Is the gas cock turned on?
3. Is there air in the supply pipe?
4. Natural gas models:
measure gas supply at gas valve. Is the
pressure OK according to
technical data?
LPG models:
is the flow rate of the gas supply to the
appliance correct?
Tab. 25 EA Error codes
44
Supplied By www.heating spares.co Tel. 0161 620 6677
Action
go to 5
yes:
go to 2
no:
go to 3
yes:
B Open the gas valve.
no:

B Press the reset button for 3 seconds and release it.

After releasing the appliance re-starts.

EA? go to 3
B Vent supply pipe.
yes:
B Press the reset button for 3 seconds and release it.
After releasing the appliance re-starts.
EA? go to 4
go to 4
no:
B Is correct code plug fitted? If not, fit correct code
yes:
plug (see Appendix).
B Press the reset button for 3 seconds and release it.
After releasing the appliance re-starts.
EA? go to 5
B Check working pressure at appliance to eliminate
no:
pipe work problems.
B Check pressure at the building supply pressure
regulator, inform gas company if outside correct
range.
B Press the reset button for 3 seconds and release it.
After releasing the appliance re-starts.
EA? go to 5
go to 5
yes:
B Is there enough gas in the supply cylinder?
no:
B Is there air in the supply pipe?
B Is the supply pressure OK? (if supply pressure out-
side correct range, inform gas supplier)
B Press the reset button for 3 seconds and release it.
After releasing the appliance re-starts.
EA? go to 5
8 716 115 748 (2009/09)