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Worcester ZWBR 7-30 R 30 HE PLUS COMBI

Worcester ZWBR 7-30 R 30 HE PLUS COMBI
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Supplied By www.heating spares.co Tel. 0161 620 6677
7 181 465 347 (05.01)
28
Rectifying faults
Error EA
EA and flashing.
During operation: flame not detected
Check Action
1. Is a burner flame visible? yes: 5.
no: 2.
2. Is the gas cock turned on? yes: 3.
no: B Open the gas cock.
B Press , restart the appliance.
EA? 3.
3. Is there air in the supply pipe? yes: B Vent supply pipe.
B Press , restart the appliance.
EA? 4.
no: 4.
4. Natural gas models:
does the building have a supply pressure
regulator?
yes: B Check that it is fitted correctly and functioning prop-
erly and correct if necessary.
B Check supply pressure, inform gas company if outside
correct range.
B Is correct code plug fitted?
B Press , restart the appliance.
EA? 5.
no: 5.
LPG models:
is the flow rate of the gas supply to the
appliance correct?
yes: 5.
no: B Is there enough gas in the supply cylinder?
B Is there air in the supply pipe?
B Is the solenoid valve in the "meter cabinet” opening?
B Is the supply pressure OK? (if the supply pressure is
too high, check the pressure regulator in the “meter
cabinet” and on the LPG supply cylinder)
B Press , restart the appliance.
EA? 5.
5. Is the earth connection correct? yes: 6.
no: B Correct the electrical connection.
B Press , restart the appliance.
EA? 6.
6. Is the condensation trap blocked? yes: B Clean out condensation trap discharge pipe.
B Press , restart the appliance.
EA? 11.
no: 7.

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