Bosch Condens 2000 W - Page 19

Failures / Errors | 19
EA and operating LED is flashing.
Ignition lock-out (flame not detected) (pump is running)
Control Step Action
1. Dose the burner flame can be seen? yes: -->6.
no: -->2.
2. Gas inlet cock open? yes: -->3.
no: B Open the gas inlet cock.
B Press RESET button and restart again.
EA failure still exist? -->3.
3. Air in the gas pipe line? yes: B Open the gas inlet cock.
B Press RESET button and restart again.
EA failure still exist? -->4.
no: -->4.
4. Ist the thermal gas inlet cock activated ?
(if it is installed)
yes: B Change the cock.
B Press RESET button and restart again.
EA failure still exist? -->5.
no: -->5.
5. Natural gas :
Is there any gas pressure regulator at the
house entrance ?
yes: B Check if the montage of the gas pressure regulator
assembly is correct or not ? If necessory correct it.
B Measure the gas inlet pressure. If there is a deviation
inform the gas distributor company.
B Press RESET button and restart again.
EA failure still exist? -->6.
no: -->6.
LPG (liquid gas):
Is there sufficient gas flow in the LPG line
to operate appliance ?
yes: -->6.
no: B Is the tank full enough ?
B Is there any air in the gas pipe?
B Is the external tank magnet valve tripgered ?
B Is the gas entry pressure OK? ( if too high check the
regulator).
B Press RESET button and restart again.
EA failure still exist?-->6.
6. Is the groun d i n g connection done cor-
rectly?
yes: -->7.
no: B Correct ground connection.
B Press RESET button and restart again.
EA failure still exist ? -->7.