Glow-worm 30ci Plus User Manual

Page 41

4000123944-2

18 Fault Finding

FAULT: THE BURNER DOES NOT LIGHT AT ALL, BUT THERE IS AN IGNITION SPARK.

YES

Are the gas taps on?

Test the gas control valve.

Turn on the gas taps.

hec the rng.
the prole perssts change the
control oar .

s there c at the gas control valve?

or testng see coponent testng ata.

hec resstance o saet valve col.

11799

FAULT: THE ROOM TEMPERATURE IS INADEQUATE AND RADIATORS ARE LUKE-WARM.

YES

Is the heating temperature on the boiler
set high enough?

Turn up settings

YES

Is the heating power adequate?
- Check the adjustment of the by-pass internal and
external (If fitted).
- Check the 3-way valve is not passing into the
domestic hot water heat exchanger.

Is the room thermostat and or radiator

set high enough and calling for duty?

11899p

FAULT: THE BURNER LIGHTS, THEN GOES OUT.

CHECK

THE

PROBE

CHECK
THE MAINS

FAULT NOT FOUND

The flame is spreading across the

whole burner, but not being detected.

With the power turned off, check the
continuity between the spark electrode
and terminal H24 on the control board
(PCB). Check the connector on the end
of the wire.
Check that the spark electrode is
pointing towards the flame.
Check the spark electrode. Change it.

If the problem persists, change the
control board (PCB).
(flame detection module faulty).

11798