Instruction Manual
GH05 GAS HEATER WITH TURBO
dcg16.it
22
FAULT FINDLING CHART:
REPAIRS TO BE CONDUCTED BY AUTHORSED
SYMPTOMS
1.Pilot will not light
automatically
No spark across electrode
gap
(a)Ensure that piezo-electric
switch is functioning correctly.
(b)Check that electrical lead is
not damaged.
2.Pilot will not light automatically
but points(a) to (e) are satisfactory
and the pilot will light with a match
Incorrect position of spark in
relation to pilot gas fow.
Re-position spark plug so that spark
jumps across gas fow.
3.Heater will not remain
alight when pressure is
released from ignition button
Electro-magnetic valve
closes while heater is alight.
(a)Ensure that thermocouple
probe is located in pilot fame.
(b)Ensure good connection
between thermocouple and valve.
(c)Check thermocouple.
(d)Check electromagnetic valve.
4.After changing to maximum
position with all three plaques
alight one or more plaques
appear below normal intensively
(a)Blocked jets.
(b)Partially blocked supply tube.
(a)Remove and clean blocked jet.
(b)Remove supply tube, remove
jets and blow through the tube.
5.Di
culty in cross lighting
from position 1 to position
2 or 3
(a)Air draught directed away
rom
rst plaque.
(b)Position o
the pilot fame.
(a)Change the location of
the appliance so that it is not
adversely affected by air draught.
(b)Position pilot so that impinges
across bottom corner of 2
nd
plaque as well as 1
st
plaque.
6.Smell of combustion
Missing piece of ceramic
reclay.
Inspect perimeter of each plaque
and locate place where some
reclay has been displaced.
Repair with PYRUMA and leave to
sot for approx.24 hours.
FAULT
REMEDY
Summary of Contents for GH05
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