Specifications

Stellar Service Instructions REV: D
Date of Issue: 14/09/2007
This document is stored and maintained electronically by Service. All printed copies not bearing this statement in RED are deemed “uncontrolled”.
15
FAULT FINDING – CHART 1.2
1.2
Pilot Fault
Is
there gas
available at the water
heater?
Check for closed gas cock,
faulty service regulator, water
in pipes, empty LP cylinder/s,
local supply failure
NO
Is
there gas at
the pilot feed
pipe?
Remove the pilot feed pipe from the
gas control and using a manometer
check for gas pressure from the gas
valve.
YES
Replace the gas control
NO
Remove the buner assembly and
check for restricted or blocked pilot
feed pipe or injector
YES
Is
the pilot feed
pipe and injector
clear?
Clear blockage or restriction
from pilot feed pipe or
replace injector
NO
Is the
correct pilot injector
fitted?
YES
Refer to specifications table
Replace the pilot injector with
one suitable for the model
and gas type
NO
Replace the pilot assembly
Is
the pilot hood
loose?
YES
YES
Spark gap incorrect.
Adjust the gap between the
electrode and pilot hood to
4mm by gently bending the
pilot hood
NO
TEST 5