Astria.us.com
126810-01B
23
TROUBLESHOOTING
Continued
OBSERVED PROBLEM
POSSIBLE CAUSE
REMEDY
ODS/pilot lights but fl ame
goes out when control knob
is released
1. Control knob not fully
pressed in
2. Control knob not pressed
in long enough
3. Safety interlock system
has been trig gered
4. Equipment shutoff valve
not fully open
5. Pilot flame not touch ing
ther mo cou ple, which al-
lows ther mo cou ple to cool,
caus ing pilot fl ame to go
out. This prob lem could
be caused by one or both
of the fol low ing:
A) Low gas pressure
B) Dirty or partially clogged
ODS/pilot
6. Ther mo cou ple con nec tion
loose at con trol valve
7. Thermocouple dam aged
8. Control valve damaged
1. Press in control knob fully
2. After ODS/pilot lights, keep
control knob pressed in 30
sec onds
3. Wait one minute for safety
in ter lock sys tem to reset.
Repeat ignition operation
4. Fully open equipment
shutoff valve
5. A) Contact local natural or
pro pane/LP gas company
B) Clean ODS/pilot
(see
Cleaning and Main te-
nance, Page 21)
or re-
place ODS/pilot assembly
6. Hand tighten until snug,
then tighten 1/4 turn more
7. Replace pilot assembly
8. Replace control valve
Burner does not light after
ODS/pilot is lit
1. Inlet gas pressure is too
low
2. Burner orifi ce clogged
3. Mislocated crossover tube
4. Remote selector in OFF
position
5. Wire disconnected from
gas control
1. Contact local natural or
pro pane/LP gas company
2. Clean burner
(see Clean-
ing and Main te nance,
Page 21)
or re place burner
orifi ce
3. Contact qualifi ed service
person
4. Put remote selector in ON
position
5. See
Wiring Diagram
,
Page 26
Delayed ignition of burner
1. Manifold pressure is too
low
2. Burner orifi ce clogged
3. Mislocated crossover tube
1. Contact local natural or
pro pane/LP gas company
2. Clean burner
(see Clean-
ing and Main te nance,
Page 21)
or replace burner
orifi ce
3. Contact qualifi ed service
person
Burner backfiring dur
ing
com bus tion
1. Burner orifi ce is clogged
or damaged
2. Damaged burner
3. Gas regulator defective
1. Clean burner
(see Clean-
ing and Main te nance,
Page 21)
or replace burner
ori fi ce
2. Replace damaged burner
3. Replace gas regulator
f i r e - p a r t s . c o m
