Trouble Shooting - Osburn Cordova Series Installation And Operating Instructions Manual

5 .0 Trouble Shooting

SYMPTOM
I. Pilot will not light
after repeated
triggering of the piezo
ignition button
f i r e - p a r t s . c o m
II Pilot will not stay lit
after following the
lighting instructions
POSSIBLE CAUSE
A. No spark at electrode (weak or no heat source
for pilot ignition)
1. Improper ignition
2. Poor connections at starter and ignition
electrode
3. Broken ceramic cover on ignition electrode
4. Defective piezo igniter
5. Poor grounding of piezo igniter
B. No gas or low gas pressure
1. Gas line shut off(s) may not be turned on
2. No gas supply (LPG)
3. Air in gas lines
4. Gas lines may not be connected
5. Low pressure may be caused by bent line
6. Valve control knob not fully depressed in
"PILOT" position
Thermocouple/valve
1. Weak or improperly located pilot flame
2. Defective thermocouple
3. Thermocouple not installed properly
4. Open wire connection in pilot circuit
CORRECTIVE ACTION
1. Align the electrode with 1/8" (3mm)
gap to pilot hood
2. Reconnect if loose
3. Replace pilot assembly
4. Replace piezo igniter
5. Tighten mounting nut and/or igniter
screws
1. Turn on shut-off valves
2. Check propane tank; you may be out
of propane.
3. Purge gas lines
4. Connect all gas lines
5. Check for a kinked line
6. Fully depress control knob
1. Adjust and clean pilot. The flame
must impinge on or engulf the
thermocouple, as shown in Figure 23
2. Replace thermocouple
3. Make sure all wire connections at the
gas valve terminals are tight and the
thermocouple is fully inserted into the
mounting bracket
4. Check wire continuity and
connections in the pilot circuit
CORRECTIVE ACTION
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