Troubleshooting - Hargrove ETCC30N1G Installation And Operation Manual

Hargrove Manufacturing test fires all Vent Free burner systems before shipment. Each test consists of
lighting the pilot, checking for proper ignition, and leak testing at each connection. Even though all of
these precautions are taken sometimes problems do arise. The following Trouble-Shooting chart lists
several problems with their probable cause and remedy.
WARNING: TURN OFF AND LET COOL BEFORE SERVICING. ONLY A QUALIFIED SERVICE
PERSON SHOULD SERVICE AND REPAIR.
OBSERVE PROBLEM
A. When ignitor button is
pressed there is no spark at the
ODS.
B. ODS pilot lights, but flame
goes out when control knob is
released.
C. Appliance shuts off in use.
TROUBLE-SHOOTING
POSSIBLE CAUSE
1. Ignitor electrode positioned
wrong.
2. Ignitor electrode is broken.
3. Ignitor electrode is not
connected.
4. Ignitor cable is pinched.
5. Ignitor cable is wet.
6. Broken ignitor cable.
7. Bad piezo ignitor.
1. Control knob not fully
depressed.
2. Control knob not pressed in
long enough.
3. Manual shutoff valve not fully
open.
4. Thermocouple connection loose
at valve.
5. Pilot flame not touching
thermocouple, which allows
thermocouple to cool, causing pilot
flame to go out. This problem
could be caused by one or both of
the following:
A) Log gas pressure.
B) Dirty or partially clogged ODS
pilot.
6. Thermocouple damage.
7. Control valve damage.
1. Not enough fresh air available
for ODS pilot to operate.
2. Low gas pressure.
3. ODS pilot is partially clogged.
4. Unstable pilot flame due to
drafts from ceiling fan, hot furnace
register, open door etc...
5. If using damper, unstable pilot
flame from downdrafts.
REMEDY
1. Replace ignitor.
2. Replace ignitor.
3. Reconnect ignitor cable.
4. Free ignitor cable if pinched
by any metal or tubing.
5. Dry ignitor cable.
6. Replace ignitor cable.
7. Replace Piezo ignitor.
1. Press in control knob fully.
2. After ODS pilot lights, keep
control knob pressed in 30
seconds.
3. Fully open manual shutoff
valve.
4. Hand tighten ¼ turn more.
5. Contact local gas company.
6. Replace ODS pilot.
7. Replace control valve.
1. Open door to adjoining
room for added ventilation or
open window.
2. Contact local gas company.
3. Clean ODS pilot.
4. Locate and eliminate drafts.
5. Close damper.
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