Troubleshooting - Monessen Hearth 6000DV Installation And Operating Instructions Manual

TROUBLESHOOTING

OBSERVED PROBLEM
Spark ignitor will not light the
pilot after repeated pressing of
spark ignitor.
Pilot will not stay lit.
Burner will not light when valve
and burner switch are both on.
Glass fogs up
Blue flames
Sooting
42
Turn appliance OFF and allow to cool
before servicing. Only a qualified
service person should service and
repair the heater.
Note: All troubleshooting items are listed in order of operation.
POSSIBLE CAUSE
1. Battery needs replacing
2. Defective ignitor
3. Misaligned spark electrode
4. Bad wire.
1. Defective thermocouple.
Loose thermocouple
2. Air in gas line
3. No gas
1. Defective switch
2. Defective thermopile
3. Thermostat set too low/defective
1. Normal condition
1. Normal during start up
1. Flame impingement
REMEDY
1. Replace battery
2. Check connections to ignitor. Replace
ignitor if ignitor connections are good,
but there is no spark.
3. Check for spark arcing from the elec-
trode to pilot. Adjust and retighten.
4. Replace with new wire.
1. A. Check for proper connection of ther-
mocouple to rear of valve.
B. Check thermocouple output.
2. Bleed line. Contact dealer
3. Check shutoff valve and gas supply
(LPG tank)
1. Check switch connections. Jump wires
at switch.
2. A. Check thermopile output.
B. Check connections to valve. Contact
dealer.
3. Turn up thermostat to start unit. Check
thermostat connections.
1. Allow appliance to warm up. Glass will
clear. Additives in the gas may dirty
glass. Clean glass when cool.
1. Flames will yellow as appliance
heats up. Adjust rock wool placement
per instructions.
1. Check log position.
42D0200