Monessen Hearth CSDV40SLP - Manual (Page 35)

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35
CSDV Series Direct Vent Gas Stove TROUBLESHOOTING
NOTE: All troubleshooting items are listed in order
of operation.
W
ARNING
Turn appliance OFF and allow to cool before
servicing. Only a qualified service person
should service and repair the heater.
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
pOSSIBLE CAUSE
1. Battery needs replacing
2. Defective ignitor
3. Misaligned spark electrode
1. Defective thermocouple. Loose
thermocouple.
2. Air in gas line
3. No gas
1. Defective switch
2. Defective thermopile
3. Thermostat set too low/defec-
tive
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 electrode
to pilot. Adjust by loosening screws on
pilot base. Adjust and retighten.
1. Check for proper connection of
thermocouple to rear of valve.
2. Bleed line. Contact dealer.
3. Check shutoff valve and gas supply
(LPG tank)
1. Check switch connections. Jump wires
at switch
2. 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.
1. Check log position. Open shutters to
increase primary air.