AMITY (VENT-FREE) NATURAL GAS STOVE HEATER - Desa

TROUBLE-SHOOTINGContinuedOBSERVEDPROBLEMWhen ignitor buttonis pressed, there isspark at ODS/pilotbut no ignitionPOSSIBLECAUSE1. Gas supply turned off ormanual shutoff valveclosed2. Control knob not inPILOT position3. Control knob notpressed in while inPILOT position4. Air in gas lines wheninstalled5. ODS/pilot is clogged6. Gas regulator setting isnot correctREMEDY1. Turn on gas supply oropen manual shutoffvalve2. Turn control knob toPILOT position3. Press in control knobwhile in PILOT position4. Continue holding downcontrol knob. Repeatigniting operation untilair is removed5. Clean ODS/pilot (seeCleaning and Maintenance,page 21) orreplace ODS/pilotassembly6. Replace gas regulatorODS/pilot lights butflame goes out whencontrol knob isreleased1. Control knob not fullypressed in2. Control knob notpressed in long enough3. Safety interlock systemhas been triggered4. Manual shutoff valvenot fully open5. Pilot flame not touchingthermocouple, whichallows thermocouple tocool, causing pilot flameto go out. This problemcould be caused by oneor both of the following:A) Low gas pressureB) Dirty or partiallyclogged ODS/pilot6. Thermocouple connectionloose at controlvalve7. Thermocouple damaged8. Control valve damaged1. Press in control knobfully2. After ODS/pilot lights,keep control knobpressed in 30 seconds3. Wait one minute forsafety interlock systemto reset. Repeat ignitionoperation4. Fully open manualshut-off valve5. A) Contact localnatural gas companyB) Clean ODS/pilot(see Cleaning andMaintenance, page 21)or replace ODS/pilotassembly6. Hand tighten untilsnug, then tighten 1/4turn more7. Replace thermocouple8. Replace control valve22104024