112126-01BFor more information, visit www.desatech.comFor more information, visit www.desatech.com3131OBSERVED PROBLEMBurner does not light after pilot is litDelayed ignition burnerBurner backfiring during combustionSlight smoke or odor during initial operationBurner system produces a whistling noisewhen burner is litGlass sootsBurner system produces a clicking/tickingnoise just after burners are lit or shut offRemote does not functionREMEDY1. Clean burner (see Cleaning andMaintenance, page 29) or replace burnerorifice2. Contact local propane/LP or natural gascompany3. Reconnect leads (see Wiring Diagram,page 33)4. Replace thermopile5. Replace gas valve1. Contact local propane/LP or natural gascompany2. Clean burner (see Cleaning and Main-tenance, page 29) or replace burner orifice1. Clean burner (see Cleaning andMaintenance, page 29) or replace burnerorifice2. Replace damaged burner3. Replace gas control1. Problem will stop after a few hours ofoperation1. Turn gas control knob to LO position andlet warm up for a minute2. Operate burner until air is removed fromline. Have gas line checked by local pro-pane/LP or natural gas company3. Clean burner (see Cleaning andMaintenance, page 29) or replace burnerorifice1. Adjust the log set so that the flame doesnot excessively impinge on it2. Inspect the opening at the base of theburner to see that it is NOT packed withany type of material3. Follow venting configuration instructionsin owner’s manual1. This is common. If noise is excessive,contact qualified service person1. Replace 9-volt batteries in receiver andremote controlTROUBLESHOOTINGContinuedPOSSIBLE CAUSE1. Burner orifice clogged2. Inlet gas pressure is too low3. Thermopile leads disconnected or im-properly connected4. Thermopile is defective5. Gas valve is defective1. Manifold pressure is too low2. Burner porting or orifice clogged1. Burner orifice is clogged or damaged2. Damaged burner3. Gas regulator defective1. Residues from manufacturing processesand logs curing1. Turning gas control knob to HI positionwhen burner is cold2. Air in gas line3. Dirty or partially clogged burner orifice1. Flame impingement on logs2. Debris around burner air mixer3. Improper vent configuration1. Metal expanding while heating or con-tracting while cooling1. Battery is not installed or battery poweris lowTROUBLESHOOTING