Owner`s manual

Page 19
HW42DF Gas Fireplace
Part No. XG0191 - 031010
Maintenance
WARNING:
Do not attempt to clean glass when hot.
Do not clean glass with abrasive materials as any glass
etching may cause premature glass failure.
CAUTIONS
■Fireplacegascontrolmustbeinthe“OFF”position
and pilot and main burners extinguished when cleaning
appliance with a vacuum.
■ Doors and logs can get very hot. Handle only when
cool.
General
■ Have the replace and installation inspected yearly. The inspection
must include, but is not limited to, the following:
• A visual check of the entire vent system and termination.
• An inspection of  the explosion relief appers and the door
gasketing to ensure a proper seal.
• An inspection of the burner, venturi, and primary air openings.
•  Aninspectionofthegasvalve,gascomponents,andpilotame.
Foryourconveniencea1/8"manifoldpressuretapissupplied
on the gas valve for a test gauge connection. See Figure 32.
• Ensure proper log placement as per this manual.
• Inspection of all optional equipment; fans, thermostats, etc.
■ For Natural Gas this appliance requires a minimum inlet pressure
of5.5"W.C.andamanifoldpressureof3.5"W.C.
■ Alwayskeepthereplaceareaclearandfreeofcombustiblematerials,
aswellasgasolineandotherammablevaporsandliquids.
■ Do not use this appliance if any part has been under water. Immediately
callaqualiedservicetechniciantoinspecttheapplianceandto
replace any part of the control system and any gas control which
has been under water.
Operation
Lighting Instructions
See pages 18 to 21.
Cleaning
Whenthereplaceisrstactivated,theremaybesomesmokingand
avisiblelmmaybeleftontheglass.Thisisanormalcondition,andis
the result of burning of protective coatings on new metal.
■ Glassmust becleaned periodicallyto removeany lm(which is
a normal by-product of combustion) which may be visible. Film
can easily be removed by removing the door, as shown on page
15. Handle the door carefully, and clean it with non-abrasive glass
cleaners.OneofthemosteffectiveproductsisKelKem.
■ Siliconesealsoninnerdoorduringinitialringwill"offgas",leaving
a visual deposit of a white substance on combustion chamber walls.
This can easily be removed using normal household products.
■ Use a vacuum cleaner or whisk broom to keep the control
compartment,burner,andreboxfreefromdustandlint.
■ Logs may be cleaned periodically with a vacuum to remove soot or
other contaminates.