Desa UNVENTED (VENT-FREE) PROPANE GAS LOG HEATER Owner's Operation And Installation Manual

Desa UNVENTED (VENT-FREE) PROPANE GAS LOG HEATER Owner's Operation And Installation Manual Manual pdf 14 page image

14101309INSTALLINGContinuedINSTALLING HEATER BASE ASSEMBLYWARNING ICON G 001WARNINGIf installing in a sunken fireplace, special care is needed. Youmust raise the fireplace floor to allow access to heater controlpanel. This will insure adequate air flow and guard against soot-ing. Raise fireplace floor with non-combustible material. Makesure material is secure.WARNING ICON G 001CAUTIONDo not pick up heater base assembly by burners. This coulddamage heater. Only handle base assembly by grates.IMPORTANT: Make sure the heater burners are level. If heater is not level, heater willnot work properly. For thermostat models, avoid damage to thermostat bulb. Avoidnicks or sharp bends in thermostat bulb wire. Keep thermostat bulb in mountingbracket.Installation Items Needed• hardware package (provided with heater)• approved flexible gas hose (not provided) (if allowed by local codes)• sealant (resistant to LP gas, not provided)• electric drill with 3/16" drill bit1. Apply pipe joint sealant lightly to male threads of gas regulator. Connect approvedflexible gas hose to gas regulator of heater (see Figure 11).IMPORTANT: Hold gas regulator with wrench when connecting flexible gas hose.2. Locate mounting brackets, bolts, and nuts in hardware package. Attach mountingbrackets to heater base (see Figure 12). Attach nuts finger tight.3. Position heater base assembly in fireplace.4. Mark screw locations through holes in mounting brackets. If installing in a brick-bottom fireplace, mark screw locations in mortar joint of bricks.5. Remove heater base from fireplace. Remove mounting brackets from heater base.6. Drill holes at marked locations using 3/16" drill bit.7. Attach mounting brackets to fireplace floor using masonry screws (in hardware package).8. Reattach heater base to mounting brackets. Tighten nuts firmly.9. Connect to gas supply. See Connecting To Gas Supply, page 15.Heater GasRegulatorFlexible Gas Hose (ifallowed by local codes)Figure 11 - Attaching Flexible Gas Hose to Heater Gas RegulatorWARNING ICON G 001WARNINGYou must secure this heater to fireplace floor. If not, heater will movewhen you adjust controls. Moving heater may cause a gas leak.