Desa SMA24VPA Installing Heater Assembly, Connecting to GAS Supply, Installation Items Needed

Page 13

INSTALLATION

Continued

INSTALLING HEATER ASSEMBLY

WARNING: If installing in a sunken fireplace, special care is needed. You must raise the fire- placefloortoallowaccesstoheater control panel. This will insure ade- quate air flow and guard against sooting. Raise fireplace floor with noncombustible material. Make sure material is secure.

CAUTION: Do not pick up heater assembly by logs. This could damage unit. Only handle assembly by grates.

IMPORTANT: Make sure the heater burner is level. If heater is not level, heater will not work properly.

Installation Items Needed

control cover kit (optional - see Accessories, page 27)

approved flexible gas hose and fittings (pro- vided with heater) (if allowed by local codes)

sealant (resistant to propane/LP gas, not provided)

Note: Install optional HRC100 or HRC200 series Receiver and Hand-Held Remote Control Kit (see Accessories, page 27) before installing gas log heater. See installation instructions included with the kit.

1.Apply pipe joint sealant lightly to male threads of gas fitting (not provided). Connect approved flexible gas hose to inlet side of gas control (see Figure 12).

2.Position heater assembly in fireplace.

3.Connect to gas supply. See Connecting To

Gas Supply.

Gas Control Valve

Flexible Gas Hose (if allowed by local codes)

Figure 12 - Attaching Flexible Gas Hose

to Heater Control Valve

CONNECTING TO GAS SUPPLY

WARNING: This appliance requires a 3/8" NPT (National Pipe Thread) inlet connection to the control valve.

WARNING:Aqualifiedservice personmustconnectheatertogas supply. Follow all local codes.

CAUTION: Never connect propane/LP fireplace directly to the propane/LP supply. This heater requires an external regu- lator (not supplied). Install the external regulator between the heater and propane/LP supply.

WARNING: Never connect natural gas fireplace to private (non-utility) gas wells. This gas is commonly known as wellhead gas.

Installation Items Needed Before installing heater, make sure you have the items listed below.

external regulator (supplied by installer for propane/LP models only)

piping (check local codes)

sealant (resistant to propane/LP gas)

equipment shutoff valve *

test gauge connection *

sediment trap

tee joint

pipe wrench

approved flexible gas line with gas connector (if allowed by local codes) (provided)

*A CSA design-certified equipment shutoff valve with 1/8" NPT tap is an acceptable alternative to test gauge connection. Purchase the optional CSA design-certified equipment shutoff valve from your dealer. See Accessories, page 27.

114744-01C

www.desatech.com

13

Image 13
Contents SMA24VPA What to do if YOU Smell GASTable of Contents Safety Information Provide adequate clearances around air openings Local Codes Product IdentificationUnpacking Providing Adequate Ventilation AIR for Combustion VentilationDetermining FRESH-AIR Flow for Appliance Location Ventilation Air From Inside Building Ventilation AIRVentilation Air From Outdoors AIR for Combustion Ventilation InstallationCheck GAS Type Installation and Clearances for VENT-FREE OperationMinimum Noncombustible Material Clearances InstallationFloor Clearances Mantel ClearancesTo combustibles see Figure Installing Remote Control Installing Damper Clamp Accessory for Vented OperationAccessory Bracket Masonry Manufactured FireplaceFireplaceConnecting to GAS Supply Installing Heater AssemblyInstallation Items Needed Control cover kit optional see Accessories,Propane/LP From Checking GAS ConnectionsNatural From Test Pressures In Excess Of 1/2 Psig 3.5 kPa Pressure Testing Heater Gas ConnectionsTest Pressures Equal To or Less Than 1/2 Psig 3.5 kPa Turn off heaterOperating Heater For Your Safety Read Before LightingLighting Instructions To Turn OFF GAS To Appliance Control Knob SwitchPropane/LP Natural Shutting Off HeaterOptional HAND-HELD Remote Operation Manual Lighting ProcedureON/OFF Series Model HRC100 Thermostat Series Model HRC200Auto Thermostatic Mode Manual ModeSafety Features Auto Shutoff FeatureWhen Using Remote Wiring DiagramInspecting Burner Pilot Flame PatternBurner Injector Holder and Pilot AIR Inlet Hole Cleaning MaintenancePropane/LP Observed Problem Possible Cause Remedy TroubleshootingSafety interlock system has Out when control knob is reClean ODS/pilot see Low gas pressure AssemblyBattery is not installed. Bat Or shut off Qualified service personRemote control Tery power is low Gas regulator defectiveMent at top Replacement Parts SpecificationsService Hints Technical ServiceAccessories Illustrated Parts Breakdown Parts List Models SMA24VNA Shown, SMA24VPA, SBJ24VNA and SBJ24VPA BJ24VNAS Keep this Warranty Warranty InformationLimited Warranty VENT-FREE GAS LOG Heaters