Desa A, B, C Owner's Operation And Installation Manual

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Desa A, B, C Owner's Operation And Installation Manual Manual pdf 14 page image

104415For more information, visit www.desatech.comFor more information, visit www.desatech.com14INSTALLATIONContinuedFigure 18 - Equipment Shutoff ValveFigure 19 - Checking Gas Joints (propane/LP only)Thermostat GasValve or ControlValve LocationPropane/LPSupply TankEquipmentShutoff ValveONPOSITIONOFFPOSITIONOpenClosedEquipmentShutoffValveEquipmentShutoff ValveThermostat GasValve or ControlValve LocationGas MeterPressure Testing Heater Gas Connections1. Open equipment shutoff valve (see Figure 18).2. Open main gas valve located on or near gas meter for naturalgas or open propane/LP supply tank valve.3. Make sure control knob of heater is in the OFF position.4. Check all joints from equipment shutoff valve to thermostatgas valve (Thermostat-Controlled Models), to control valve(Manually-Controlled Models), or to gas control (Remote-Ready Models)(see Figures 19 and 20). Apply noncorrosiveleak detection fluid to all joints. Bubbles forming show a leak.5. Correct all leaks at once.6. Light heater (see Operating Heater, pages 16 through 21).Check all other internal joints for leaks.7. Turn off heater (see To Turn Off Gas to Appliance, page 17 forThermostat-Controlled models, page 18 for Manually-ControlledModels, or page 20 for Remote-Ready Models).Figure 20 - Checking Gas Joints (Natural Gas Only)INSTALLING LOGSWARNING: Failure to position the parts in accor-dance with these diagrams or failure to use only partsspecifically approved with this heater may result inproperty damage or personal injury.Each log is marked with a number. These numbers will help youidentify the log when installing. It is very important to install theselogs exactly as instructed. Do not modify logs. Only use logssupplied with heater.1. Place front log (#1 for 18", #1a and #1b for 24" and 30") ontop of the grate. Make sure the notches in the bottom of the logfits over the grate prongs (see Figure 21, page 15). Push backof logs flush with metal grate bar. Logs for 24" and 30" shouldfit with ends touching and a small realistic crack in the center.2. Rest middle log (#2) behind metal posts on front burner. Makesure the grooves in the bottom of the log fit over the grate.Bring the log forward next to the metal posts. The cutout in themiddle log must be on top (see Figure 22, page 15).3. Slide the grooves in the back of the rear log (#3) against therear grate prongs. Make sure the peg on the log is on top (seeFigure 23, page 15).4. Place the crossover log (#4) on the back log and the middlelog. Make sure the peg on the rear log is in the hole in thebottom of the crossover log. The crossover log should fit in thecutout of the middle log (see Figure 24, page 15).INSTALLATIONChecking Gas Connections (Cont.)Installing Logs