Desa Comfort Glow RFN30T Owner's Operation And Installation Manual

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Desa Comfort Glow RFN30T Owner's Operation And Installation Manual Manual pdf 13 page image

13104433OWNER’S MANUALPressure Testing Gas SupplyPiping SystemTest Pressures In Excess Of 1/2 PSIG(3.5 kPa)1. Disconnect appliance with its appliancemain gas valve (control valve) and equip-ment shutoff valve from gas supply pip-ing system. Pressures in excess of 1/2psig will damage heater regulator.2. Cap off open end of gas pipe whereequipment shutoff valve was con-nected.3. Pressurize supply piping system by ei-ther using compressed air or openingmain gas valve located on or near gasmeter.4. Check all joints of gas supply pipingsystem. Apply mixture of liquid soapand water to gas joints. Bubbles form-ing show a leak.5. Correct all leaks at once.6. Reconnect heater and equipmentshutoff valve to gas supply. Check re-connected fittings for leaks.CHECKING GASCONNECTIONSWARNING: Test all gas pip-ing and connections for leaksafter installing or servicing. Cor-rect all leaks at once.WARNING: Never use an openflame to check for a leak. Apply amixture of liquid soap and waterto all joints. Bubbles formingshow a leak. Correct all leaks atonce.Test Pressures Equal To or Less Than1/2 PSIG (3.5 kPa)1. Close equipment shutoff valve (see Fig-ure 21).2. Pressurize supply piping system by eitherusing compressed air or opening main gasvalve located on or near gas meter.3. Check all joints from gas meter to equip-ment shutoff valve (see Figure 22). Ap-ply mixture of liquid soap and water togas joints. Bubbles forming show a leak.4. Correct all leaks at once.OPOSPOOpenClosedEquipmentShutoffValveFigure 21 - Equipment Shutoff ValveFigure 22 - Checking Gas JointsINSTALLATIONContinuedPressure Testing Heater GasConnections1. Open equipment shutoff valve (see Fig-ure 21).2. Open main gas valve located on or neargas meter.3. Make sure control knob of heater is inthe OFF position.4. Check all joints from equipment shutoffvalve to thermostat gas valve (see Fig-ure 22). Apply mixture of liquid soapand water to gas joints. Bubbles form-ing show a leak.5. Correct all leaks at once.6. Light heater (see Operating Heater,pages 14 and 15). Check all other in-ternal joints for leaks.7. Turn off heater (see To Turn Off Gas toAppliance, page 14).8. Replace front panel.Thermostat GasValve LocationGas MeterEquipmentShutoffValve