Desa CGR35NA, CGR65NA, CGR50BNA, CGR50NA, CGR65BNA installation manual Correct Burner Flame Pattern

Page 25

INSPECTING PILOT AND BURNER FLAME

Continued

Sharp Blue

Flame

Figure 21 - Correct Burner Flame Pattern

Ragged

Yellow

Flame

Flame

Lifting

Off of

Burner

Figure 22 - Incorrect Burner Flame Patterns

If burner flame pattern is incorrect, as shown in Figure 22

•turn heater off (see To Turn Off Gas to Appliance, page 21)

•see Troubleshooting, pages 27 through 31.

25

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Contents For Your Safety OWNER’S Operation and Installation ManualWhat to do if YOU Smell GAS Contents Carbon monoxide poisoning may lead to death Safety InformationSafety Information Identification ProductInstallation Items Local Codes Unpacking Product FeaturesCheck GAS Type Heater Clearances Locating HeaterVenting Heater Do not vent heater in any of the following ways see Figure Venting HeaterVenting Heater Proper Size Vent Connecting Heater to Utility Gas Line Connecting to GAS SupplyGas Connection Checking GAS Connections Pressure Testing Gas Supply Piping SystemLocation of Radiants Installing RadiantsInserting Glass Panels Installing Glass PanelInserting Glass into Lower Retaining Channel AIR for Combustion and Ventilation Draft Hood Spillage Test Determining FRESH-AIR Flow for Heater LocationVentilation Air from Outdoors Example 2 Locating Heater in Confined Closed Area Operating Heater For Your Safety Read Before LightingLighting Instructions Viewing Pilot Blower Operation Manual Lighting ProcedureTo Turn OFF GAS to Appliance Shutting Off HeaterPilot Flame Pattern Inspecting Pilot and Burner FlameBurner Flame Pattern Correct Burner Flame Pattern Cleaning and Maintenance Observed Possible Problem Cause Remedy Trouble ShootingSee Changing Burner See Removing Control TROUBLE- ShootingLighting Instructions Top Ing statement atRemoving Control Valve and Burner Tube Service ProceduresRemoving Burner Changing Burner Orifice Blower Wiring DiagramService Hints Technical Service35,000 BTU/Hr 50,000 BTU/Hr ModelParts Under Warranty Ordering Replacement Parts CentralsParts Not Under Warranty Valve GA5010 AccessoriesBlower Assembly Illustrated Parts ListCabinet Assembly Burner Assembly Thermocouple Interrupter 100792 100792 Limited Warranty Comfort Glow Vented Natural GAS Heaters Warranty Information