Bradford-White Corp D)W275T*(BN Bedienungsanleitung

Save this manual for future referenceManual 238-46647-00BSERVICEMANUALTroubleshooting Guideand Instructions for Service(To be performed ONLY byqualifi

SERVICE PROCEDURE AG-IIPilot Assembly Inspection, Cleaningand Replacement For Models UsingHoneywell Gas ControlRStep 1. Turn off the gas supply to the

Figure 14SERVICE PROCEDURE AG-IIPilot Assembly Inspection, Cleaningand Replacement For Models UsingHoneywell Gas ControlRIGNITER/ELECTRODE TESTING AN

SERVICE PROCEDURE AG-IIIGas Control Testing and ReplacementFor Models using White Rodgers orRobertshaw Gas ControlThe gas control is a non repairable

See SERVICE PROCEDURE AG-IITHERMOCOUPLE TESTINGMAGNET ASSEMBLY TESTING (White Rodgers Control)Page 13Step 1. Following the lighting instruction label

GAS CONTROL REPLACEMENTStep 1. Rotate knob of the gas controlto the “OFF” position.Step 2. Turn off gas supply to water heater.Step 3. Disconnect gas

Step 7. Removal of gas control.a) Disconnect main burner feedline, pilot tube and thermocouple from gas control & remove burner from combustion

SERVICE PROCEDURE AG-IIIHoneywell Thermowell Testing andReplacemetStep 1. If gas control has gone into lockout due to excessive tank temperature (four

WARNINGStored water may be HOT whenperforming the following steps in thisprocedure. Take necessary precaution toprevent personal injurySERVICE PROCEDU

SERVICE PROCEDURE AG-IIIHoneywell Gas Control and ThermowellReplacement Figure 31Step 1. Turn the gas control knob to the “OFF” position.Step 2. Turn

SERVICE PROCEDURE AG-IIIHoneywell Gas Control and ThermowellReplacementHONEYWELL GAS CONTROL ASSEMBLY TO THERMALWELLStep 1. Install threaded end of th

Table of Contents Service Page ProcedureTroubleshooting Chart White Rodgers and Robertshaw Gas Control 3 - - -Troubleshooting Ch

Step 1. With main burner in operation slide the inner combustion chamber door open.Step 2. To adjust for proper burning, loosen the air shutter nut, r

Step 3. Fully inspect combustion chamber for debris or carbon build up.Step 4. Be certain that thermocouple or thermopile, and pilot tube are routed c

Step 5. Steel Burner:Disconnect (unscrew) burner from main burner orifice.Cast Iron Burner:Disconnect (unscrew) main burner feedline from burner.Step

Figure 48SERVICE PROCEDURE AG-VDiptube and AnodeInspection and ReplacementPage 23Step 1. Turn the gas control knob to the “OFF” position.Step 2. Turn

Step 1. Turn gas control knob to “OFF” position.Step 2. Turn off cold water supply to water heater. Connect hose to drain spigot of water heater and r

Troubleshooting ChartSymptom Probable Cause Corrective ActionPilot will not light1. No incoming gas or too low gas pressure.2. Gas control knob set

Troubleshooting ChartFor Models Using Honeywell Gas Control Observe LED indicator on gas control. Error flash codesare displayed with a three second

Troubleshooting Chart (cont.)For Models Using Honeywell Gas ControlFive flashes and a threesecond pause.Thermowell faultSeven flashes and athree secon

THERMOCOUPLE REPLACEMENTStep 1. Turn off gas supply to water heater. Rotate knob of gas control to “OFF” position.Step 2. Remove outer jacket door.Ste

Figure 6OPEN CIRCUIT THERMOPILE TESTINGStep 1. Disconnect red and white thermopile wires from the wire harness leading to the gas control.Step 2. Usi

Figure 7SERVICE PROCEDURE AG-IThermopile Testing and ReplacementFor Models Using Honeywell Gas ControlStep 1. Turn off the gas supply to the water hea

PILOT ASSEMBLY INSPECTION,CLEANING AND REPLACEMENTStep 1. Turn off gas supply to water heater. Rotate knobof gas control to “OFF” position.Step 2. Rem