Table Of Contents - Bradford White URG2PV75H N Series Service Manual

Through-The-Wall Gas Water Heaters
Introduction ................................................................................................................................4
How to Use This Manual..........................................................................................................5
Tools Required for Service.......................................................................................................5
Specifications .............................................................................................................................6
Control Timings.........................................................................................................................8
Sequence of Operation ..............................................................................................................9
Troubleshooting.........................................................................................................................13
Burner Operation Inspection, Cleaning & Replacement .......................................................15
Pilot Inspection, Testing & Replacement................................................................................17
Pressure Switch Testing & Replacement ................................................................................19
Blower Testing & Replacement...............................................................................................21
Blower Temperature Switch Testing & Replacement ...........................................................23
Gas Control Testing & Replacement.......................................................................................25
Simulated Resistive Device Testing and Replacement..........................................................28
Safety Circuit Voltage Trace ....................................................................................................29
115 VAC Circuit Trace.............................................................................................................30
Diptube Inspection & Replacement.........................................................................................31
Anode Inspection & Replacement ...........................................................................................32
Flue Baffle Inspection & Replacement....................................................................................33
Inner Door Removal, Inspection & Replacement ..................................................................34
Glossary of Terms .....................................................................................................................37
Parts List .....................................................................................................................................38
2
2
The Bradford White
UPV75 Series

Table of Contents

Page UPV75 Service Procedure
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