Service Manual

Table of Contents
Page Service Procedure
Introduction ………………………………………………………………………. 2 - - -
Tools……………………………………………………………………………… 2 - - -
General Information ……………………………………………………………… 3 - - -
Sequence of Operation …………………………………………………………… 10 - - -
Troubleshooting ………………………………………………………………….. 13 - - -
Heating Element Testing ……………..................................................................... 15 ACE-I
Line Voltage Testing………………...…………………………………………… 16 ACE-II
Fuse Testing…......................................................................................................... 17 ACE-III
High Limit (ECO) Testing……………………………………………………..…. 18 ACE-IV
Immersion Thermostat Operation Testing………................................................... 19 ACE-V
Contactor Operation Testing……………………………………………………… 20 ACE-VI
Immersion Thermostat Removal and Replacement…………….………………… 21 ACE-VII
High Limit (ECO) Removal and Replacement……………..…………………….. 22 ACE-VIII
Heating Element Removal and Replacement …………………………………….. 23 ACE-IX
Anode Inspection and Replacement ……………………………………………… 24 ACE-X
Generic Parts List ………………………………………………………………… 25 - - -
Glossary of Terms…………………………………………………………………. 26 - - -
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This service manual is designed to aid service and maintenance professionals on the function, proper diagnosis and repair of
Bradford White Commercial Electric Water Heaters.
The text and illustrations in this manual provide step by step instructions to facilitate proper operation and troubleshooting
procedures. Contact the Bradford White Technical Support Group immediately if diagnosis can not be made using the
methods described in this service manual.
Introduction
ASME Series
Commercial Electric Water Heaters
Tools
-Multi Meter. - Phillips Head Screw Driver.
- 2-1/8" Deep Well Socket. - Common Screw driver.
-1-1/16" Deep Well Socket. - Thermometer.
- ¼" Nut Driver. - Drain Hose.
- Other Hand Tools: Pipe Wrench, Channel Locks, Pliers (common & needle nose), Wire cutters, Wire Strippers,
Allen Wrench Set, Flash Light.
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