Service Manual

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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 - - -
Notes……………..………………………………………………………………….
27 - - -
Introduction
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 cannot be made using the methods described in this service manual.
Tools
- Multi Meter - Phillips Head Screwdriver
- 2-1/8" Deep Well Socket - Common Screwdriver
- 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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