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RESIDENTIAL GAS AND ELECTRIC WATER HEATER
SERVICE HANDBOOK
A.O. Smith Water Products Company Training Department
©2002 Ashland City, Tennessee
2
Qualifications
Tools Required:
For servicing gas models:
•
Cross top screw driver
•
3/8, 7/16, ¾ inch open end wrenches
•
3/16 inch Allen wrench
•
11/16 inch – 6 point – socket – for anode removal
•
set of marked drill bits
•
electrical multimeter
•
gas pressure gauge or monometer
•
water pressure gauge
•
thermometer
•
tubing cutter if pilot tube is to be replaced
•
hose – to drain tank
•
container – to measure gallons per minute flow
For servicing electric models:
•
1 1/16 inch – 6 point – socket (for anode removal)
•
1 ½ inch deep socket – to remove an element
•
electrical multimeter
•
water pressure gauge
•
thermometer
•
hose – to drain tank
•
container – to measure gallons per minute flow
Rev 1 adds Technical Bulletins
Rev 2 corrects illustration errors