A.O. Smith TC-049-R2 Manuale Utente

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RESIDENTIAL GAS AND ELECTRIC WATER HEATER 
SERVICE HANDBOOK 
 
 
A.O. Smith Water Products Company 
Training Department 
©
2002 
Ashland City, Tennessee 
 
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