Filter
Top Products
25
Technical Training Department ©2003
Ashland City, Tennessee
SBN TANK TYPE COMMERCIAL GAS WATER HEATER
SERVICE HANDBOOK
1. Have you removed the cover from the controls?
____________________________________________________
Did you take notice of the status lights on the upper water
heater control?
____________________________________________________
Did you take notice of the red LED in the upper left corner of
the lower ignition control?
____________________________________________________
2. Did you note conditions of the room?
____________________________________________________
Where does the supply air come from?
____________________________________________________
Is the room clean?
____________________________________________________
What is stored with the heater?
____________________________________________________
How is the heater vented?
____________________________________________________
Are all water and gas shut-off valves open?
____________________________________________________
Are there room exhaust or air intake fans?
____________________________________________________
3. Did you note the condition of the water heater?
____________________________________________________
Is the ON/OFF switch “On”?
____________________________________________________
What is the temperature of the stored water? (Test at T&P valve
or nearby faucet.)
____________________________________________________
Is the thermal expansion tank installed?
____________________________________________________
4. Did you write down the complete model and serial numbers of
the water heater? If so, what are they?
____________________________________________________
5. Does the water heater have a good ground wire connection? If
not, the inducer will typically come on for a short time (3-5
seconds), then go off, and the red LED will flash 8 times.
Yes / No
Yes / No
Yes / No
Yes / No
Yes / No
Yes / No
Yes / No
Yes / No
Yes / No
Yes / No
Yes / No
Yes / No
Yes / No
Yes / No
Yes / No
PRE-SERVICE CHECKLIST
Use the following checklist BEFORE you begin servicing the water heater.