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ULTRAFORCE COMMERCIAL GAS WATER HEATER
SUF 120 thru 400 SERVICE HANDBOOK
State Water Heaters – Technical Training Department 15 Ashland City, Tennessee © 2009
Servicing should only be performed by a Qualified Service Agent 198152-002
ADJUSTING TANK TEMPERATURE – OPERATING SET POINT - DIFFERENTIAL
The Operating Set Point of this water heater
determines the regulated temperature for the water in
the tank. This parameter is adjusted in the desktop
Temperature menu. Items in this menu allow you to
monitor different temperature readings in the tank
along with adjusting the Operating Set Point and
Differential.
ACTION:
From the desktop screen, press Menu.
DISPLAY:
ACTION:
From the Main Menu, press Select to enter the
"Temperatures" screen.
DISPLAY:
ACTION:
Press Change then use the UP and DOWN buttons to
change the temperature Set Point.
DISPLAY:
Note: This procedure can also be used to change the
Differential. The tank Upper and Lower Temperatures
are not user changeable. They are determined by the
temperature probes on the heater.
ACTION:
Press Update to accept the change or Cancel to reset
it.
DISPLAY: