Stage
Set Point Differential
1 125˚ F 2˚ F
2 123˚ F 2˚ F
3 121˚ F 2˚ F
4 120˚ F 2˚ F
Re-program the set points and differentials to
meet your system hot water requirements.
The operating control uses a Liquid Crystal
Display for interactive prompting during
programming and display of sensed and assigned
set point and differential values. Programming is
accomplished through the use of the four
programming keys.
1. Turn “OFF” the electrical power to the water
heater. If the power disconnect point is out of
sight, lock it in the open (“OFF”) position and
tag to prevent unexpected application
of power.
2. Open the water heater’s electrical access panel.
3. Verify that the unit is properly applied and the
model number on the rating plate correctly
identifies the unit.
4. Turn the electrical power switch to the “ON”
position. The control will begin counting
down from 210. This countdown sequence
will last for approximately 3-1/2 minutes.
5.
To override this time delay, press
Select.
6. Press
Select
to display the current stage
set point.
7.
Press
Up Arrow
key to increase or
Down
Arrow
key to decrease to the desired
set point.
8.
Press
Enter
to enter the displayed value
into memory.
9.
Press
Select
to display the current stage
switching differential.
10. Press
Up Arrow
key to increase or
Down
Arrow
key to decrease to the desired
switching differential.
11. Press
Enter
to enter the displayed value
into memory.
12. Repeat steps 6 through 11 to program each
additional stage.
13. Press
Select, Select, Select, Select
(4 times)
to return to stage 1 parameters. Scroll
through the programming loop a second
time to confirm that the appropriate values
have been entered into memory by
pressing Select.
14. Press
Select
after viewing the switching
differential for the final stage to display
stored water temperature.
15. Close the water heater’s electrical
access panel.
16. The temperature control is now ready
for operation.
17
When power is initially
applied to a new water heater, the control
points will be pre-programmed.
The
factory final quality test sets the unit for
test firing. The preset values are as follows:
NOTE:
PROGRAMMING
TEMPERATURE ADJUSTMENT
HAZARD OF ELECTRICAL SHOCK –
Full power is present whenever the cabinet
door is open and the main power
disconnect is in the “ON” position, even
with the pilot switch(es) turned off.
WARNING:
