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ACCESSING SERVICE MODE ON THE WATER HEATER DISPLAY (FOR SERVICE PERSONNEL ONLY)
The display has a “service mode” for changing the maximum setpoint and accessing information in aiding servicing of the
water heater. This procedure is for service and installation personnel only. To enter the Service Mode, follow the steps
illustrated below:
Step 1: Press “Select” and “Temperature Up” buttons together and hold for 3 seconds until “Max Setpoint” is shown in the
display.
Step 2: Pressing “Select” button will change display to next mode
SELECT SET
Status
°F
idl
e
Operational
W
ate
r
Temp
The following is the sequence of modes available in “Service Mode” by pressing the “Select” button:
Error Code Number (Display/Reset). This is only shown if there is an operating error in the “User Mode”.
"
Max Setpoint”
S
ELECT SET
Statu
s
idle
Operational
next to Temperature
Setpoint value.
M
ax
Setpoint
SELECT Lockout RESET
Status
Service Needed
Error Code Shown
in Water Heater Display
Page 9
T
roubleshooting
Using Control Display for Servicing the
Water Heater
9