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Accessing Service Mode on Control Display
For models with Honeywell Integrated Control
T
he 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
idle
O
perational
Wate
r
T
emp
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”.
SELECT Lockout RESET
Status
Service Needed
Error Code Shown
in Water Heater Display
20
S
ELECT SE
T
S
tatus
idle
O
perational
%
"Max Setpoint"
n
ext to Temperature
Setpoint value.
&
Max
S
etpoin
t
20