lp-441 Rev. 002 Rel. 008 Date 8.23.18
32
Blocking Error Codes
Blocking codes temporarily stop water heater operation until the error
condition clears. Once the condition clears, the error will disappear and the
water heater will resume operation. The error will also be written into the
water heater’s history data.
Water heater
operation resumes
when conditions
return to normal.
Installer
The Installer Mode allows installers to view history hidden from the user.
See Advanced Control Functions for information on how to use this Mode.
Installer Mode On / Off
(Off)
NOTE:
is a high temperature warning. This appears on the display when setpoint or actual water temperature is above 125
o
F.
Water temperature over 125
o
F can instantly cause severe burns or death from scalds. Children, disabled, and elderly are at the
highest risk of being scalded.
Table 13 - Water Heater Modes of Operation
B. Basic Control Functions
There are a number of parameters accessible from the water heater main screen. These parameters are especially useful for the main user of
the water heater.
NOTE:
These parameters ARE NOT ACCESSIBLE when the control is in a blocking or lockout state.
1. Turning the Water Heater On / Off
Press
to turn the water heater on and off.
2. Resetting the Water Heater
Press
to clear a fault code lockout and resume water heater operation.
3. Putting the Water Heater in ECO Mode
Press
to put the water heater in ECO Mode. Press
to resume normal operation.
4. Changing User Setpoint
Press either
or
once to change the User Setpoint. The normal operation screen will clear and be replaced by a flashing number. This
is the User Setpoint.
Press
to decrease or
to increase the User Setpoint in increments of two degrees. The default setpoint is 120
o
F. The setpoint range is
70 - 160
o
F. After choosing the setpoint, wait five seconds. The screen will return to normal operation and the setpoint will be stored.
C. Advanced Control Functions
The water heater control Installer Mode includes numerous parameters for system customization. These parameters should only be accessed
and changed by a qualified service technician.
NOTE:
Water heater failures caused by improper Installer Mode Parameter sets WILL VOID product warranty.
To enter Installer Mode, press and hold
for five seconds. When the following screen appears Installer Mode is active.
Installer Mode Parameters should only be accessed and changed by a qualified service technician. Failure to follow this warning could result
in improper water heater operation, premature water heater or component failure, and/or excessively high temperatures that could result
in scalding, property damage, severe personal injury, or death.
1. Upper Level Control Functions
See the drawing below for information on how to navigate the Installer Menu Upper Level.
Figure 23 - Upper Level Navigation
