Lochinvar 1.3 - Manual (Page 20)

Service Manual
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Service
• Maximum Service Time - Service Mode allows the
installer to control the fan speed of the individual control
modules for the purposes of combustion analysis.
Service Mode will override all other heat demands,
however, all safeties will remain intact. Maximum service
time sets the length of time the boiler will stay in Service
Mode if no buttons are pressed before reverting back to
its original state. This parameter can only be changed by
the installer. The time range of this parameter is 0 to 40
minutes. The default value is 20 minutes.
• Temperature Units - The control can be configured to
display temperatures in either °C or °F. The default is °F.
• User Password - Allows the user to access and change a
limited number of control parameters. The access code
can be changed by the user or the installer to a code of
their choosing. The default code is 0704.
• LCD Backlight - Sets the length of time the LCD Screen
will stay on after a button has been pressed. This
parameter can be changed by the user or the installer.
The time range for this parameter is 30 seconds to ON.
With a setting of ON, the LCD Screen will be on
continuously. The default time is 15 minutes.
• LCD Brightness - Controls the brightness of the screen.
This parameter can be changed by the user or the
installer. The range for this parameter is 10% to 100%.
The default percentage is 50%.
Reference page 18 for information regarding changing
parameters.
Time - The time is displayed in the upper right-hand corner of
the display. It is displayed in 24 hour format. Reference the
night setback parameters on page 24 for information regarding
adjusting the date and time.
Back button - Pressing this button will back the screen up to
the previous screen.
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