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Temperature High Limit
Temperature Low Limit
M3 –
Test Mode Access
Maintenance function 1 is ready to be selected. Press DISPLAY/ENTER to access
the function.
User presses
or
to increment or decrement the upper temperature limit. 99°F
is the maximum upper limit. The current stored high limit is displayed when the
screen is selected. Press the BACK key to accept the value, and exit the sub-menu
to the M1 screen.
Maintenance funtion 2 is ready to be selected. Press DISPLAY/ENTER to access
the fuction
User presses
or
to increment or decrement the lower temperature limit. 60°F is the
minimum lower limit. The current stored lower limit must be displayed when the screen
is selected. Press the BACK key to accept the value, and exit the sub-menu to the M2
screen.
The Following functions Can be Tested
1. System Mode: Cool/Heat Pump Compressor, Electric Heat, Fan Only
2. Fan operation and speeds
Test mode Bypasses:
1. Compressor lock out (time delay)
2. All relay switch’s delays
3. All thermistors delay
4. Automatic heat/cool changeover delay
5. System settings
If M3 switch is left ON it will reset to OFF automatcally after 15 minutes of inactivity.
Maintenance function 3 is ready to be selected. Press
DISPLAY/ENTER to access the function.
User presses the ▼or ▲key to toggle the Test Mode
ON/OFF. Press the BACK key to accept the change
and exit the sub-menu to the M3 screen.
This test selects the system mode of operation directly.