3M 3M-30 - Thermostat Calibration and Differential; Calibration Control; Differential Setting (DIFF)

PG 10
PG 10
PG 11
Test Installation
Follow these procedures to verify you have
correctly installed the 3M-30.
TO CHECK FAN (If you connected the G wire):
Move the fan switch to ON. Verify that air is blowing from the
system. Move the fan switch back to AUTO.
TO CHECK HEAT
Set the mode switch to HEAT.
Touch the temperature display to bring up the MANUAL screen.
Touch the + icon and raise the target temp to 90
o
F; allow the system 2 minutes to respond.
Verify that heat is blowing from the system.
Return mode to OFF.
If you have a heat pump, leave mode in OFF for 4 minutes before checking COOL.
TO CHECK COOL (do not operate AC if the outside temp is below 65
o
F)
Set the mode switch to COOL.
Touch the - icon and lower cool target temperature to 50
o
F.
Allow the system 5 minutes to respond.
Verify that cool air is blowing from the system.
Return mode to OFF.
FAN
MODE -
HEAT-OFF-COOL