White Rodgers 1F60-22 Installation & Operating Manual page 39

POSSIBLE
PROBLEM CAUSE
Cooling system 1. Not in Cool mode
will not turn on
2. Not calling for cool
3. Bad compressor
contactor
4. Blown fuse
Large 1. Thermostat
temperature location
swing
2. Differential switch
set to 3 F
On/off cycles 1. Thermostat
too short location
2. Differential switch
set to 1 F
3. Miscalibrated
Frozen display 1. Static electricity
ACTION TO TAKE
• Move system switch to Cool
• Check cool indicator arrow on display. If off, move
temperature slide to the left and ensure thermostat
is not in setback mode.
• Check for voltage at compressor contactor - call
service person for repair.
• Check wiring. Replace fuse.
• Relocate thermostat.
• Move differential switch to 1 F.
• Relocate thermostat.
• Move differential switch to 3 F.
• Thermostat is calibrated at factory at 70 F and should
need no further calibration - if calibration is needed,
call 800 number for assistance.
• Push reset button.
IN MANUAL,
REFERENCE SECTION ...
OPERATING YOUR THERMOSTAT
OPERATING YOUR THERMOSTAT
------
MAINTAINING YOUR THERMOSTAT
CHECK YOUR THERMOSTAT'S
LOCATION
SETTING OPTION SWITCHES
CHECK YOUR THERMOSTAT'S
LOCATION
SETTING OPTION SWITCHES
------
OPERATING YOUR THERMOSTAT
39