Table of Contents
Advertisement
TROUBLESHOOTING TIPS
Problem
No Display
System fan does not
come on properly
All thermostat but-
tons are inoperative
Thermostat turns on
quently
Fan runs continu-
ously
Room temperature
is not correct
Compressor doesn't
mediately when
changing function
or setting
Fan doesn't run or
ately when changing
function or setting
Problem not listed
above
Solution
Check for 24 VAC; display is blank
when 24 VAC is not present
Verify that wiring is correct.
Verify that 24 VAC is present; unit
will not operate when 24 VAC is not
present.
-
Stage 2 section).
Check Fan Auto/On switch. If set to
ON position, fan will run.
Verify that wall hole is plugged with
from the wall cavity. Adjust Tempera-
There is a 3 minute time delay and
-
a 3 minute minimum run time for the
This is normal. On some models, the
-
time delay.
Press the Reset button once to reset
the thermostat and restore all factory
settings.
15
Advertisement
Table of Contents
