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TROUBLESHOOTING
SYMPTOM: The HVAC equipment does not
8 00
:
78
74
o
Am
M
o
COOL
AUTO
70
HEAT
o
attempt to turn on.
CAUSE: The 5-minute compressor lockout
may prevent the air conditioner from
turning on, for a period of time.
REMEDY: Consult the Owner's Manual in
the Setup section to defeat the
cycles per hour and compressor
timeguard.
SYMPTOM: The display is blank.
8 00
:
78
74
o
Am
M
o
COOL
AUTO
70
HEAT
o
CAUSE: Lack of proper power.
REMEDY: Make sure power is turned on to
the furnace and 24vac between R & W.
If C is used, 24vac between R & C.
4Z95
Humidity Control
TSTAT0713
F
C
c
Tested to Comply
with FCC Standards
FOR HOME OR OFFICE USE
Page 16
P/N 88-441
Rev. 3
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