
17
69-0628B—1
Troubleshooting (Continued)
Continued
Problem
Check
Action
Room temperatures
are not correct
(continued).
— thermostat circuits.
HEATING-ONLY SYSTEM—Move temperature
setting levers 5°F (3°C) above room temp-
erature. Heating system should start.
If the
system does not operate, call a qualified
service technician.
COOLING-ONLY SYSTEM—Move temperature
setting levers 5°F (3°C) below room temp-
erature. Cooling system should start.
If the
system does not operate, call a qualified
service technician.
HEATING/COOLING SYSTEM—With system
switch at HEAT, move temperature setting
levers 5°F (3°C) above room temperature.
Heating system should start. With system
switch at COOL, move temperature setting
levers 5°F (3°C) below room temperature.
Cooling system should start.
If the systems do
not operate, call a qualified service technician.
1
Applicable to heating-cooling subbase only.
Summary of Contents for 19908AJ
Page 58: ...30 69 0628B 1 ...