Honeywell T8090A/191108A Owner's Manual page 18

(continued)
Troubleshooting
Problem
No cooling 1
(continued)
Thermostat setting
and thermometer
reading disagree.
69-0574—2
Check
— condenser switch position.
Located outdoors and may be
turned OFF.
— thermostat connections. Check
for correct terminal hookups.
Repair any frayed or broken wires.
Firmly tighten all terminal screws.
— other.
— level position of thermostat.
— area around thermostat for drafts
or radiant heat.
Move to ON position.
Turn OFF power to cooling system.
Contact a qualified service technician for
assistance.
Reinstall thermostat wallplate or subbase.
Use a spirit level.
Thermostat should be about 5 ft (1.5m)
above floor on an inside wall. Contact
qualified service technician for change of
location.
18
Action
(continued)