Honeywell T8090T Thermostat User Manual


 
18 69-0432—1
Troubleshooting (continued)
(continued)
PROBLEM CHECK ACTION
No cooling. 2 —system switch. May be in OFF or
HEAT position. 1
Move switch to COOL position.
—fuse or circuit breaker. If fuse is blown or breaker tripped,
replace or reset.
—condenser switch position.
Located outdoors and may be
turned Off.
Move to ON position.
—cooling equipment for proper
operation.
See manufacturer instructions.
—thermostat connections. Turn Off power. Check for correct
terminal hookups. Repair any frayed
or broken wires. Firmly tighten all
terminal screws.
—airflow at register. Zone damper
may be closed.
If damper is closed, contact a
qualified service technician for
assistance.
—other. Contact a qualified service technician
for assistance.