Troubleshooting - Honeywell Trol-A-Temp T8090T Owner's Manual

Troubleshooting

Your Honeywell Trol-A-Temp
traced to the following.
PROBLEM
No heat.
®
Thermostat requires little or no attention. Most problems can be
CHECK
—system switch. May be in OFF or
COOL position.
—fuse or circuit breaker.
—furnace power switch. May be Off. Move switch to ON.
—heating equipment for proper
operation.
—thermostat connections.
—airflow at register. Zone damper
may be closed.
ACTION
Move system switch to HEAT
position.
1
If blown or tripped, replace fuse or
reset breaker.
See manufacturer's instructions.
Turn Off power. Check for correct
terminal hookups. Repair any frayed
or broken wires. Firmly tighten all
terminal screws.
If damper is closed, contact a
qualified service technician for
assistance.
15
(continued)
69-0432—1