Troubleshooting - Robertshaw 8600 User Manual

Troubleshooting

Symptom
Thermostat does not turn
on system.
Thermostat turns on and off too
frequently.
Display is blank, flashing or
constant LO BAT.
System fan does not operate
properly.
Time shown on display is not the
current time of day.
Thermostat does not
follow program.
Note: Although the thermostat has a low battery indicator, replace the
batteries once a year to prevent leakage and to prevent the ther-
mostat and heat/cooling system from shutting down due to lack
of battery power in the thermostat.
If problems with thermostat cannot be resolved, call:
For after hours service, a 24-hour automated help line is available.
Technical Support: (800) 445-8299
Monday-Friday 7:30 AM - 5:30 PM CST
Check wiring.
(See Installing Item 8600
Thermostat)
Increase temperature differential.
(See Programming Guide)
Replace batteries.
Move Electric/Gas switch to
either gas or electric, to match
system. (See Installing Item
8600 Thermostat)
Change time of day setting.
(See Programming Guide)
Thermostat may not have been
programmed in HEAT or COOL
position. Verify program.
Check AM/PM indicators at time
of day and programmed time
changes.
(See Programming Guide)
Verify program and day of week
are correct.
(See Programming Guide)
12
Remedy