Troubleshooting – Robertshaw 8600 User Manual
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Troubleshooting
Symptom
Remedy
Thermostat does not turn
Check wiring.
on system.
(See Installing Item 8600
Thermostat)
Thermostat turns on and off too
Increase temperature differential.
frequently.
(See Programming Guide)
Display is blank, flashing or
Replace batteries.
constant LO BAT.
System fan does not operate
Move Electric/Gas switch to
properly.
either gas or electric, to match
system. (See Installing Item
8600 Thermostat)
Time shown on display is not the
Change time of day setting.
current time of day.
(See Programming Guide)
Thermostat does not
Thermostat may not have been
follow program.
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)
If problems with thermostat cannot be resolved, call:
Technical Support: (800) 445-8299
Monday-Friday 7:30-5:30 CST
For after hours service, a 24-hour
automated help line is available.
For warranty returns, send thermostat, shipping prepaid to:
Climate Controls Americas
Warranty Department
515 South Promenade Avenue
Corona, CA 91719
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