Emerson White-Rodgers P210, Install Manual

Page: 38 / 44

38
Symptom Possible Cause Corrective Action
Heat, Cool or Fan Runs Constantly. 1. FAN Switch set to Fan ON.
2. Possible short in wiring.
3. Possible short in thermostat.
4. Possible short in Heat/Cool/Fan
system.
Check each wire connection to
verify they are not shorted or touching
together. No bare wire should stick
out from under terminal screws. Try
resetting the thermostat. If the condition
persists the manufacturer of your sys-
tem or service person can instruct you
on how to test the Heat/Cool system for
correct operation. If the system operates
correctly, replace the thermostat.
Furnace Cycles Too Fast or
Too Slow
(narrow or wide temperature swing)
1. The location of the thermostat and/or
the size of the Heating System may
be influencing the cycle rate.
Item 2 in the Configuration Menu is the
adjustment that controls the cycle rate. If
an acceptable cycle rate is not achieved
using the FA (Fast) or SL (Slow) adjust-
ment contact a local service person for
additional suggestions.