Part 5 Troubleshooting Guide; Reset Operation - White Rodgers P200 Installation Instructions & User Manual

Part 5 Troubleshooting Guide

Problem Possible Cause
Snowfl ake 5-minute lockout
icon blinking enabled to protect
compressor
No Heat, No Cool, Blown fuse /
or No Fan tripped circuit
breaker
Furnace power
switch to OFF
Furnace blower
compartment door in proper position to
or panel loose or
not properly
installed
Loose connection
to thermostat
or system
Low Batteries
Thermostat &
Indoor
Thermometer
Setting Disagree
Action
No action needed: should
stop blinking after
5 minutes
Replace fuse or reset
breaker
Turn switch to ON
Replace door panel
engage safety interlock
or door switch
Tighten connections
Replace batteries
The thermometer can be
adjusted +/- 4 degrees.
See Temperature Display
Adjustment in the
Confi guration Menu section
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5 Troubleshooting Guide (continued)
Problem Possible Cause
No Display or Low Batteries
no backlight
Thermostat AM or PM set
doesn't follow the incorrectly in the
scheduled program program
AM or PM set
incorrectly on the
thermostat's clock
Heating or Cooling Energy
starts earlier than Management
programmed Recovery function
activated. See
Table 3.3, Step 4
for details

Reset Operation

If a voltage spike or static discharge blanks out the display or
causes erratic thermostat operation, you can reset the thermostat
by pressing all three buttons (TIME, and
simultaneously. This reset will restore your thermostat's initial
factory setting.
Remember to turn off your heating / cooling
system BEFORE resetting your thermostat. You will then have to
go through a full initial setup described in Part 3 and Part 4 of the
manual before you can turn your Heating & Cooling system back on.
Failure to follow this instruction may lead to your Heating & Cooling
system damage or malfunction.
Action
Replace batteries
Check the current
settings including AM and
PM designations for
each time period
No action required
both buttons)
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