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Troubleshooting Guide - Honeywell T8132A Owner's Manual

Honeywell thermostat user manual
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Troubleshooting Guide

I
F...
Display will not come on.
Temperature display will not
go lower than 45°F (7°C) or
higher than 88°F (31°C)
during programming.
Temperature change occurs
at the wrong times.
THEN...
• Set the system switch to OFF. Remove the batteries. Insert
backward for at least five seconds to reset the thermostat.
Correctly replace the batteries. Display should come on.
• Make sure batteries are fresh and installed correctly.
• Gently clean battery contacts using a soft pencil eraser.
Do not use anything abrasive on the clips.
• The temperature setting limit is reached. The setting range
is 45°F to 88°F (7°C to 31°C).
• Check the program times for the questionable period. Be
sure that AM and PM indications are correct. Make sure the
current day and time are correct. Reprogram, if necessary.
13
69-0803—1

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