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TB7100A1000 MULTIPRO™ MULTISPEED AND MULTIPURPOSE THERMOSTAT
Symptom
Heating equipment is running in
the cool mode.
Heating equipment does not turn
off and heat temperature setting
is set below room temperature
(Heat On is not in the display).
Cannot set the system setting to
Heat.
Cannot set the system setting to
Cool.
Heat On is not in the display.
Cool On is not in the display.
Wait is in the display.
"Screen Locked" appears on the
screen and all or some of the
keys do not respond.
Perchlorate Material
This thermostat contains a Lithium battery which may contain
Perchlorate material.
The following statement is required:
Perchlorate Material—special handling may apply.
See www.dtsc.ca.gov/hazardouswaste/perchlorate
By using this Honeywell literature, you agree that Honeywell will have no liability for any damages arising out of your use or modification to, the
literature. You will defend and indemnify Honeywell, its affiliates and subsidiaries, from and against any liability, cost, or damages, including
attorneys' fees, arising out of, or resulting from, any modification to the literature by you.
Automation and Control Solutions
Honeywell International Inc.
1985 Douglas Drive North
Golden Valley, MN 55422
customer.honeywell.com
® U.S. Registered Trademark
© 2008 Honeywell International Inc.
63-2675—01
M.S. 05-08
Table 12. Troubleshooting. (Continued)
Possible Cause
Heating equipment is not a heat pump but
System Type (ISU 0170) is set to Heat
Pump.
Heating equipment is not a heat pump but
System Type (ISU 0170) is set to Heat
Pump.
System Type (ISU 0170) is set to Cool
Only.
System Type (ISU 0170) is set to Heat
Only or Heat Only with Fan.
System setting is not set to Heat and/or
temperature setting is not set above room
temperature.
System setting is not set to Cool and/or the
temperature setting is not set below room
temperature.
Compressor minimum off timer is active.
The keypad is fully or partially locked.
Honeywell Limited-Honeywell Limitée
35 Dynamic Drive
Toronto, Ontario M1V 4Z9
Action
Set System Type (ISU 0170) to match the
installed heating and/or cooling equipment.
Set System Type (ISU 0170) to match the
installed heating and/or cooling equipment.
Set System Type (ISU 0170) to match the
installed heating and/or cooling equipment.
Set System Type (ISU 0170) to match the
installed heating and/or cooling equipment.
Set the system setting to Heat and set the
temperature setting above the room temperature.
Set the system setting to Cool and set the
temperature setting below the room temperature.
Wait up to five minutes for the cooling or heating
(heat pump) equipment to turn on.
Check ISU 0670 to change keypad locked
options.
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