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69-0654-5 FREQUENTLY ASKED QUESTIONS
23
Customer assistance
For all questions concerning this thermostat, please read and follow the instructions. If you need additional assistance, call
Honeywell Customer Relations at 1-800-468-1502, Monday–Friday, 7:00
AM
–5:30
PM
Central Time, or visit us at
www.honeywell.com/yourhome
. Before you call, please have the following information available:
• Thermostat model number and serial code (located under the battery cover)
• Type of heating/cooling system (hot water, warm air, oil, gas, etc.)
• Number of wires connected to the thermostat
NOTICE:
This equipment is a Class B digital apparatus, which complies with Canadian Radio Interference Regulations, CRC c.1374.
Cooling will not come on • Check that the System switch is set to COOL.
• Check the system fuse or circuit breaker and replace or reset if necessary.
• Check for correct wiring and good connections.
• If display is blank or says “bAt Lo,” install fresh batteries.
• The thermostat has a built-in time delay on cooling. Allow 5 to 10 minutes
after changing the setting before the air conditioner starts.
• If the temperature setting is lower than the current room temperature and the
SYSTEM ON arrow is displayed, the thermostat is operating correctly.
Contact an air conditioning contractor for assistance.
The house is too warm or too cool
• Press to check the current temperature setting.
• If desired, change the temperature setting. See page 19 for instructions.
The furnace cycles too frequently or
the system cycle length is too short
or too long
• Adjust the screws on the back of the thermostat as instructed on page 7.
The thermostat’s current setting
does not match the displayed room
temperature to within
p
lus or minus
1°
• Plug the wiring hole in the wall behind the mounting plate with insulation to
prevent drafts that might adversely affect thermostat operation.
• Be aware that it is normal for the current setting and the displayed room
temperature to differ on occasion.
• During recovery from setback or setup, setting and displayed room
temperatures may differ for up to 30 minutes after recovery period.
If... Then...