Honeywell RTH5100B, Operating Manual

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Operating Manual
69-2330EFS—01 12
About your new thermostat
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M28310
For assistance with this product, please visit
http://DIYthermostats.honeywell.com .
Or call Honeywell Customer Care toll-free at
1-800-468-1502 .
To save time, please remove the battery
holder and note your model number and
date code before calling.
Accessories/replacement parts
To order, please call Honeywell Customer
Care toll-free at
1-800-468-1502 .
Battery holder .................Part No. 50000951-001
Cover plate assembly* ...Part No. 50001137-001
*Use to cover marks left by old thermostats.
M28309
Model number Date code
Customer assistance