Honeywell Wall Cover Plate 209920A



The 209920A Wall Cover Plate is used when installing a new thermostat to cover marks left on the wall by the old thermostat. It can be used with a T7512, T7516, T7518, T8131 or T8132 Thermostat


When Installing this Product…
Read these instructions carefully. Installer must be a trained, experienced service technician.

CAUTION: Equipment Damage Hazard
To prevent equipment damage, disconnect the power supply before beginning installation.


The wall cover plate can be mounted on the wall or on a 2 x 4 in. outlet box

  1. Mark and drill holes, as necessary, following the mounting and installation instructions provided with the thermostat.
  2. Place the wall cover plate on the wall or outlet box.
  3. Mount the thermostat or thermostat wiring plate over the wall cover plate. Pull wires through the wiring opening. Insert screws included with the thermostat; level and tighten. See Fig. 2.image 1

209920A WALL COVER PLATEimage 2

Home and Building Control
Honeywell Inc.
Honeywell Plaza
P.O. Box 524
Minneapolis, MN 55408-0524

Honeywell Limited-Honeywell Limitée
155 Gordon Baker Road
North York, Ontario
M2H 3N7logo

Documents / Resources

Honeywell Wall Cover Plate 209920A [pdf] Installation Guide
Honeywell, Wall Cover Plate, 209920A

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