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Install The Mounting Plate - Honeywell CT3300 Installation And Programming Instructions

Weekday/weekend (5-day/2-day) programmable heat and/or cool low voltage (20 to 30 vac) thermostat and mounting plate
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Step 3. Install Mounting Plate
Fig. 5.
Fig. 6.
Fig. 7.
a. Separate the mounting plate from the thermostat using a coin, as
shown in Fig 5.
b. Position the mounting plate on the wall. Be sure the mounting plate is
flush against the wall and none of the wires are trapped behind it.
Level the mounting plate and use a pencil to mark the center of the
mounting plate screw holes.
d. Remove the mounting plate and drill holes at the locations marked.
For drywall, drill two 3/16-inch holes.
For plaster or wood, drill two 7/32-inch holes.
e. If installing in drywall, gently tap the anchors (provided) into the drilled
holes until they are flush with the wall.
Reposition the mounting plate over the holes, pull the wires through
the wiring opening, and loosely insert the mounting screws into each
of the drilled holes or anchors (Fig. 6).
g. Make sure the mounting plate is level and tighten the mounting
Check your progress
The mounting plate is now mounted on the wall and should look like
Fig. 7.



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