Honeywell HD4U User Manual page 12

Figure 4 illustrates how to mount the HD4U/X directly to a double gang or single gang electrical
box.
Figure 4
Ceiling/wall
Secure the HD4U/X base
with screws appropriate to
your installation (not
supplied)
For surface mount
installations (without an
electrical box), use
#6-1 7/16 inch slotted Type
A screws (x4) supplied
12
Double Gang/Single Gang Electrical Box Installation (Single Gang Shown)
Electrical box
(not supplied)
HD4U/X base