Honeywell HD4UX - Manual (Page 11)

Document 800-00031 Rev A 11
04/08
Electrical Box Installations
Figure 3 illustrates how to mount the HD4U/X directly to a 4S electrical box or directly to wall or
ceiling. For 4S electrical box installations, you can use the supplied adapter plate to cover
ceiling or wall imperfections around the electrical box opening.
Figure 3 4S Electrical Box Installation
Note Honeywell recommends that you orient the conduit plug facing downwards (wall
mount installations) to prevent moisture from entering the housing.
Electrical box
(not supplied)
Adapter plate
(use is optional)
HD4U/X base
Secure the adapter
plate to the 4S
electrical box using
appropriate screws
(not supplied)
Secure the HD4U/X base
with screws appropriate to
your installation (supplied)
For surface mount
installations (without an
electrical box), use
#6-1 7/16 inch slotted Type
A screws (x4) supplied
Ceiling/wall