Step 3 - Mount The Unit; Installing Hanger Bolts; (Under Ceiling Mount); Mounting Unit (Under Ceiling Mount) - Carrier 40VMU012 Installation And Maintenance Instructions Manual

OBSTRUCTION
24 in.
min.
Fig. 5 — Distance from Wall or Obstruction
• Do not position where the discharge air could blow
directly on the thermostat.
• The unit should not be positioned directly above any
obstruction.
• The unit must be installed square and level.
• The condensate drain should have sufficient downward
slope (1 in. per 100 in.) in any horizontal run between
unit and drain.
IMPORTANT: Be sure that the ceiling grid is supported
separately from the unit. The ceiling grid must not be
supported by an part of the unit or any associated wir-
ing or piping work.
Step 3 — Mount the Unit
INSTALLING HANGER BOLTS (UNDER CEILING
MOUNT) — Install the hanger bolts at the locations shown in
3
Fig. 6. Use / -in. all-threaded rod. For unit weight and mount-
8
ing dimensions, see Table 3.
A
Fig. 6 — Hanging Bracket Locations
OBSTRUCTION
24 in.
min.
OBSTRUCTION
24 in.
min.
a40-1859
B
HANGING
BRACKET
Table 3 — Unit Weight and Mounting Dimensions

(Under Ceiling Mount)

40VMU UNIT WEIGHT (lb)
012 57
015-024 62
030 77
036,048 106
MOUNTING UNIT (UNDER CEILING MOUNT) — The
unit can now be lifted on to the hanging rods for under ceiling
mounting.
1. Use rods and fasteners for under ceiling mount to suspend
the hanging bracket.
2. Secure the hanging brackets in position with locknuts and
washers on both sides. Ensure the threaded rod does not
protrude more than 1 in. below the mounting hole on the
hanging bracket as shown in Fig. 7.
0.8 – 1 in.
Fig. 7 — Mounting the Hanging Bracket
3. Remove the side board and grille from the unit as shown
in Fig. 8 (does not apply to unit size 048).
Fig. 8 — Removing Side Board and Grille
4. Slide the unit backwards onto the hanging bracket until
the mounting hole on the unit lines up with the mounting
hole on the hanging bracket. Secure the unit using mount-
ing bolts as shown in Fig. 9.
Fig. 9 — Securing Unit To Hanging Bracket
6
DIMENSION (in.)
A B
3 7
35 / 7 /
4 8
35 3 / 7 7 /
4 8
47 7 7 /
8
3 7
60 / 7 /
4 8
NUT
WASHER
HANGING
BOLT
HANGING BRACKET
A40-1862
SIDE BOARD
GRILLE
HANGING
BOLT
HANGING
BRACKET
MOUNTING
BOLT