Carrier 50KC04, Installation Instructions Manual, Page: 14 / 52

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Fig. 15 — Indoor Coil Access Panel Relocation
2. Swing out indoor coil access panel and insert the hood sides
under the panel (hood top). Use the screws provided to attach
the hood sides to the hood top. Use screws provided to attach
the hood sides to the unit. See Fig. 16.
Fig. 16 — Economizer Hood Construction
3. Remove the shipping tape holding the economizer barometric
relief damper in place (economizer only).
4. Insert the hood divider between the hood sides. See Fig. 16
and Fig. 17. Secure hood divider with 2 screws on each hood
side. The hood divider is also used as the bottom filter rack
for the aluminum filter.
5. Open the filter clips which are located underneath the hood
top. Insert the aluminum filter into the bottom filter rack
(hood divider). Push the filter into position past the open filter
clips. Close the filter clips to lock the filter into place. See
Fig. 17.
6. Caulk the ends of the joint between the unit top panel and the
hood top.
7. Replace the filter access panel.
Fig. 17 — Economizer Filter Installation
Step 9 — Units with Hinged Panels Only
Relocate latch shipped inside the compressor compartment behind
the hinged compressor door to location shown in Fig. 18 after unit
installation.
If the unit does not have hinged panels, skip this step and continue
at Step 10.
Fig. 18 — Compressor Door Latch Location
Step 10 — Install External Condensate Trap
and Line
The unit has one
3
/
4
-in. condensate drain connection on the end of
the condensate pan and an alternate connection on the bottom. See
Fig. 19. Unit airflow configuration does not determine which
drain connection to use. Either drain connection can be used with
vertical or horizontal applications.
Fig. 19 — Condensate Drain Pan (Side View)
To use the alternate bottom drain connection, remove the red drain
plug from the bottom connection (use a
1
/
2
-in. square socket drive
extension) and install it in the side drain connection.
TOP
PANEL
INDOOR
COIL
ACCESS
PANEL INDOOR
COIL
ACCESS
PANEL
CAULK
HERE
TOP
PANEL
B
TOP
PANEL
INDOOR COIL
ACCESS PANEL
19 1/16”
SCREW
HOOD DIVIDER
LEFT
HOOD
SIDE
33 3/8”
(848mm)
(483mm)
DIVIDER
BAROMETRIC
RELIEF
CLEANABLE
ALUMINUM
FILTER
FILTER
HOOD
FILTER
CLIP
OUTSIDE
AIR
COMPRESSOR
DOOR
OUTDOOR COIL
LATCH
DRAIN
(FACTORY-INSTALLED) PLUG
CONDENSATE PAN (SIDE VIEW)
STANDARD
SIDE DRAIN
ALTERNATE
BOTTOM DRAIN