Carrier P5030-100, P3, 48P2, P4 a48-8459, Secondary Drain Seal Plate, Location Slab Mount, a48-8461

a48-8459

16-GAGE METAL
SEAL PLATE	BOTTOM OF
(FIELD SUPPLIED	BASE RAIL
FIELD INSTALLED)

Fig. 27 — Secondary Drain Seal Plate

Location (Slab Mount)

Step 9 — Install Outdoor Hoods (Units without Optional High-Capacity Power Exhaust)

UNIT SIZES 030-050

25% Outdoor-Air Hoods (Units without Economizer Option) (Fig. 28)

1.Outdoor-air hoods are shipped bolted to the unit in a ship- ping position. Remove the 6 screws holding each 25% outdoor air hood shipping cover in place.

2.Remove the holddown screw from each upper corner of each hood.

3.Pivot hoods outward (2 hoods).

4.Install 17 screws around outside of each hood. (Screws are in the fastener package taped to the basepan inside the fan section.)

5.Apply a bead of RTV or similar sealant to corner of each hood at pivot points to prevent water leaks. See Fig. 29.

Economizer Hoods (Units with Economizer Option) (Fig. 30 and 31)

1.Remove the 4 screws holding each of the 2 economizer side hoods in place.

2.Pivot hoods outwards (2 hoods).

3.Apply seal strip to vertical flange of hood sides.

4.Install hood sides of hood top using 19 screws (7 each side, 5 top). Screws are in fastener package located with the hood sides and seal strip which is taped inside the unit.

5.Apply a bead of RTV or similar sealant to corners of economizer hoods at pivot points to prevent water leaks. See Fig. 29.

UNIT SIZES 055-100

25% Outdoor-Air Hoods (Fig. 32) — The outdoor-air hoods are factory installed on the 055-100 units.

Economizer Hoods (Units with Economizer Option) (Fig. 33-35)

1.Remove the 6 screws holding each of the 4 economizer shipping covers in place.

2.Remove the holddown screw from each upper corner of each economizer hood.

3.Pivot hoods outward (4 hoods).

4.Apply seal strip to vertical flange of hood sides.

5.Install 18 screws (5 each side, 6 top, and 2 bottom) around the outside of each hood. (Screws are in the fas- tener package taped to the basepan inside the fan section.)

6.Apply a bead of RTV or similar sealant to corner of econ- omizer hood at pivot points to prevent water leaks. See Fig. 29.

OUTDOOR

AIR HOOD

OUTDOOR

AIR HOOD

Fig. 28 — Outdoor Air Hood Installation

(Sizes 030-050)

a48-8461

OUTDOOR-AIR HOOD

4”

RTV

(ALL HOODS)

Fig. 29 — Outdoor-Air and Economizer Hood

SIDE HOOD (ROTATE OPEN)

SIDE HOOD (ROTATE

END HOODOPEN) (FIXED)

Fig. 30 — Economizer Outdoor-Air Hood

Installation (Sizes 030-050)

SIDE HOOD (ROTATE OPEN)

END HOOD (FIXED)

SIDE HOOD (ROTATE OPEN)

POWER EXHAUST (FIXED)

Fig. 31 — Economizer with Power Exhaust Outdoor-Air Hood Installation (Sizes 030-050)

32