SMI-9-2320-387-14P-1

TRUCK, UTILITY: EXPANDED CAPACITY

SUPPLEMENTAL OPERATION, MAINTENANCE, AND REPAIR PARTS INSTRUCTIONS

JULY 2004

SMI-9-2320-387-14P-1 - Page 300 of 671

12-100. TROOP/CARGO WINTERIZATION HEATER ASSEMBLY REPLACEMENT (Cont’d)

SMI 9-2320-387-14&P-1

12-152

Change 4

4.

Disconnect cannon plug (2) from heater (3).

5.

Remove two clamps (1) and heater (3) from heater base assembly (4) .

6.

Remove air inlet adapter (5) from heater (3).

7.

Remove O-ring (6) and washer (7) from heater (3). Discard O-ring (6).

8.

Remove exhaust extension (8) from heater base assembly (4).

b. Installation

NOTE

When installing exhaust extension into heater base assembly,

ensure tab on exhaust extension and notch in heater base

assembly are aligned.

1.

Apply sealant to underside surface of flange on exhaust extension (8), and install exhaust

extension (8) on heater base assembly (4).

2.

Install washer (7) and O-ring (6) on heater (3).

3.

Install air inlet adapter (5) on heater (3).

4.

Install heater (3) on heater base assembly (4) with two clamps (1).

5.

Connect cannon plug (2) to heater (3).

WARNING

Ensure handle on diverter assembly is facing toward left side of

vehicle. Improper installation of the diverter assembly may cause

serious injury to personnel.

6.

Install diverter assembly (10) on air inlet adapter (5) with clamp (9).

7.

Apply sealing compound to threads of connector (13) and install connector (13) on heater

inlet port (14).

8.

Connect filter-to-heater fuel supply hose (11) to connector (13) with clamp (12).