TM-9-2320-260-34-1

TRUCK, 5-TON, 6X6, M809 SERIES (DIESEL)

TECHNICAL MANUAL; DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE; VOLUME 1 OF 2

JULY 1994

TM-9-2320-260-34-1 - Page 102 of 657

TM 9-2320-260-34-1

3-18. CYLINDER HEADS REPLACEMENT (Contd)

b. Installation

NOTE

Ensure word “top” is facing up on cylinder block when installing

gasket.

1. Position new gasket (4) over dowels (5) on cylinder block (6).

2. Install cylinder head (3) on cylinder block (6) with twelve washers (2) and screws (1).

3. Tighten screws (1) in sequence shown using the following steps:

a. Tighten screws (1) 20-25 lb-fl (27-34 N•m).

b. Tighten screws (1) 80-100 lb-ft (109-136 N•m).

c. Tighten screws (1) 265-305 lb-ft (359-414 N•m).

FOLLOW-ON TASKS:

• Install fuel crossover connectors (para. 3-17).

• Install valve crossheads (para. 3-16).

• Install intake manifold (para. 3-10).

• Install exhaust manifold (para. 3-11).

• Install water manifold (para. 6-3).

• Install fuel supply and return lines (TM 9-2320-260-20).

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