ROCKER ARM ASSEMBLY REPLACEMENT - continued

TM 10-3930-673-34

NOTE

Remove expansion plug only if necessary.

(a)

Remove two expansion plugs (7), retaining rings (8), and washers (9).

CAUTION

Do not remove shaft from support. The support and shaft must be replaced as an

assembly.

(b)

Remove intake rocker arm (10) and exhaust rocker arm (11) from support (12).

(c)

Remove nuts (2) and adjusting screws (3) from intake rocker arm (10) and exhaust rocker

arm (11).

(d)

Repeat Steps (a), (b), and (c) for other five rocker arms assemblies (1).

c. Cleaning. See Cleaning Instructions (Para 2-12).

d. Inspection.

(1)

See Inspection Instructions

(Para 2-14).

(2)

Measure rocker arm bore.

Maximum Allowable Diameter: 0.750 in.

(19.05 mm).

(3)

Measure rocker arm support shaft

diameter.

Minimum Allowable Diameter: 0.746 in.

(18.95 mm).

3-119