TM-9-2320-366-34-4

M1083 SERIES, 5 TON, 6x6, MEDIUM TACTICAL VEHICLES (MTV)

TECHNICAL MANUAL; MAINTENANCE INSTRUCTIONS; DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE; VOLUME NO. 4 OF 4

AUGUST 2005

CHANGE 2

TM-9-2320-366-34-4 - Page 197 of 796

TM 9-2320-366-34-4

NOTE

Injector sleeves should be replaced when

repairing cylinder heads with high hours.

(10) Inspect six injector sleeves (8) for damage, corrosion,

cracks, or pitting.

(11) Measure cylinder head flatness, using a straight edge

and feeler gage. Refer to

Table 20-4 Cylinder Head

Surface Flatness.

NOTE

Always check the thickness of a cylinder head

before resurfacing.

Cylinder head may have

been previously resurfaced and may not have

enough stock to be resurfaced again.

(12) Measure the cylinder head (9) for thickness dimension

(A), and compare the dimensions to

Table 20-3 Valve

Seat Insert Specifications.

A maximum stock removal

of 0.010 in. (0.025 cm) is permissible when resurfacing

the head or a minimum head thickness of 4.037 in.

(10.25 cm).

Table 20-4. Cylinder Head Surface Flatness.

Overall

0.006 in. (0.015 cm)

For Any Span

0.002 in. (0.005 cm)

5.91 in. (15.01 cm)

20-15