TM-9-2320-365-34-2

M1078 SERIES, 2 1/2-TON, 4 X 4, LIGHT MEDIUM TACTICAL VEHICLES (LMTV)

TECHNICAL MANUAL; MAINTENANCE INSTRUCTIONS; DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE; VOLUME NO. 2 OF 2

AUGUST 2005

CHANGE 2

TM-9-2320-365-34-2 - Page 1040 of 1414

TM 9-2320-365-34-2

20-7. CAMSHAFT AND BEARING REPLACEMENT/REPAIR (CONT)

(7) Measure diameter of camshaft journals (4). Minimum

diameter is 2.5635 in. (65.113 mm).

(8) Measure height (A) of all camshaft lobes (3). Record

measurement.

(9) Measure base circle (B) of all camshaft lobes (3).

Record measurement.

(10) Subtract measurement (B) from measurement (A).

Difference in measurement is lobe lift (C).

Refer to

Table 20-8. Camshaft Minimum Lobe Lift.

Table 20-8 Camshaft Minimum Lobe Lift

Exhaust lobe lift

0.3655 in. (9.284 mm)

Intake lobe lift

0.3655 in. (9.284 mm)

Injector lobe lift

0.3832 in. (9.733 mm)

(11) Measure inside diameter of six camshaft bearings (8).

Maximum inside diameter is 2.575 in. (65.40 mm).

(12) Measure inside diameter of No. 1 camshaft bearing (9).

Maximum inside diameter is 2.575 in. (65.40 mm).

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