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 236 of 796

TM 9-2320-366-34-4

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

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

diameter is 2.563 in. (6.511 cm).

(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. (0.9284 cm)

Intake lobe lift

0.3655 in. (0.9284 cm)

Injector lobe lift

0.3832 in. (0.9733 cm)

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

Maximum inside diameter is 2.575 in. (6.540 cm).

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

Maximum inside diameter is 2.575 in. (6.540 cm).

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