TM-9-2815-224-34-P

ENGINE, DIESEL:8-CYLINDER TURBOCHARGED, DETROIT DIESEL CORPORATION MODEL 8V92TA

DIRECT SUPPORT AND GENERAL SUPPORT MAINTENACE MANUAL INCLUDING REPAIR PARTS AND SPECIAL TOOLS LIST

JANUARY 1988

TM-9-2815-224-34-P - Page 116 of 554

TM 9-2815-224-34&P

Crankshaft Maintenance Instructions (Cont)

4-3. VIBRATION DAMPER REMOVAL/INSTALLATION (CONT).

(3)

Remove vibration damper (3).

(4)

Turn cone (5) clockwise and remove from

crankshaft (2) inside trunnion support (6).

NOTE

Some engine models contain a cone with a

preformed packing to provide better oil seal

capability. Replace all cones with cone and

preformed packing combinations. Perform

step

(4.1)

for those models. Refer to

TM 9-2320-279-24P

(4.1)

Remove preformed packing (4.1) from

cone (5).

(5)

Position damper (3) in soft jaw vise.

(6)

Remove eight screws (7), scuff plate (8),

and hub (9) from vibration damper (3).

(7)

Remove two pins (10) from hub (9).

b. Installation.

(1)

Install two pins (1) in unthreaded bores

in hub (2).

(2)

Press two pins (1) through hub (2) until

pins stick out from hub 3/8 in. (9.5 mm).

(3)

Install eight screws (3), scuff plate (4),

and hub (2) in vibration damper (5).

(4)

Tighten eight screws (3) to 75 to 85 lb-ft

(102 to 115 N•m).

4-8

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