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 121 of 554

TM 9-2815-224-34&P

Crankshaft Maintenance Instructions (Cont)

(3)

Remove six screws (3) and timing gear (4) from crankshaft (2).

NOTE

There are two models of crankshafts and timing gears. Model B crankshaft, used in

engines with Serial No. 8VF-098597 and later, has a roll pin to locate the timing gear.

Model B timing gear, used in the same engines,

has a groove to accept the roll pin.

Model A and B parts are interchangeable with the following exception: do not use roll

pin with Model B timing gear and Model A crankshaft, or Model A timing gear and

Model B crankshaft.

Perform step (3.1) for Model B crankshaft and timing gear only.

(3.1)

Remove roll pin (4.1) from crankshaft (2).

(4)

Remove seven screws (5) and washers (6).

(5)

Remove ten screws (7).

(6)

Remove four bearing cap stabilizers (8 and 9).

Change 2

4-11