housing concentricity in relation to the crankshaft as follows:

TM 10-3930-242-34

Figure 3-46. Flywheel housing bolt, tightening

(operation 1).

f l a n g e face. Rotate the crankshaft one complete

housing concentricity in relation to the crank-

r e v o l u t i o n , Maximum runout should not exceed

shaft as follows:

0 . 0 1 3 inch. If runout and concentricity exceed

(a) Attach dial indicator holding fixture

the above maximum limits, loosen flywheel

a c r o s s the end of the crankshaft with two bolts

h o u s i n g attaching bolts, tap housing, retighten

d i a m e t r i c a l l y opposite to each other, Indicator

b o l t s and recheck, It may be necessary to re-

support arm should extend from the fixture

move the flywheel housing and check for dirt or

a l o n g the axis of the crankshaft.

f o r e i g n material, such as old gasket material

(b) T a p t h e f r o n t e n d o f t h e c r a n k s h a f t

between rear end plate and flywheel housing,

w i t h a soft (rawhide or plastic) hammer to in-

which may result in warpage. The flywheel

s u r e end play of crankshaft is in one direction

h o u s i n g must be replaced if above limits are

only.

unobtainable.

(c) Adjust the dial indicator to read zero

(11) Install the fuel pump and hydraulic

at the 12:00 o'clock position of the pilot (inner

pump drive (TM 10-3930-242-12).

e d g e ) of flywheel housing bell. Rotate crank-

plump (TM

the

fuel

( 1 2 ) Install

s h a f t one complete revolution. Maximum total

10-3930-242-12).

indicator reading should not exceed 0.013 inch.

(13) Install the engine driven hydraulic

(d) Adjust the dial indicator to zero at the

pump (TM 10-3930-242-12),

12:00 o'clock position on flywheel housing bolt