Operation Manual

Job Card No.:
Engine:
Filing No.:
©0185
Main Bearing
Refitment
0178-01-10 1837
02.08.01 Page 2 of 3
S/BVM 628
Fig. 3
Fig. 4
Slowly turn crankshaft as arrowed until top shell (14)
- Fig. 1 - is equidistant from cap joints. Be sure not to
damage the shell lug. Remove driving pin (15) - Fig 2
- and put bottom shell (5) - Fig. 1 - (mark facing
driving end) into cap (17).
Apply motor oil to threads of studs (2), and check
that nuts (4) turn easily over the entire thread length.
Install cap (17) with the aid of lever (27) - Fig. 3 - and
screw nuts (4) in place hand-tight.
To faciliate introduction of cap (17) into lateral guide,
the crankcase can be spread at this point by means
of tool (16) - Fig. 4 -. To do this, release foundation
bolts on the engine side opposite the fitted studs and
turn nut (18) - Fig. 4 - for spreading.
Cap (17) - Fig 1 - can now be installed and hand-
tightened by means of nuts (4). Remove spreader
(16) - Fig. 4 - and retighten foundation bolts as locally
specified.
Tightening Annular Nuts
Fill two hydraulic tools with oil (job 02.16.02).
Screw clamping nuts (7) - Fig. 3 - onto studs (2) as far
as they will go. Fit clamping bushes (8) on clamping
nuts (7). Slip retainer (12) over bushes (8).
Install tools (11) and screw together by hex. bolts (10)
and washers (9) until pistons are flush with cylinder
ends.
Back bolts (10) through one turn. Connect hydraulic
pump with hoses. Apply Deutz S2 compound to
seats of bolts (3) - see Fig 1 -. After the first expansi-
on of studs (2), screw in bolts (3) together with
washers (19). For enture expansion process, see
Section 3.5.2.
Following fitment of new shells, gauge clearance
(Job Card 02.03.03). Attach crankcase doors.
Run in engine, (Section 4.6).
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