119545
70158
119546
119547
120173
Figure 1
Figure 2
Figure 3
Figure 4
To execute the operations described here following, it is
necessary to fit the engine on the rotary stand after having
removed all the appliance’s specific components (see Section
3 of the herein manual).
This section illustrates all the more important procedures of
engine bock overhaul.
Loosen the screws(1) fastening the connecting rod caps (2)
and remove the fastening the connecting rod caps.
Withdraw the pistons with the connecting rods from the
upper part of the crankcase.
Loosen the screws (1) and disassemble the crankshaft bearing
caps (2).
The third (central) main bearing cap (1) and associated
support have a bearing-half (2) equipped with thrust.
Using tool 99360500 (1) and a hoister, remove the engine
drive shaft (2) from the crankcase.
Disassemble the crankshaft half bearings (1).
Loosen the fastening screws (2) and disassemble the oil
nozzles (3).
Keep the half bearings in their respective housings
since, in case of reuse after the overhaul, they will
have to be reassembled in the same position.
Note down the assembly position of the upper and
lower half bearings since, in case of reuse after the
overhaul, they will have to be reassembled in the
same position.
Figure 5
ENGINE OVERHAUL
ENGINE DISASSEMBLY ON BENCH
NOTE
NOTE
10
SECTION 4 - MECHANICAL OVERHAUL
F32 SERIES
Base - April 2009 Print P2D32F005 E
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