WORKSHOP MANUAL - lombardini service

Disassembly / Reassembly
4
Vacuum pump and vacuum pump flange
1
Unscrew the three fastening screws 1 that fix the vacuum pump to
the flange and remove the vacuum pump.
Unscrew the fastening screws that fix the flange to the engine
crankcase and remove it.
1
7
Components:
8
7
2
1. Vacuum pump
2. Clic clamp 86-50
3. Vacuum pump flange
4. Vacuum pump gasket-
5. O-ring
6. Three-way union for vacuum pump
7. Vacuum pump pipe
8. Screw
6
1 4 3 5
When reassembling, tighten the screws 8 that fix the flange to the
cylinder head to the specified torque of 10 Nm.
8
Exhaust manifold - engines with EGR
2
1
Remove the E.G.R. pipe 1.
Unscrew the locking nuts 2 and remove the exhaust manifold and
the seal.
Note: When reassembling the exhaust manifold, check that the
inside is properly clean and free from cracks or breaks.
Note: Replace the gasket each time the manifold is reassembled.
Tighten the nuts at the prescribed torque of 25 Nm.
9
Alternator/Cooling fan belt drive
1
Danger - Attention
Check the belt tension only with the engine off.
Tension adjustment.
Loosen screws 1 and 2.
Adjust the belt tension so that a 100N force at the midpoint of the
belt center (as shown) results in a 10-15mm deflection.
2
See page 18 for periodic maintenance details.
10a
10b
FOCS Workshop Manual_cod. 1.5302.858_1° ed_ rev. 00
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