Operation Manual

Table Of Contents
Job Card No.:
Engine:
Filing No.:
Viscous-type Vibration Damper
(Version without Auxiliary Drive)
0178-34-10 1337
12.01.01
S/BVM 628
Replacement of this torsional vibration dam-
per is due at the end of 15,000 running hours.
Reconditioning must be made by the manu-
facturers only.
Job:
Removing the Damper
Stop the engine. Remove casing.
Attach damper (3) to hoist. Remove bolts (1) with
washers (2). Use bolts (4) to pull off damper 3 from
crankshaft (5).
Clean all damper contact faces. Remove any high
spots with oil stone.
Refitting the Damper
Remove puller bolts (4). Clean crankshaft journal as
well as the contact faces of the new damper and
balance weights (3) and push balance weights with
damper onto the crankshaft journal (5). Ensure that
damper and balance weights are centred. Screw in
screws (1) with washers (2) fingertight. Tighten
screws crosswise as specified (Section 3.5, item 48).
Refit casing.
Tools:
- Standard tools
- 2 puller bolts M12 x 70
- Hoist
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