Operation Manual

Table Of Contents
Job Card No.:
Engine:
Filing No.:
Viscous-type Vibration Damper
(Version with Auxiliary Drive)
0178-34-10 1361
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 engine. Remove casing. Attach damper (2) to
hoist. Remove screws (1) and (4), dowel pins (6) and
auxiliary drive shaft (3).
Use bolt M 12x70 (7) to pull off damper (2) from
crankshaft (8) and carefully put down damper.
Clean all damper contact faces. Remove any high
spots with oil stone.
Refitting the Damper
When fitting a new damper, first enlarge both holes
for dowel pins (6) to 32 mm diameter. Clean damper
contact surfaces. Fit damper on crankshaft (8) so
dowel pins (6) can be installed. Mount auxiliary drive
shaft (4). Secure plate (5) by screws (4).
Fit screws (1) and tighten crosswise as specified
(Section 3.5, item 18). Refit casing.
Tools:
- Standard tools
- Puller bolt M12 x 70
- Hoist
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