Operation Manual

Table Of Contents
Job Card No.:
Engine:
Filing No.:
Hydraulic Governor Drive
Inspection
0178-27-10 1612
© 0585
05.04.01 Page 1 of 3
S/BVM 628
Before dismantling drive, make sure it turns
freely. In addition, gauge backlash between
bevel gears. Excessive backlash may be eli-
minated by shim (9 or 20). IShould the bea-
rings be worn, it will be recommendable to
install new bearings and bevel gears.
Job:
Close shut-off valve on air receivers and exhaust air supply pipe to engine. Remove governi ng linkage (Job
Card 05.04.14).
Unscrew bolts (8) (Regulateurs Europa LTD) or nuts (1) (Woodward), remove bolts (15) and withdraw governor
(32) upwards out of casing (2). Check that shaft (33) in gear (6)does not jam. Remove gasket (31). Unscrew
bolts (16) and (34) and pull out drive from timing chest (37). Release locking plate (24) and pull off gear (27).
Remove key (26) and bush (28). Unlock bolts (23) and unscrew. Pull out flanged bearing (29) complete and
withdraw from casing (2).
In doing so, do not lose shims (20) required for correct backlash between bevel gears (6) and (17) when
reassembling.
Tools:
- Standard tools
- Feeler gauge
Job Card:
- 04.08.0
- 05.00.0
- 05.04.14
Inspection / Gauging
Unscrew governor fastening parts from governor
drive. Dismantle drive and inspect for wear.
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