3-40
SECTION IV -BACKLASH
MAGNETODRIVE  -MAGNETODRIVE 
COUPLING  SHAFTGEAR 
869  MAGNETODRIVE SHAFT 
FUEL INJECTOR IDLER GEAR 
GEAR HUB 
FUEL INJECTORD IDLER GEAR  GENERATOR DRIVE SHAFTGEAR 

VACUUMPUMP SHAFTGEAR
PRESSURE& SCAVENGE FUEL PUMP DRIVE PUMP GEAR SHAFTGEAR
IGSO-480-A SERIES
AccessoryDrives
SSP1776 3-41
SECTIONIV -BACKLASH
-TACHOMETERDRIVE IDLER
OIL & SCAVENGE PUMP
FUELPUMPOR INJECTOR DRIVESHAFTGEAR
OIL& SCAVENGE PUMP -IMPELLERS
IGSO-540 VIEWINGLEFT SIDE OF ENGINE
AccessoryDrives
SERVICE TABLE OF LIMITS PART III GEARED ENGINES
SECTIONIV -BACKLASH
DRIVE IDLER GEAR
GENERATOR DRIVE
SHAFTGEAR

CRANKSHAFT-
GEAR 
ACCESSORY DRIVE GEAR -
OIL & SCAVENGE  -VACUUM PUMP 
PUMP GEAR  SHAFTGEAR 
OIL & SCAVENGE PUMP 
IMPELLERS  -FUEL  PUMP 
DRIVE SHAFTGEAR 
IGO-540 
VIEWING LEFT  SIDE OF ENGINE 

Accessory Drives
SSP1776 3-43

SERVICE TABLE OF LIMITS PART III GEARED ENGINES
SECTION IV -BACKLASH
TACHOMETER DRIVE IDLER-
GENERATORDRIVE SHAFTGEAR
/
STARTER JAW
887
FUEL PUMP DRIVE
STARTER & ACCESSORY
SHAFTGEAR

DRIVE GEAR
JECTORDRIVE COUPLING
OIL PRESSURE & SCAVENGE
PUMP IDLER

OIL PRESSURE
& SCAVENGE PUMP
FUEL INJECTOR DRIVE SHAFTGEAR
PUMP OIL PRESS. & SCAVENGE PUMP IGSO-540-B ONLY
VACUUM PUMP--VACUUM PUMP SPLINE COUPLING DRIVE
IGO-540, IGSO-540-A,B
AccessoryDrives
PART III GEARED ENGINES
SECTION IV -BACKLASH
B 
GOVERNOR 
C 
MAGNETODRIVEN  B VIEWING FRONT OF ENGINE SHAFT MAGNFTODRIVEN PROP.
SHAFT-
SECTION CC  MAG.DRIVE IDLER IGO, IGSO-540  MAG.DRIVEIDLER  SECTION BB 

Accessory Drives
SSP1776
3-45
SERVICE TABLE OF LIMITS
PART III GEARED ENGINES
SECTIONIV -BACKLASH
MAGNETODRIVE  883 
SHAFT GEAR  FUEL INJECTOR 
IDLERGEAR 
882 
INJECTORDRIVE SHAFT 
-FUEL INJECTORPUMP 
IGSO-480-B 
GOVERNORDRIVE 
IDLER GEAR 
GOVERNOR 
DRIVEN GEAR 
A 
VIEWING-FRONTOF ENGINE 
856 
SECTIONA-A 
GO-435, GO, GSO & IGSO-480-A 
AccessoryDrives 
SSP1776  3-46 

PART III GEARED ENGINES
SECTIONIV -BACKLASH
SECTIONTHRU REDUCTIONGEAR

Accessory Drives
SSP1776 3-47
SERVICE TABLE OF LIMITS
PART III GEARED ENGINES
　
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