Clearances
Mfr.
Min. Serv.
& Max.
Max.
.004
.015 .020
.008
.015 .020
.008
.015 .020
.004
.015 .020
.50
.004
.015 .020
.004
.015 .020
.004
.015 .020
.002
.005 .010
.001
.004 .010
.004
.015 .020
.004
.015 .020
.004
.015 .020
.004 .0077 .012(C)
.003 .0065 .012(C)
.004 .015 .020
.004 .015 .020
.004 .008 .015
.004 .015 .020
.004 .015 .020
SSP1776
3-33
SERVICE TABLE OF LIMITS
PART III GEARED ENGINES SECTIONIV -BACKLASH
Ref. Ref. Chart Nomenclature Dimensions Clearances
Mfr. Min.
&
Max.
Electric Tachometer Idler Gear
and Driven Gear
Electric Tachometer Idler Gear
and Tachometer Drive Gear
Angle Generator Drive Gear and
Generator Driven Gear
Angle Generator Drive Gear and
Generator Drive Gear Spline
Generator Drive Gear and Magneto
Drive Idler Gear
Generator Drive Gear and Tach-
meter Drive Idler Gear
Electric Tachometer Drive Gear (Magneto Idler Hub) and Tachometer Driven Gear
Tachometer Drive Idler Gear and
Tachometer Driven Gear
Tachometer Drive Idler Gear and
Magneto Drive Shaftgear
Magneto Drive Shaft (Spline) and Magneto Drive Shaft Gear (Spline)
Magneto Drive Shaft Gear (Spline)
and Magneto Drive Coupling
(Spline)
Rear Crankshaft (Spline Bushing)
and Accessory Drive Gear (Spline)
Rear Crankshaft (Spline Bushing) and Accessory Drive Shaft (Spline)
Accessory Idler Gear and Starter Drive Gear
Supercharger and Accessory Drive Gear and Starter and Accessory
Drive Gear
Accessory Drive Gear and Generator Drive Gear
Accessory Drive Gear and Vacuum Pump Shaftgear
Vacuum Pump Shaftgear and Oil Pressure and Scavenge Pump Gear
Scavenge Pump Driven Gear and Accessory Drive Gear
Scavenge Pump Impellers
Supercharger and Accessory Drive Gear and Intermediate Supercharger Drive Shaftgear
3-34
Mfr.
Serv. Min.
Max. & Max.
.004 .015
.004 .015
.002 .004
.003 .007
.004 .015
.004 .015
.004 .015
.004 .015
.004 .015
.001 .005
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