Checking The Driveshaft Thrust Play - BRP Johnson J30TEL4SUA 2007 Service Manual

GEARCASE
SHIMMING AND GEAR BACKLASH CHECKS
Incorrect Top Side Toe Contact
!
CAUTION
Do not set the tooth contact to this pat-
tern. Damage to the gears may result.
To correct this tooth contact pattern, either
decrease the thickness of the forward gear shim
or slightly increase the thickness of the pinion
gear shim.
Incorrect Bottom Side Toe Contact
CAUTION
Do not set the tooth contact to this pat-
tern. Damage to the gears may result.
To correct this tooth contact pattern, either
increase the thickness of the forward gear shim or
slightly decrease the thickness of the pinion gear
shim.
222
Checking the Driveshaft Thrust
Play
Initial Check
After obtaining the optimum tooth contact, mea-
sure the driveshaft thrust play.
Install a gear adjusting gauge to the driveshaft.
Slowly push the driveshaft downward. Record the
maximum gauge reading. Designate this mea-
surement as A.
The actual driveshaft thrust play should be 0.008
– 0.016 in. (0.20 – 0.40 mm).
001908
Final Check
IMPORTANT:
check must be known to adjust the shim thickness
for the reverse gear.
After adjusting the forward gear tooth contact pat-
tern, assemble and install the propeller shaft and
bearing housing assembly with the reverse gear
and any related components.
001909
Measurement A from the initial
001880