Overhaul
Part 1 Of 2:
Part 2 Of 2:
DISASSEMBLY AND ASSEMBLY
LUBRICATION AND ADHESIVE POINTS
DISASSEMBLY SERVICE POINTS
<> COMPANION FLANGE REMOVAL
Make mating marks on the companion flange and center propeller shaft. Then, remove the companion flange.
<> CENTER BEARING ASSEMBLY REMOVAL
Use special tool MD998801 to remove the center bearing assembly.
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Make mating marks on the rear propeller shaft, LJ assembly and companion flange. Then, remove the bolt.
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1. Remove the LJ boot from the LJ assembly.
2. Mark the mating marks in outer race, cage and inner race, then remove the circlip, outer race and ball.
NOTE: Ensure the proper installation of ball as show.
3. Using puller (general service tool), remove the inner race and cage from the center propeller shaft assembly.
4. Wipe grease from the outer race, inner race, cage and ball.
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If LJ boot will be reused, tape the spline part of the center propeller shaft in order to remove the boot.
ASSEMBLY SERVICE POINTS
>>A<< LJ BOOT INSTALLATION
1. Install the boot band.
2. After taping the spline part of the center propeller shaft, install the LJ boot.
>>B<< LJ ASSEMBLY INSTALLATION
1. Lubricate the specific grease to ball moving part of the outer race and inner race
Specified grease: Repair kit grease
2. Assemble the LJ as follows:
1) Align the mating marks and install the outer race, cage, ball and inner race
2) Install the circlip.
3. Fill the specified grease evenly in LJ assembly
Specified grease: Repair kit grease
Amount to use: 75 ± 5 g (2.6 ± 0.1 ounces)
4. Apply a little of the specified sealant to the surface which has groove (for packing) of LJ assembly (shown by arrows in the illustration), fix the rubber packing.
Specified sealant: 3M stud locking 8730, 8731 or equivalent
5. Install the surface which has groove (for packing) of LJ assembly to LJ boot side.
6. Align the mating marks of LJ assembly and center propeller shaft, then install the LJ assembly to center propeller shaft using socket wrench.
7. Aligned the position of bolt holes of LJ boot and LJ assembly, and install the LJ boot to LJ assembly.
8. Fix the rubber packing of companion flange side, in a similar manner to step 4.
>>C<< BOOT BAND INSTALLATION
CAUTION:
^ Tighten the boot part in opposite direction of convex part for bleeding the boot.
^ If there is grease in the convex part, wipe out the grease in order to bleed the boot.
>>D<< CENTER BEARING ASSEMBLY/COMPANION FLANGE/SELF LOCKING NUT INSTALLATION
1. Install the center bearing assembly to the center propeller shaft in the direction shown in the illustration.
2. After aligning the mating marks of the companion flange and center propeller shaft, install them
3. Tightening the self locking nut, press fit the center bearing assembly using companion flange.
>>E<< CENTER BEARING ASSEMBLY/COMPANION FLANGE/SELF LOCKING NUT INSTALLATION
1. Install the center bearing assembly to the center propeller shaft in the direction shown in the illustration
2. After aligning the mating marks of the companion flange and center propeller shaft, install them
3. Tightening the self locking nut, press fit the center bearing assembly using companion flange.