P 4 / 7
R
epair
Refer to Figs. 4 and 4a.
1) Assemble Armature ass'y to Bearing case complete.
2) As for 4326, 4326M, 4327, 4327M and M438, mount Thrust plate on Bearing case complete. (Fig. 4)
As for 4328, 4329 and M439, after inserting Thrust plate to Dust seal, mount them on Bearing case complete. (Fig. 4a)
3) Connect Armature shaft gear and the pin of Bearing case complete to Gear complete through the holes of Balance plate.
As for 4328, 4329 and M439, fit Retaining ring S-6 into the groove of the pin of Bearing case complete using 1R291.
4) Face the collar side of Collar sleeve to Gear complete, and mount Collar sleeve on Gear complete.
5) Put Collar sleeve into the hole of Slider section after assembling the components.
Remove Armature ass'y from Bearing case complete using 1R269 as illustrated in Fig. 5.
Bearing case complete
Lever 18
III mark
Armature ass'y
[5] Assembling Gear Section
[5] Removing Armature ass'y
Refer to Fig. 6.
1) Remove Stop ring E-4 behind Lever 18 using a slotted screwdriver.
2) Align Lever 18 with III mark on Housing set and pull out Lever 18.
Steel ball 4 and Compression spring 4 can be removed.
[6] Removing Lever 18 (only for 4328, 4329 and M439)
Fig. 5
Fig. 6
1R269
