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REPLACEMENT OF PARTS
Disassembly
1. Loosen set screws in collar and remove FLEXIDYNE Drive
from motor shaft.
2. Remove filler plug and drain flow charge from FLEXIDYNE.
3. Remove housing screws and remove housing cover. Remove
cover seal retainer by inserting a small pin in the holes for
the drive screws and tapping on rod to remove drive screws.
Remove cover seal.
4. Remove the four drive hub screws and remove the drive
housing. Remove housing seal.
5. Remove seal felt and seal shield from driven hub. Remove
rotor.
6. Remove collar, outer ball bearing snap ring, and slide driven
hub off drive hub.
7. Remove inner ball bearing snap ring and remove ball bearing.
8. To remove needle bearing from driven hub, place a plug in
the right hand end (as viewed in the drawing) of the driven
hub and press on plug to remove bearing and seal.
Reassembly
1. Press needle bearing into driven hub. Left hand end of
needle bearing should be 5/16 from left hand end of driven
hub for size 11D and 11DL; ¼ from left hand end of driven
hub for size 15D. Bearing should be completely filled with
high temperature roller bearing grease. Tap needle bearing
seal into place, flush with end of driven hub.
2. Press ball bearing onto drive hub, pressing against inner (not
outer) race of ball bearing. Install inner ball bearing snap ring.
3. Slide drive hub into driven hub. Press against bearing not
drive hub. Be careful not to damage needle bearing seal with
any sharp edge on the drive hub during assembly.
4. Install outer ball bearing snap ring, seal shield, seal felt and
motor shaft collar.
5. Place rotor in position on driven hub. Install and tighten rotor
screws.
6. Stand FLEXIDYNE on collar end and place housing seal (red
in color) in position on end of driven hub.
7. Using dowel pins as guides place drive housing in position
and tap gently until housing starts to pass over housing seal.
The seal may tend to cock. A wire or other blunt probe may
be used to push outer corner of seal into position in drive
housing. Rotating the driven hub may also help to position
the seal properly. When seal is properly positioned tap drive
housing into place. Install and tighten the four drive hub
screws.
8. Install cover seal (gray in color) in drive housing cover. Line
up holes in seal retainer with holes in cover and install drive
screws.
9. Place cover in position on drive housing so that filler plugs
are diametrically opposed. Install and tighten housing
screws.
10. Install filler plug. Tighten to recommended torque of 200
inch-pounds for size 11D & 11DL; 700 inch-pounds for size
15D.
5
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