ARO 7671-A Panduan Operator - Halaman 2

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Halaman Cetak

DISASSEMBLY

AND ASSEMBLY

OF TOOLS

* 30018K KEY

30018 CHUCK

AUXILIARY GEARING

DRIVE GEARING

GEARING

SECTION

41771

DRIVE

GEARING

ASS'Y.

4227

1 BEARING

(4)

47590 WASHER

40841 SHAFT (12)

34490

RING GEAR

BEARING 33704

47589 WAVE WASHER

INCLUDES

35967

GREASE

FITTING

DISASSEMBLY

Secure tool in a suitable holding device. Place wrench on spacer

(33697) place chuck key in chuck and strike key a sharp blow to

loosen chuck.

Remove

chuck and spacer

(33697).

Using a

wrench on flats of ring gear and a strap wrench on motor housing,

unthread and remove gearing sections.

Separate

the gearing

sections using wrenches on flats of ring gears.

Remove

nose

housing

(38379)

seal

(37774)

and spacer

(33697). Grasp ring gear in one hand and tap threaded end of

spindle with a soft face hammer; spindle and components

will

loosen from ring gear. NOTE: Further disassembly

should be

done only if it should be necessary to replace a part, as Brinelling

of the bearing races may occur, making replacement

necessary.

To disassemble

completely,

remove bearing (33706). Turn snap

ring on spindle so the open portion of the ring will allow the remov-

al of shaft. Remove shaft, releasing gear. Repeat for removal of

opposite shaft and gear.

ASSEMBLY

Assemble snap ring to spindle. Rotate snap ring, allowing installa-

tion of shafts. After both gears and shafts have been assembled to

spindle, rotate snap ring, locking shafts in place. Assemble bear-

ings to spindle and assemble

washer

(47590), wave washer

(47589) and spindle to ring gear. Assemble

seal, nose housing

and spacer to gearing.

42271

BEARING (41

46417

GEAR 12)

(14 TEETH1

33708

RETAINING

RING-,

40839

SPINDLE

33704

BEARING (2)

40842

SNAP RING

35270

RING GEAR

INCLUDES

35323

GREASE

FITTING

34574

GEAR

I7 INT- I5 EXT TEE

40825

AUXILIARY

GEARING

ASS'Y.

(4:l)

Disassembly

and assembly of the auxiliary gearing is similar to that of the drive gearing.