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7) Place thrust bearing, item 617 (held between two thrust washers, item 615), onto sprag clutch aligner, and
against brake hub, item 720.
8)
Install connecting shaft, item 600, with brake hub assembly, into bore of brake housing, item 700, and through
oil seal, item 711. Place thrust bearing, item 435 (held between two thrust washers, item 433), onto internal
gear, item 430. Install internal gear onto spline of connecting shaft, item 600, and fasten with circlip, item 431.
9)
Reassemble primary planet hub assembly. Use grease to temporarily hold 20 loose rollers, item 423, in bore of
planet gear, item 420. Verify placement of sungear stopper, item 444. Position thrust washers, item 421, on either
side of planet gear and press planet pin, item 410, into final planet hub, item 400. Retain with circlip, item 411.
10) Insert primary sungear, item 440, between three planet gears and insert sungear shaft into connecting shaft,
engaging planet gears with internal gear. Fasten with retaining ring, item 401.
11) Insert final sungear, item 340, into cable drum and engage three planet gears, item 320.
12) Lower brake housing assembly onto cable drum, while engaging spline of final sungear with primary planet
hub, item 400. Line up mounting holes of bearing flange, item 530, with those in cable drum.
13) Rotate brake housing to line up access holes and fasten bearing flange, using six capscrews, item 537, and
lockwashers, item 541.
14) Install new, well-greased O-ring, item 735, into access plug, item 734. Install access plug into access hole
inside brake housing.
15) Attach base halves, item 500 and 552, using 28 capscrews, item 551, and lockwashers, item 553.
REASSEMBLY OF BRAKE HOUSING ASSEMBLY:
Reassemble brake housing assembly as follows:
1) Install brake spacer, item 712, into brake housing.
SERVICE INSTRUCTIONS CONTINUED
2) Starting and finishing with a divider plate, alternately install seven divider plates, item 713, and six friction
plates, item 715.
3) Liberally grease O-ring, item 751, and O-ring, item 753, and install on brake piston, item 750.
4) Slide brake piston into brake housing with holes for brake springs facing out of brake housing assembly.
5) Install 18 brake springs, item 752, in brake piston. (Brake piston has 20 holes and two empty holes should
be opposite each other.)
6) Liberally grease three new O-rings, item 763, and install into recesses on clutch housing, item 650. Install
new, well-greased O-ring, item 707, on flange of clutch housing.
7) Using three socket head capscrews, item 682, and high collar lockwashers, item 683, fasten clutch housing,
item 650, to brake housing, item 700. Ensure brake release passage way is to right side below center and
capscrews are at 2 o'clock, 6 o'clock and 10 o'clock positions. Tighten one turn at a time to compress brake
springs, item 752.
8) Install sprag clutch, item 672, and sprag clutch aligner, item 677, into bore of connecting shaft, item 600.
INCORRECT ASSEMBLY OF THE FRICTION PLATE AND DIVIDER PLATE
STACK WILL REDUCE BRAKING CAPACITY AND ALLOW THE LOAD
TO DROP, CAUSING PROPERTY DAMAGE, SEVERE INJURY OR
DEATH. REASSEMBLE PER INSTRUCTIONS.
313 REV.970901
DANGER
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