PAGE 17
SERVICE INSTRUCTIONS CONTINUED
3) DISASSEMBLY OF BRAKE HOUSING AND PRIMARY HOUSING:
3.1) Remove 12 Capscrews item 537 and Lockwashers item 541, from Brake Housing item 700, from
Primary Housing item 701. Brake Springs item 752, apply pressure against the Primary Housing
item701. It is recommended that Capscrews are unscrewed, one turn at a time, until spring pressure
has been released.
3.2) Remove Primary Housing item 701, along with Connecting Shaft item 600, Primary Drive item 399,
and Internal Gear item 430 from Brake Housing item 700.
3.3) Remove 20 Brake Springs item 752. Replace if springs measures less than 2.21 inches.
3.4) Pull Brake Piston item 750, out of the Brake Housing using two 5/8-11UNC bolts screwed into two
puller holes in piston and discard O-rings item 751 and item 753.
3.5) Remove 6 Friction Plates item 715, and 7 Divider Plates item 713. Inspect for damage or wear. Plates
should be flat and smooth. Plates should not show heat discoloration. Paper material on friction
plates should be intact and grooved. If any damage is detected, replace friction and divider plates
as a set.
3.6) Thoroughly examine bores of Brake Housing and outer diameters of Brake Piston for scoring caused
by contamination. By polishing with fine emery cloth, minor surface damages of brake housing bore
and or piston outer diameter may be repaired.
3.7) Remove Brake Hub Sub-assembly item 718.
3.8) Remove Retaining Ring item 432, Primary Drive item 399, and Primary Sungear item 440, from
Primary Internal Gear item 430.
3.9) Remove Circlip item 431, and Primary Internal Gear item 430, along with Spacer item 434, from
Connecting shaft item 600.
3.10) Remove Connecting Shaft item 600, from Primary Housing item 701. Remove and discard O-ring item
601.
3.11) Remove and discard Oil Seal item 607, and Backup Washer item 606, if present, from bore of
Connecting Shaft. Inspect Needle Bearing item 603, and replace if necessary.
Brake Housing and all brake related components are now disassembled. Inspect all parts before re-
assembling.
DAMAGED FRICTION OR DIVIDER PLATES WILL REDUCE BRAKING
CAPACITY AND ALLOW THE LOAD TO DROP, CAUSING PROPERTY
DAMAGE, SEVERE INJURY OR DEATH. SOLVENT MAY DAMAGE THE
FRICTION PLATES. DO NOT USE SOLVENT TO CLEAN THE FRICTION
PLATES. PERFORM THOROUGH INSPECTION AND, IF NECESSARY,
REPLACE FRICTION AND DIVIDER PLATES AS A SET.
DANGER
354 REV.030819
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