PIVOT HEAD 1568961 - Caterpillar

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Install spacer (19). Install gear (18) .
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Note: Make sure that the oil passages in shafts (17) are oriented toward the center of carrier assembly (16) .
Raise the temperature of carrier assembly (16). Lower the temperature of shafts (17). Install shafts (17) into carrier assembly (16) until the groove of shafts (17) is at Dimension (A). Dimension (A) equals 21.70 0.10 mm (0.854 0.004 inch).
Make eight stake marks at distance of Dimension (C) from each shaft (17). Dimension (C) equals 2.0 1.0 mm (0.08 0.04 inch). The width of each stake mark should be equal to Dimension (B). Dimension (B) equals 4.0 1.0 mm (0.16 0.04 inch).
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Assemble carrier assembly (16), as follows.
Install carrier assembly in position on gear (18) .
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Install retaining ring (15) onto gear (18) .
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Install washer (12). Install bearing assembly (14). Install gear (13). Install washer (12). Use Tooling (C) in order to install retaining ring (11) .
Repeat Steps 45.a through 45.c for the other two planetary gears.
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Install spacer (10). Install gear (9) .
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Install O-ring seal (8) on plugs (5) .
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Install plugs (5) in cover (1). Install one 8.00 mm (0.315 inch) plate (7) .
Position gear (6). Install bolts (4) .
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Place a piece of solder in the center of gear (9) (not shown).Note: You may need to apply some grease to the solder in order to keep the solder in position on gear (9) .
Use Tooling (B) and a suitable lifting device in order to install cover (1). The weight of cover (1) is approximately 32 kg (70 lb).
Install four bolts (2) at 90 degrees from each other. Tighten bolts (2) in a crisscross pattern to a torque of 420 60 N m (310 44 lb ft). Turn bolts (2) and additional 60 5 degrees.
Remove bolts (2) .
Use Tooling (B) and a suitable lifting device in order to remove cover (1) .
Use a micrometer to measure the thickness of the solder. Record this measurement in order to determine the required thickness of plates (7). Adjust plates (7) in order to obtain a clearance of 1.000 + 1.000 mm (0.0394 + 0.0394 inch) between plate (7) and gear (9) .
Apply Tooling (N) to the mating surfaces of cover (1) and the housing.
Use Tooling (B) and a suitable lifting device in order to install cover (1) .
Apply Tooling (T) to bolts (2). Install bolts (2) and the washers. Tighten bolts (2) in a crisscross pattern to a torque of 420 60 N m (310 44 lb ft). Turn bolts (2) and additional 60 5 degrees.
Illustration 37 g01758875
Remove plug (5) (not shown). Attach Tooling (J) to the cover. Reduce the air pressure at the source to 103 kPa (15 psi). Apply air pressure to Tooling (J). This air will test the Duo-Cone seals.
Use the ball valve on Tooling (J) in order to eliminate the air pressure to the final drive. A pressure of 98 kPa (14.2 psi) must be