SPRING 1507917 - Caterpillar

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Remove sun gear (16).
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Remove thrust bearing (17).
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Use Tool (B) and remove retaining ring (18) that holds bearing retainer (19) in second planetary assembly (9).
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Remove bearing retainer (19), two thrust washers (20) and thrust bearing (21).
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Drive spring pin (22) in planetary shaft (23) and remove two thrust washers (24), two needle bearings (25) and planetary gear (26). Repeat this procedure for the five remaining gears. Assemble in the reverse order. Use a new spring pin (22) in each planetary shaft that was disassembled.
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Remove thrust bearing (27).
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Remove sun gear (28).
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Remove thrust bearing (29).
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Remove the gear (30).
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Remove thrust bearing (31).
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Remove shims (32). Check bearing retainer (34) for wear or damage. If the retainer is damaged remove 16 bolts (33) and remove bearing retainer (34).
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Personal injury can result from parts under high spring pressure.Spring force can cause parts to come off suddenly. Contact your Caterpillar dealer for disassembly instructions before removing any parts.
Remove plug (35), the piston (2), and spring (36) from the transmission. Repeat this procedure on the remaining piston.