PUMP & MTG GP-GEAR 4589938 - Caterpillar

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Use Tooling (E) to remove the impeller (5) from the shaft (8). Then remove the two-piece cam liner (6) and pin (7) from the housing (16).
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Remove the seal (9) and the wear plate (10) from the housing (16).
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Use tool (C) to remove retaining ring (11).
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Remove washer (12), spacer (13), and spring (14).
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Remove seal (15) from the shaft assembly (8). Note: Put a mark on the housing and the body assembly for correct alignment at assembly.
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Remove three bolts (17). Separate housing (16) from body assembly (18).
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Use Tool (A) and a press to remove the seal (19) from the housing (16).
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Remove seal (20) from the shaft assembly (8).
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Use Tool (B) to remove snap ring (21).
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Use a soft hammer to remove the shaft assembly (8) from body assembly (18).
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Use a press and Tool (A) to remove seal (22) from body assembly (18).
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Use a press and Tool (D) to remove bearing (23) from shaft assembly (8).
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Use Tool (C) to remove retaining ring (24) from the shaft assembly (8).
Remove spacer (25).
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Use a press and Tool (D) to remove bearing (26) from the shaft assembly (8).