SEAL-AIR 3843582 - Caterpillar

Disassembly Procedure
Table 1
Required Tools
Tool Part Number Part Description Qty
A 132-5451 Holding Fixture 1
B 1U-6400 Three Jaw Puller 1
C 1P-0510 Driver 1
D 1U-6671 Flange Puller Tool 1
E 1U-7608 Chain Wrench 1
F 1P-1859 Retaining Ring Pliers 1
G 1P-1857 Retaining Ring Pliers 1 Start By:
Remove the auxiliary water pump (sea water).
Illustration 1 g01051914
Remove bolts (5). Remove manifold (6), the plate, and the gaskets from the body of the auxiliary water pump.
Remove guide pin (4) from manifold (6). Remove the O-ring seal from the guide pin.
Remove nut (1) and the washer from the shaft. Note: Some older models have a key in the shaft, newer models do not have a key.
Use Tooling (A) and Tooling (B) to remove drive gear (2). If necessary, remove key (3) from the shaft.
Remove bolts (8). Use Tooling (B) to remove body (7) from body (9).
Illustration 2 g01051941
Remove seal (10) from body (7).
Use Tooling (G) to remove retaining ring (11).
Use Tooling (C) to remove bearing (12).
Illustration 3 g01051950
Remove bolts (17). Remove cover (16).
Use Tooling (F) to remove retaining ring (18) from the shaft.
Use Tooling (G) to remove retaining ring (19) from bearing housing (13).
Remove bolts (14). Remove bolts (22). Use Tooling (D) to remove body (21) from body (9).
Remove Tooling (D). Remove bearing housing (13) and shims (15) from body (21).
Use Tooling (C) to remove bearing (20) from bearing housing (13).
Illustration 4 g01051994
Remove sleeve (23).
Remove seal assembly (24).
Remove sleeve (35).
Remove seal assembly (34).
Remove spacer (33).
Remove O-ring seal (26) and O-ring seal (27) from body (9).
Remove port plate (32).
Remove impeller (25) from shaft (28). Note: Impeller (25) has right-hand threads.
Remove shaft (28) and impeller (30) from body (9).
Place shaft (28) into a soft jawed vise. Use Tooling (E) in order to remove impeller (30). Note: Impeller (30) has left-hand threads.
Remove ring (31) from body (9).
Remove plate (29) from body (9).