PUMP GP-WATER 1608175 - Caterpillar

Disassembly Procedure
Table 1
Required Tools    
Tool     Part Number     Part Description     Qty    
A     1P-2320     Combination Puller (Two Jaw or Three Jaw)     1    
B     193-8094     Spline Socket     1    
C     193-8100     Socket (Impeller Nut)     1    
D     1P-0510     Driver Gp     1    
E     136-1452     Retaining Ring Pliers As     1    
F     152-7159     Socket As (Water Pump Shaft)     1    
G     1U-7600     Slide Hammer Puller Gp     1    
H     1P-0074     Slide Hammer Puller Gp     1    
J     -     M10 x 125 Forcing Bolts     2    
K     -     M8 x 1.25 Bolts     2    Start By:
Remove the auxiliary water pump. Refer to Disassembly and Assembly, "Auxiliary Water Pump - Remove".
Keep all parts clean from contaminants.Contaminants may cause rapid wear and shortened component life.
Disassemble the Check Valve
Note: If the hose assembly is leaking, the entire hose assembly must be replaced.
Illustration 1 g01056041
Remove hose assembly (1) from the body of check valve (2) .
Illustration 2 g00714974
Personal injury can result from parts and/or covers under spring pressure.Spring force will be released when covers are removed.Be prepared to hold spring loaded covers as the bolts are loosened.
Use Tooling (E) in order to remove retainer (3) from the body of check valve (2) .
Remove spring (4) and disc (5) from the body of check valve (2) .Disassemble the Pump
Illustration 3 g01055763
Remove bolts (6) in order to remove cover (7) .
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Remove O-ring seal (8) from cover (7) .
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Remove port plate (9) .
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Remove nut (10) and the washer.
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Use Tooling (A) in order to remove impeller (11) .
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Remove bolts (12) from body (13) .Note: Ring (14) and port plate (15) will remain inside when the body is removed.
Illustration 9 g01055775
Use Tooling (J) in order to remove body (13) .
Illustration 10 g01055781
Remove O-ring seal (16) from body (13) .
Illustration 11 g01055783
Remove ring (14) and port plate (15) from body (13) .
Illustration 12 g01055786
Remove key (17) and shim (18) from shaft (19) .
Illustration 13 g01055789
Bend the tabs of lockwasher (20) away from the flats of locknut (21) .
Illustration 14 g00705829
Hold the driven end of the shaft with Tooling (B) . Use Tooling (C) in order to loosen the locknut.Remove the locknut and the lockwasher from the shaft. Use a new lockwasher upon assembly.
Illustration 15 g01055791
Use Tooling (A) in order to remove impeller (22) .
Illustration 16 g01055793
Place body (23) in the downward position. Remove bolts and washers (24) that attach bearing housing (25) to the body.
Illustration 17 g01055795
Use Tooling (K) in order to force bearing housing (25) from body (23) .
Illustration 18 g01055796
Illustration 19 g01055798
Use Tooling (D) and a suitable press in order to remove the stationary segment of ceramic seal (26) from body (23) .
Illustration 20 g01055799
Remove ring (27) and the rotating segment of ceramic seal (28) from shaft (19) .
Illustration 21 g01055802
Use an allen wrench to loosen the screws that hold ring (29)