D3K, D4K and D5K Track-Type Tractors Electrohydraulic Power Train System Caterpillar

Piston Pump (Hydrostatic)

Usage:

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Table 1
Specification for 254-9100 Piston Pump Gp
Item	Qty	Part	Specification Description
1	2	1G-7407 Relief Valve Gp	Torque to 160 ± 8 N·m (118 ± 6 lb ft).
2	1	081-3801 Plug As	Torque to 80 ± 8 N·m (59 ± 6 lb ft).
3	1	123-7575 Lock Screw	Torque to 17.0 ± 1.5 N·m (150.5 ± 13.3 lb in).
4	1	6E-4402 Relief Valve Gp	Torque to 70.0 ± 3.5 N·m (51.6 ± 2.6 lb ft).
5	4	223-8990 Bolt	Torque to 310 ± 10 N·m (229 ± 7 lb ft).
E	-	-	During assembly, location of the bushing split from the horizontal centerline is 15 degrees.
F	-	-	During assembly, location of the oil grooves from the horizontal centerline is 15 degrees.
-	-	-	Install the bushing flush with face (6).

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Table 2
Item	Qty	Part	Specification Description
7	4	8T-1159 Bolt	Torque to 51 N·m (38 lb ft).
8	8	8T-2395 Bolt	Torque to 25 N·m (221 lb in).
J	-	-	During assembly, location of the bearing grooves from the horizontal centerline is 15 degrees.

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Table 3
Item	Qty	Part	Specification Description
9	1	142-9438 Coil Spring	Free length is 39.3 mm (1.55 inch).

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Table 4
Item	Qty	Part	Specification Description
10	1	269-4669 Solenoid As	Torque to 19 ± 5 N·m (168 ± 44 lb in).
11	1	215-8011 Special Bolt	Torque to 6.1 ± 1.0 N·m (54.0 ± 9.0 lb in).
12	8	099-0822 Bolt	Torque to 6.1 ± 1.0 N·m (54.0 ± 9.0 lb in).
13	1	296-6705 Solenoid As	Torque to 19 ± 5 N·m (168 ± 44 lb in).
14	2	196-4254 Spring	Assemble the spring, as shown in the Illustration 4.
15	1	236-5157 Filter Screen	Torque to 10 ± 1 N·m (89 ± 9 lb in).
16	4	8T-2922 Bolt	Torque to 10 ± 1 N·m (89 ± 9 lb in).
17	1	8C-6965 Bolt	Torque to 10 ± 1 N·m (89 ± 9 lb in).

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Table 5
Item	Qty	Part	Specification Description
18	2	1G-7407 Relief Valve Gp	Torque to 160 ± 8 N·m (118 ± 6 lb ft).
19	1	081-3801 Plug As	Torque to 80 ± 8 N·m (59 ± 6 lb ft).
20	1	123-7575 Lock Screw	Torque to 17.0 ± 1.5 N·m (150.5 ± 13.3 lb in).
21	1	6E-4402 Relief Valve Gp	Torque to 70.0 ± 3.5 N·m (51.6 ± 2.6 lb ft).
22	4	223-8990 Bolt	Torque to 310 ± 10 N·m (229 ± 7 lb ft).
R	-	-	During assembly, location of the bushing split from the horizontal centerline is 15 degrees.
S	-	-	During assembly, location of the oil grooves from the horizontal centerline is 15 degrees.
-	-	-	Install the bushing flush with face (23).

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Table 6
Item	Qty	Part	Specification Description
24	4	8T-1159 Bolt	Torque to 51 N·m (38 lb ft).
V	-	-	During assembly, location of the bearing grooves from the horizontal centerline is 15 degrees.

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Table 7
Item	Qty	Part	Specification Description
25	As required, use the following shims in order to obtain the dimension (V) : Dimension (W) is 108.5 to 108.7 mm (4.27 to 4.28 inch).
	1	142-9433 Shim	Thickness is 0.60 mm (0.024 inch).
	1	142-9432 Shim	Thickness is 0.80 mm (0.032 inch).
	1	142-9431 Shim	Thickness is 1.00 mm (0.039 inch).
	1	142-9430 Shim	Thickness is 1.20 mm (0.047 inch).
26	1	142-9438 Coil Spring	Free length is 39.3 mm (1.55 inch).

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Table 8
Item	Qty	Part	Specification Description
27	1	269-4669 Solenoid As	Torque to 19 ± 5 N·m (168 ± 44 lb in).
28	1	215-8011 Special Bolt	Torque to 6.1 ± 1.0 N·m (54.0 ± 9.0 lb in).
29	8	099-0822 Bolt	Torque to 6.1 ± 1.0 N·m (54.0 ± 9.0 lb in).
30	1	296-6705 Solenoid As	Torque to 19 ± 5 N·m (168 ± 44 lb in).
31	2	196-4254 Spring	Assemble the spring, as shown in the Illustration 8.
32	1	236-5157 Filter Screen	Torque to 10 ± 1 N·m (89 ± 9 lb in).
33	4	8T-2922 Bolt	Torque to 10 ± 1 N·m (89 ± 9 lb in).
34	1	8C-6965 Bolt	Torque to 10 ± 1 N·m (89 ± 9 lb in).