D4H, D4H SERIES II, AND D4H SERIES III TRACTORS POWER TRAIN Caterpillar


Selector And Pressure Control Valve Power Shift (8P8986, 8P3044)

Usage:

(1) 4M2381 Spring:

Length under test force ... 12.2 mm (.48 in)

Test force ... 2.30 ± 0.18 N (.517 ± .041 lb)

Free length after test ... 22.6 mm (.89 in)

Outside diameter ... 7.62 mm (.300 in)

(2) 7G4842 Spring (outer with two red stripes)

First test:

Length under test force ... 62.5 mm (2.46 in)

Test force ... 32.3 ± 1.6 N (7.26 ± .36 lb)

Second test:

Length under test force ... 36.3 mm (1.43 in)

Test force ... 174.6 ± 5.9 N (39.28 ± 1.33 lb)

Free length after test ... 68.45 mm (2.695 in)

Outside diameter ... 27.79 mm (1.094 in)

(3) 9P3041 Spring (inner with two red stripes)

First test:

Length under test force ... 110.0 mm (4.33 in)

Test force ... 72.6 ± 3.6 N (16.32 ± .81 lb)

Second test:

Length under test force ... 85.5 mm (3.37 in)

Test force ... 312.9 ± 10.8 N (70.40 ± 2.43 lb)

Free length after test ... 117.40 mm (4.622 in)

Outside diameter ... 21.21 mm (.835 in)

(4) 5M9622 Spacer:

Thickness of one spacer ... 1.60 mm (.063 in)

Outside diameter ... 20.62 ± 0.25 mm (.812 ± .010 in)

One spacer will change pressure approximately ... 98 kPa (14.2 psi)

5M9623 Spacer:

Thickness of one spacer ... 0.90 mm (.035 in)

Outside diameter ... 20.62 ± 0.25 mm (.812 ± .010 in)

One spacer will change pressure approximately ... 57 kPa (8.2 psi)

5M9624 Spacer:

Thickness of one spacer ... 0.25 mm (.010 in)

Outside diameter ... 20.62 ± 0.25 mm (.812 ± .010 in)

One spacer will change pressure approximately ... 16 kPa (2.3 psi)

(5) Torque for three bolts ... 30 ± 7 N·m (22 ± 5 lb ft)

(6) 6P9784 Spring (outer with yellow stripe):

Length under test force ... 56.39 mm (2.220 in)

Test force ... 130 ± 7 N (29.3 ± 1.5 lb)

Free length after test ... 88.60 mm (3.488 in)

Outside diameter ... 16.26 mm (.640 in)

(7) 6P9783 Spring (inner with yellow stripe):

Length under test force ... 56.39 mm (2.220 in)

Test force ... 62 ± 3 N (13.9 ± .7 lb)

Free length after test ... 88.60 mm (3.488 in)

Outside diameter ... 11.02 mm (.434 in)

(8) 6P9785 Spring (yellow stripe):

Length under test force ... 19.48 mm (.767 in)

Test force ... 23.5 ± 1.2 N (5.28 ± .27 lb)

Free length after test ... 32.00 mm (1.260 in)

Outside diameter ... 14.83 mm (.584 in)

(9) 7S4607 Detent Assembly (four):

(A) Maximum free length ... 30.86 mm (1.215 in)

(B) A force of 32 ± 3 N (7.2 ± .7 lb) must hold the ball at ... 29.97 mm (1.180 in)

(C) A force of 45 ± 4 N (10.1 ± 1.0 lb) must hold the ball at ... 27.69 mm (1.090 in)

Caterpillar Information System:

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