768C TRACTOR & 769C TRUCK POWER TRAIN Caterpillar


Pressure Control Group 9U-9028

Usage:

(1) 9G-7132 Decay Orifice:

Quantity ... three

Color code ... green

Orifice size ... 1.57 mm (.062 in)

(2) 8P-9738 Load Piston Orifice:

Quantity ... five

Orifice thickness ... 4.58 mm (.180 in)

(3) 9D-7884 Spring:

Quantity ... seven

Length under test force ... 18.6 mm (.733 in)

Test force ... 49.3 N·m (36.3 lb)

Free length after test ... 23.87 mm (.94 in)

Outside diameter ... 15.78 mm (.6215 in)

Color code ... white stripe

(4) 4M-2381 Spring:

Quantity ... seven

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)

(5) 9P-0683 Spring:

Quantity ... seven

Length under test force ... 25.4 mm (1.00 in)

Test force ... 35.6 ± 2.8 N (8.00 ± .63 lb)

Free length after test ... 66.04 mm (2.600 in)

Outside diameter ... 21.4 mm (.84 in)

(6) 9W-7412 Spring (outer):

Quantity ... two

Color code ... three light green stripes

First test

Length under test force ... 79.5 mm (3.13 in)

Test force ... 68.0 ± 3.4 N (15.28 ± .76 lb)

Second test

Length under test force ... 63.0 mm (2.48 in)

Test force ... 313.8 ± 10.8 N (70.6 ± 2.4 lb)

Free length after test ... 84.07 mm (3.310 in)

Outside diameter ... 21.44 mm (.844 in)

(7) 7T-0570 Spring (inner):

Quantity ... two

Color code ... two orange stripes

Length under test force ... 63.93 mm (2.517 in)

Test force ... 43.4 ± 2.2 N (9.76 ± .49 lb)

Free length after test ... 80.44 mm (3.167 in)

Outside diameter ... 8.13 mm (.320 in)

(9) 7T-0571 Spring (inner):

Quantity ... two

Color code ... two light green stripes

Length under test force ... 63.93 mm (2.517 in)

Test force ... 72.3 ± 3.6 N (16.25 ± .81 lb)

Free length after test ... 80.44 mm (3.167 in)

Outside diameter ... 8.64 mm (.340 in)

(10) 9G-7131 Decay Orifice:

Quantity ... three

Color code ... red

Orifice size ... 1.98 mm (.078 in)

(11) 9W-7411 Spring (outer):

Quantity ... four

Color code ... three yellow stripes

First test

Length under test force ... 79.5 mm (3.13 in)

Test force ... 93.9 ± 4.7 N (21.0 ± 1.1 lb)

Second test

Length under test force ... 63.0 mm (2.48 in)

Test force ... 282.1 ± 10.3 N (63.5 ± 2.3 lb)

Free length after test ... 87.76 mm (3.455 in)

Outside diameter ... 14.73 mm (.580 in)

(12) Decay Orifice

(12) 8P-9737 Load Piston Orifice:

Quantity ... two

Orifice thickness ... 2.54 mm (.100 in)

(13) 9W-7410 Spring (outer)

Quantity ... one

Color code ... three light blue stripes

First test

Length under test force ... 79.5 mm (3.13 in)

Test force ... 78.3 ± 3.9 N (17.6 ± .9 lb)

Second test

Length under test force ... 63.0 mm (2.48 in)

Test force ... 231.3 ± 8.7 N (53.4 ± 2.0 lb)

Free length after test ... 87.63 mm (3.450 in)

Outside diameter ... 14.73 mm (.580 in)

(14) 7T-0569 Spring (inner):

Quantity ... three

Color code ... two light blue stripes

Length under test force ... 63.93 mm (2.517 in)

Test force ... 86.7 ± 4.3 N (19.49 ± .98 lb)

Free length after test ... 80.4 mm (3.16 in)

Outside diameter ... 8.64 mm (.340 in)

Caterpillar Information System:

768C TRACTOR & 769C TRUCK POWER TRAIN Rotary Actuator 9W-4119
768C TRACTOR & 769C TRUCK POWER TRAIN Transmission Hydraulic Control 7G-1362
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768C TRACTOR & 769C TRUCK POWER TRAIN Inlet Relief Valve For Transmission Oil Cooler 2P-2859
768C TRACTOR & 769C TRUCK POWER TRAIN Hoist Control Linkage 8X-3659
768C TRACTOR & 769C TRUCK POWER TRAIN Transmission Neutralizer Group (Body Raise Switch) 8W-7232
768C TRACTOR & 769C TRUCK POWER TRAIN Transmission Speed Sensor 3E-6955
768C TRACTOR & 769C TRUCK POWER TRAIN Transmission Control Group 2A-6741
768C TRACTOR & 769C TRUCK POWER TRAIN Transmission 7G-0695
768C TRACTOR & 769C TRUCK POWER TRAIN Hydraulic And Transmission Tank 9T-1748
768C TRACTOR & 769C TRUCK POWER TRAIN Transfer Gears 7G-1150
768C TRACTOR & 769C TRUCK POWER TRAIN Relief Valve For Torque Converter And Rear Brake Oil Cooler 8J-2380
768C TRACTOR & 769C TRUCK POWER TRAIN Selector And Pressure Control Valve 9U-9030
768C TRACTOR & 769C TRUCK POWER TRAIN Final Drive 6D-1520
768C TRACTOR & 769C TRUCK POWER TRAIN Rear Axle Housing
768C TRACTOR & 769C TRUCK POWER TRAIN Differential And Bevel Gear Group 9D-8935
768C TRACTOR & 769C TRUCK POWER TRAIN Rear Wheel Group 2G-5860
768C TRACTOR & 769C TRUCK POWER TRAIN Rear Wheel Brake Group
768C TRACTOR & 769C TRUCK POWER TRAIN Tire Valve 4D-2004
768C TRACTOR & 769C TRUCK POWER TRAIN Cab Mounting
768C TRACTOR & 769C TRUCK POWER TRAIN Pressures And Shift Points For Torque Converter And Transmission
768C TRACTOR & 769C TRUCK POWER TRAIN Systems Operation
768C TRACTOR & 769C TRUCK POWER TRAIN Testing And Adjusting
768C TRACTOR & 769C TRUCK STEERING SYSTEM Introduction
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