2002/06/24 Caterpillar

Off-Highway Truck/Tractor:

776D (S/N: AFS1-UP)

777D (S/N: AGC1-UP)

777D HAA (S/N: AGY1-UP)

Specifications, RENR3318, "776D, 777D and 777D HAA Tractor/Off-Highway Trucks Power Train", "Pressure Control Valve (Transmission)". This module is part of Service Manual, RENR3330.

Disregard the part number for the Pressure Control Valve. Disregard Illustration 25. Disregard the quantity for (5) 9W-7411 Spring. Disregard Table 2. Disregard the quantity for (11) 7G-5453 Spring. Refer to the following information.

The "Part No.: " is 214-7740 .

Illustration 1	g00877086

(5) 9W-7411 Spring

Quantity ... 3

(7) Shims

Pressure Change ... Refer to the following table.

Table 2

(7) Shims for the Pressure Control Valve
Valve Location (1)	A	B	C	E	F	G	H
Clutch that is engaged	4	2	1	5	6	7	3
The thickness of the shim	Pressure Change	Pressure Change	Pressure Change	Pressure Change	Pressure Change	Pressure Change	Pressure Change
5J-2721 Shim
0.13 mm (.005 inch)	13 kPa (1.9 psi)	16 kPa (2.4 psi)	20 kPa (2.9 psi)	17 kPa (2.4 psi)	17 kPa (2.4 psi)	18 kPa (2.7 psi)	18 kPa (2.6 psi)
6J-3993 Shim
0.25 mm (.010 inch)	26 kPa (3.8 psi)	33 kPa (4.8 psi)	41 kPa (5.9 psi)	33 kPa (4.8 psi)	33 kPa (4.8 psi)	37 kPa (5.4 psi)	35 kPa (5.1 psi)
4M-1751 Spacer
0.40 mm (0.016 inch)	42 kPa (6.1 psi)	53 kPa (7.7 psi)	65 kPa (9.4 psi)	53 kPa (7.7 psi)	53 kPa (7.7 psi)	59 kPa (8.6 psi)	56 kPa (8.2 psi)
5J-1036 Shim
0.80 mm (0.032 inch)	84 kPa (12.2 psi)	103 kPa (15.0 psi)	126 kPa (18.2 psi)	103 kPa (15.0 psi)	103 kPa (15.0 psi)	1144 kPa (16.6 psi)	109 kPa (15.8 psi)

( 1 )

Valve location (D) is not used.

(11) 7G-5453 Spring

Quantity ... 2

(15) 9W-7410 Spring

Quantity ... 1

Color code ... three light blue stripes

First test

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

Test force ... 78.3 ± 3.9 N (17.61 ± 0.88 lb)

Second test

Length under test force ... 63.0 mm (2.50 inch)

Test force (additional load to first test) ... 159.0 ± 4.8 N (35.75 ± 1.08 lb)

Free length after test ... 87.7 mm (3.45 inch)

Outside diameter ... 14.7 mm (0.58 inch)