2007/10/22 The Power Train Oil Lines Group is Updated {3016, 3154} Caterpillar

Off-Highway Truck/Tractor:

770 (S/N: BZZ1-UP)

772 (S/N: RLB1-UP)

Description of Change: New hoses are now used in the power train oil lines group. The new hoses will better handle the conditions in the field.

Adaptable To: The new 316-8153 Hose As replaces the former 307-9339 Hose As and the former 307-9340 Tube As in the 269-9199 Power Train Oil Lines Gp. The new 316-8154 Hose As replaces the former 307-9338 Hose As in the 269-9199 Power Train Oil Lines Gp. The new 148-8347 Elbow As replaces the former 153-6237 Elbow As in the 269-9199 Power Train Oil Lines Gp.

Table 1

Additional Parts that are Removed from the 269-9199 Power Train Oil Lines Gp
Qty	Part Number	Description
1	1P-3704	Rectangular Seal
1	6V-2235	Clip
4	7X-0314	Bolts
4	8T-4121	Hard Washers
1	8T-4137	Bolt
4	8T-4178	Bolts

The parts that are listed in Table 1 were removed from the 269-9199 Power Train Oil Lines Gp.

Table 2

Parts that are Added to the 269-9199 Power Train Oil Lines Gp
Qty	Part Number	Description
1	6V-1867	Clip
1	6V-1868	Clip
1	6V-1869	Grommet
4	7X-0318	Bolts
1	8T-4136	Bolt

The parts that are listed in Table 2 were added to the 269-9199 Power Train Oil Lines Gp .

All of the new parts are adaptable back to the beginning of production of the listed machines. The new parts became effective in production with the machineBZZ128-UP and RLB320-UP.

Use the following procedure in order to update earlier machines with the new parts.

Table 3

Parts Needed to Update the 269-9199 Power Train Oil Lines Gp .
Item	Qty	Part Number	Description
1	1	1P-3704	Rectangular Seal
2	4	1P-4578	Half Flanges
3	1	3D-2824	O-Ring Seal
4	2	4J-0522	O-Ring Seals
5	1	6V-1867	Clip
6	1	6V-1868	Clip
7	1	6V-1869	Grommet
8	1	6V-9007	Elbow
9	2	6V-9746	O-Ring Seal
10	2	7K-1181	Cable Straps
11	4	7X-0318	Bolts
12	4	8T-4121	Hard Washers
13	1	8T-4136	Bolt
14	4	8T-4186	Bolts
15	4	8T-5360	Washers
16	1	200-6345	Mount
17	1	316-8153	Hose As
18	1	316-8154	Hose As

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Personal injury or death can result from machine movement. Place blocks in front of and behind the wheels to make sure the machine does not move while the parking brakes are disengaged.

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NOTICE
Care must be taken to ensure that fluids are contained during performance of inspection, maintenance, testing, adjusting and repair of the product. Be prepared to collect the fluid with suitable containers before opening any compartment or disassembling any component containing fluids. Refer to Special Publication, NENG2500, "AVSpare Dealer Service Tool Catalog" for tools and supplies suitable to collect and contain fluids on AVSpare products. Dispose of all fluids according to local regulations and mandates.

1. Move the machine to a smooth horizontal location. Move away from any machines that are working and any personnel.

2. Move the transmission control to the PARK position. Fully raise the dump body of the truck.

3. Activate the parking brakes. Stop the engine.

4. Permit only one operator on the machine. Either keep other personnel away from the machine, or keep other personnel in the sight of the operator.

5. Place blocks in front of the wheels and behind the wheels.

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Illustration 1	g01421763

6. Install the retaining pins for the dump body.

7. Make sure that the transmission rotary selector spool is in the PARK position.

8. Make sure that all oil pressure is released before any fittings, hoses or components are worked on.

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Illustration 2	g01424003

9. Remove 307-9339 Hose As (A) and 6V-2235 Clip (B) .

10. Remove 307-9340 Tube As (C).

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Illustration 3	g01424004

11. Remove 307-9338 Hose As (D) and the 6V-9746 O-Ring Seal from the lockup clutch and solenoid valve. Discard the O-ring seal.

    Remove the 153-6237 Elbow As (E), the 6G-2168 Block and the 1P-3704 Rectangular Seal. Discard the rectangular seal, elbow assembly (E) and hose assembly (D). Save the 6G-2168 Block .

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Illustration 4	g01424007

12. Rotate test port (F) upward in order to be accessed through the access hole on the top of 238-1034 Guard (G) .

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Illustration 5	g01424020

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Illustration 6	g01424072

13. Install two O-ring seals (4) to hose (17) .

    By using four bolts (14), four washers (12) and two half flanges (2) attach one end of hose (17) to the filter.

    Install O-ring seal (3) and one O-ring seal (9) to elbow (8). Install the assembly to the 6G-2168 Block that was removed in Step 11. Install rectangular seal (1) to the block.

    By using the four bolts (11), four washers (15) and two half flanges (2), install the 6G-2168 Block and the other end of the hose to the transmission case.

14. By using bolt (13), attach clip (5), clip (6) and grommet (7) to the boss on the frame.

15. Install one O-ring seal (9) to the lockup clutch and solenoid valve. Attach one end of hose (18) to elbow (8). Attach the second end of hose (18) to the lockup clutch and solenoid valve.

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Illustration 7	g01424092

16. By using two tie straps (10), install mount (16) to the wiring harness.