794 AC Off-Highway Truck Field Assembly Caterpillar

Parts and Specification Information

Illustration 1	g03849579

No new parts are required for this procedure. The brake lines are already installed on the machine, but require routing and connecting.

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Climbing equipment may be required to access this service point. Refer to the Operation and Maintenance Manual, "Mounting and Dismounting" topic for safety information.

Installation Procedure

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Illustration 2	g03849574
A view of the font axle brake lines

1. Connect 442-3361 Hose As (A) to the front face of 442-3364 Manifold (B).

2. Connect 442-3450 Hose As (C) to the top of manifold (B).

3. Connect 442-3379 Hose As (D) to the front face of 442-3365 Manifold (E).
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   Illustration 3	g03861144
   A view of the platform brake line connections

4. Connect 450-1738 Hose As (F) to the "Rear Service R1" connection on the platform manifold.

5. Connect 450-1738 Hose As (G) to the "Rear Park R2" connection on the platform manifold.

6. Connect 450-1735 Hose As (H) to the "Brake Accu Drain (BAD) R6" connection on the platform manifold.

7. Connect 462-5131 Hose As (J) to the "Brake Return (BR) R7" connection on the platform manifold.

8. Connect 450-1737 Hose As (K) to the "Brake Supply (P) R9" connection on the platform manifold.

9. Connect 450-1739 Hose As (L) to the "Front Service R10" connection on the platform manifold.

10. Connect 464-1035 Hose As (M) to the "Front Accu (FBA) R11" connection on the platform manifold.

11. Connect 450-1740 Hose As (N) to the "Front Park R12" connection on the platform manifold.
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    Illustration 4	g03861220
    A close up view of the front axle brake line connections

12. Connect 450-1739 Hose As (P) to the front axle.

13. Connect 450-1740 Hose As (R) to the front axle.
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    Illustration 5	g03861314
    A view of the rear axle brake line connections

14. Connect 442-3463 Hose As (T) to the 442-3432 Tube As.

15. Connect 442-3462 Hose As (U) to the 442-3428 Tube As.

16. Connect 442-3461 Hose As (V) to the 442-3434 Manifold.
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    Illustration 6	g03861593
    A view of the rear axle brake connections

17. Connect 450-1738 Hose As (V) to the 205-0560 Slack Adjuster Gp.

18. Connect 450-1738 Hose As (W) to the 5T-7484 Junction Block.

19. Connect 442-3429 Hose As (X) to the 343-1922 Rear Axle Lubrication Pump and Motor Gp.

20. Connect 442-3429 Hose As (Y) to the 343-1922 Rear Axle Lubrication Pump and Motor Gp.

21. Connect 442-3427 Hose As (Z) to the rear axle.