Usage:
793 (3SJ),
793B (1HL) Off-Highway Trucks
Description of Change: Modification of engine shut down harness improves engine removal and installation.
Illustration 1. View of 115-6478 Wiring Group.
Adaptable To: The 115-6478 Wiring Group (not serviced), with the engine shut down harness change, was effective with 793B (1HL465). This change is adaptable to all earlier machines.
Illustration 2. View of 132-1256 Support Assembly. (A) 74 ± 5 mm (2.91 ± .20 in) (B) 175 ± 2 mm (6.889 ± .08 in)
Modification Of Engine Shut Down Harness
1. Weld 8G-0452 Lug using a 3.0 mm (.118 in) fillet weld and the dimensions in Illustration 2.
2. Cut the three wire 7I-4822 Engine Shut Down Harness (1) approximately 305 ± 51 mm (12.00 ± 2.00 in) from 7X-7963 Boss (not serviced) located directly in front of left front engine mount.
3. Install (3 pin) 102-8808 Connector Kit to the cut ends of 7I-4822 Engine Shut Down Harness (1).
4. Connect the harness.
5. Clip the harness to the front engine mount with 115-3069 Clip Assembly (2) with one 5S-7379 Bolt (2), one existing 8T-4121 Washer (2), and one 3S-2093 Cable Strap (2) (existing hardware).