- Load Haul Dump:
- R1700G (S/N: SBR1-UP)
Description of Change: A new main power relay and starter relay are now used in the electrical and starting system.
Adaptable To: The new 254-3783 Magnetic Switch is adaptable to R1700G (S/N: SBR1-561).
The new 254-3783 Magnetic Switch is effective in production with R1700G (S/N: SBR562-UP).
Former Part Number     | Description     | Replacement Part Number     |
241-8368     | Magnetic Switch     | 254-3783     |
Procedure to Install the New Main Power Relay and Starter Relay
Required Parts     | ||
Qty     | Part Number     | Description     |
2     | 254-3783     | Magnetic Switch     |
2     | 1DE4128 (316-2969)     | Suppressor Harness     |
1     | 124-2716     | Spacer     |
2     | 116-0118     | Clip     |
1     | 130-5300     | Clip     |
1     | 5S-7349     | Bolt     |
1     | 8T-9367     | Bolt     |
1     | 8T-4138     | Bolt     |
2     | 5P-4115     | Hard Washer     |
1     | 1DE0064 (163-5807)     | Cable Strap     |
Main Power Relay Installation
- Turn the disconnect switch and the key start switch to the OFF position.
- Remove cover (1) .
Illustration 1 | g01414645 |
- Remove and discard magnetic switch (2) .
Illustration 2 | g01414168 |
(2) 241-8368 Magnetic Switch |
Illustration 3 | g01414646 |
(2) 241-8368 Magnetic Switch |
- Reposition clip (6) through 180 degrees to the other side of bolt (5) .
- Reposition harness connector (4) to clip (3) .
- Remove and discard spacer (7), bolt (8) and clip (9) .
- Install magnetic switch (10) .
Illustration 4 | g01414648 |
(10) 254-3783 Magnetic Switch (11) 5S-7349 Bolt |
- Install bolt (11) .
- Install two clips (12), spacer (13), bolt (14) and washer (15) .
Illustration 5 | g01414665 |
(10) 254-3783 Magnetic Switch (12) 130-5300 Clip (13) 124-2716 Spacer (14) 8T-9367 Bolt (15) 5P-4115 Hard Washer (16) 1DE4128 Suppressor Harness (17) 1DE0064 Cable Strap |
- Connect suppressor harness (16) between magnetic switch (10) and existing harness.
- Install two cable straps (17) .
Starter Relay Installation
- The disconnect switch and the key start switch remain in the OFF position.
- Remove and discard magnetic switch (1) .
Illustration 6 | g01416032 |
Rear view of engine (1) 241-8368 Magnetic Switch |
- Remove contact 1 wire T946-PU from harness receptacle (2) .
Illustration 7 | g01416039 |
Part of 9EQ7856 Engine Harness (2) Harness Receptacle |
Illustration 8 | g01416034 |
(2) Harness Receptacle (3) 254-3783 Magnetic Switch (4) 116-0118 Clip |
- Remove contact 2 wire 306-GR from harness receptacle (2) .
- Install wire 306-GR into contact 1 of harness receptacle (2) .
- Install wire T946-PU into contact 2 of harness receptacle (2) .
- Install 254-3783 Magnetic Switch (3) and 116-0118 Clip (4) .
- Connect suppressor harness (5) between magnetic switch (3) and the existing harness.
Illustration 9 | g01416056 |
(3) 254-3783 Magnetic Switch (4) 116-0118 Clip (5) 1DE4128 Suppressor Harness (6) 1DE0064 Cable Strap |
- Install suppressor harness (5) to clip (4) .
- Install two cable straps (6) .