- Underground Articulated Truck:
- AD40 Series II (S/N: 1YZ)
- AD45 (S/N: BKZ1-UP)
- AE40 Series II (S/N: BLW1-UP; 1ZZ)
A new parking brake switch is available. The new parking brake switch includes sealed contacts. The new parking brake switch is available in both Push-to-Engage application and Pull-to-Engage application. The new parking brake switch is adaptable to early Series II S/N:AD/AE40-129 and Up
, AE40 Series II (S/N: BLW1-UP) and AD45 (S/N: BKZ1-UP).
| Parts that are Required in Order to Install the New Parking Brake Switch | |||
| Item | Qty | Part Number | Description |
| 2 | 7X-2501 | Bolt | |
| 2 | 8T-4205 | Hard Washer | |
| 2 | 6V-8185 | Nut | |
| 2 | 1DE3430 | Cap | |
| 4 | 186-3735 | Connector Pin | |
| 5 | 1 | 102-8805 | Receptacle Kit |
| 7 | 1 | 1DE3452 | Control Unit |
| 8 | 1 | 1DE3451 | Harness As |
| 9 | 1 | 1DE3427 | Decal |
| 10 | 1 | 1DE3268 | Switch Gp |
| 13 | 1 | 1DE3437 | Harness As (1) |
| 14 | 1 | 1DE3426 | Decal (1) |
| ( 1 ) | Use only for a Push-to-Engage application |
| ( 1 ) | Use only for a Push-to-Engage application |
| Required Tools | |
|---|---|
| 1U-5804 | Crimp Tool |
- Turn the battery disconnect switch to the OFF position.
- Remove cover (2) .
 | |
| Illustration 1 | g00995546 |
(1) Parking brake switch (2) Cover | |
- Disconnect the cables from parking brake switch (1) .
- Remove former parking brake switch (1). Discard former parking brake switch (1) .
- Cut all eyelets (3) from the parking brake switch cables. Discard the loops cut from the EL354 cable.
 | |
| Illustration 2 | g00995549 |
View of the main cab wiring harness (3) Eyelet (4) Main cab wiring harness | |
- Using a 1U-5804 Crimp Tool install four 186-3735 Connector Pins to the four cables.
 | |
| Illustration 3 | g00995552 |
View of the main cab wiring harness (4) Main cab wiring harness (5) 102-8805 Receptacle Kit | |
- Install 102-8805 Receptacle Kit (5). Refer to Table 3 for the correct wiring code.
Show/hide table
Table 3 Pin Number Circuit Identification Color 1 EL354 YL 2 EL336 PK 3 EL332 BR 4 EL110 OR 5 - - 6 - -
- Drill two 8 mm (0.31 inch) through the side console in the position shown in Illustration 4.
 | |
| Illustration 4 | g00995557 |
Mounting position for the 1DE3452 Control Unit (A) 50 mm (1.96 inch) (B) 24 mm (0.94 inch) (C) 102 mm (4.01 inch) (6) Hoist/Eject control mounting plate (7) 1DE3452 Control Unit (8) 1DE3451 Harness As | |
- Install 1DE3452 Control Unit (7) using two 7X-2501 Bolts, two 8T-4205 Hard Washers and two 6V-8185 Nuts. Install two 1DE3430 Caps over the heads of the two bolts.
- Install new 1DE3268 Switch Gp (10) to the dash panel.
 | |
| Illustration 5 | g00995565 |
View of the cable connections for the Pull-to-Engage application (7) 1DE3452 Control Unit (8) 1DE3451 Harness As (9) 1DE3427 Decal (10) 1DE3268 Switch Gp (11) Ground connection (12) Original wiring harness | |
- Connect 1DE3451 Harness As (8). Refer to Table 4.
Show/hide table
Table 4 Pull-to-Engage Application Cable Connections D Connects to the 1DE3452 Control Unit E Connects to the original wiring harness F Connects to a common ground
 | |
| Illustration 6 | g00995580 |
View of the cable connections for the Pull-to-Engage application (D) 12 pin plug (E) 6 pin plug (F) Ground cable (8) 1DE3451 Harness As (10) 1DE-3268 Switch Gp | |
- Install the cover removed in Step 2.
- Test the operation of the parking brake.
- Install 1DE3437 Harness As (13) .
 | |
| Illustration 7 | g00995581 |
View showing the additional wiring harness installed for a Push-to-Engage application (13) 1DE3437 Harness As (14) 1DE3426 Decal | |
Note: For a Push-to-Engage application perfom the following additional steps:
- Install 1DE3426 Decal (14) .
- Test the operation of the parking brake.