- Engine:
- G3516H (S/N: GLM1-UP; GLN1-UP)
- G3520H (S/N: GFP1-UP; GFR1-UP)
Introduction
This Special Instruction provides the procedure in order to install the prelubrication oil pump group for the above G3500 Engines.
Required Parts
| Part Number | Description | Qty |
|---|---|---|
| 2B-0941 | Spacer | 4 |
| 6V-8801 | Nut | 4 |
| 8T-4896 | Hard Washer | 8 |
| 8T-9101 | Bolt | 4 |
| 8T-9377 | Bolt | 4 |
| 308-3015 | Hose As | 1 |
| 419-0732 | Hose As | 1 |
| 456-4876 | Prelubrication Oil Pump Gp | 1 |
Rework Procedure
Engines with the 365-5509 Base As and the 373-1502 Base As
- Drain the oil from the prelube system into a suitable container for reuse or disposal.
- Remove the 348-8398 Prelubrication Oil Pump Gp .
- Make a paper template of the 456-4876 Prelubrication Oil Pump Gp bolt pattern.
 | |
| Illustration 1 | g03839105 |
(A) Reference hole (B) 127 mm (5 inch) (C) 139.7 mm (5.5 inch) (D) 11.11250 mm (0.4375 inch) | |
- Use reference hole (A) and mark the other three holes on the rail per the paper template.
- Drill three 11.11250 mm (0.4375 inch) diameter holes into the rail.
- Attach pump (1) to the rail with four spacers (2), four bolts (3), eight washers (4), and four nuts (5) .
 | |
| Illustration 2 | g03839062 |
(1) 456-4876 Prelubrication Oil Pump Gp (2) 2B-0941 Spacer (3) 8T-9101 Bolt (4) 8T-4896 Hard Washer (5) 6V-8801 Nut | |
- Attach hose (6) to the top port of pump (1) and the oil pan.
 | |
| Illustration 3 | g03839148 |
(1) 456-4876 Prelubrication Oil Pump Gp (6) 419-0732 Hose As (7) 308-3015 Hose As | |
- Attach hose (7) to the bottom port of pump (1) and the check valve.
Engines with the 423-4765 Engine and Generator Base As
- Drain the oil from the prelube system into a suitable container for reuse or disposal.
- Remove the 348-8398 Prelubrication Oil Pump Gp .
- Make a paper template of the 456-4876 Prelubrication Oil Pump Gp bolt pattern.
 | |
| Illustration 4 | g03839158 |
(A) Reference hole (B) 127 mm (5 inch) (C) 139.7 mm (5.5 inch) (D) 11.11250 mm (0.4375 inch) | |
- Use reference hole (A) and mark the other three holes on the rail per the paper template.
- Drill three 11.11250 mm (0.4375 inch) diameter holes into the rail.
- Attach pump (1) to the rail with four spacers (2), four bolts (8), eight washers (4), and four nuts (5) .
 | |
| Illustration 5 | g03839057 |
(1) 456-4876 Prelubrication Oil Pump Gp (2) 2B-0941 Spacer (4) 8T-4896 Hard Washer (5) 6V-8801 Nut (8) 8T-9377 Bolt (9) 397-7271 Hose As (10) 397-7272 Hose As | |
- Attach the original hose (9) to the top port of pump (1) .
- Attach the original hose (10) to the bottom port of pump (1) .
Engines with the 377-4061 Base As
- Drain the oil from the prelube system into a suitable container for reuse or disposal.
- Remove the 348-8398 Prelubrication Oil Pump Gp .
- Make a paper template of the 456-4876 Prelubrication Oil Pump Gp bolt pattern.
| | |
| Illustration 6 | g03839105 |
(A) Reference hole (B) 127 mm (5 inch) (C) 139.7 mm (5.5 inch) (D) 11.11250 mm (0.4375 inch) | |
- Use reference hole (A) and mark the other three holes on the rail per the paper template.
- Drill three 11.11250 mm (0.4375 inch) diameter holes into the rail.
- Attach pump (1) to the rail with four spacers (2), four bolts (3), eight washers (4), and four nuts (5) .
| | |
| Illustration 7 | g03839062 |
(1) 456-4876 Prelubrication Oil Pump Gp (2) 2B-0941 Spacer (3) 8T-9101 Bolt (4) 8T-4896 Hard Washer (5) 6V-8801 Nut | |
- Attach the original hose (9) to the top port of pump (1) .
 | |
| Illustration 8 | g03839073 |
(1) 456-4876 Prelubrication Oil Pump Gp (9) 397-7271 Hose As (10) 397-7272 Hose As | |
- Attach the original hose (10) to the bottom port of pump (1) .
Engines with the 391-5628 Engine and Generator Base As
- Drain the oil from the prelube system into a suitable container for reuse or disposal.
- Remove the 348-8398 Prelubrication Oil Pump Gp .
- Make a paper template of the 456-4876 Prelubrication Oil Pump Gp bolt pattern.
 | |
| Illustration 9 | g03839325 |
- Use reference hole (A) and mark the other three holes on the rail per the paper template.
- Drill three 11.11250 mm (0.4375 inch) diameter holes into the rail.
- Attach pump (1) to the rail with four spacers (2), four bolts (3), eight washers (4), and four nuts (5) .
 | |
| Illustration 10 | g03839319 |
(1) 456-4876 Prelubrication Oil Pump Gp (2) 2B-0941 Spacer (3) 8T-9101 Bolt (4) 8T-4896 Hard Washer (5) 6V-8801 Nut | |
- Attach hose (6) to the top port of pump (1) and the oil pan.
 | |
| Illustration 11 | g03839321 |
(1) 456-4876 Prelubrication Oil Pump Gp (6) 419-0732 Hose As (7) 308-3015 Hose As | |
- Attach hose (7) to the bottom port of pump (1) and the check valve.