- Engine:
- 3512C (S/N: WF31-UP; WF51-UP)
- Petroleum Engine:
- 3512C (S/N: R1A1-UP; R1S1-UP)
- Pumper:
- SPF343C (S/N: RTX1-UP)
Description of Change: The new tube assembly provides more resistance to fatigue and a longer service life.
Adaptable To: The new 469-8876 Bracket As (Tube As) is a direct replacement for the former 436-0502 Tube As .
The new tube assembly is adaptable to the above engines back to first production.
The required parts for installation are listed in Table 1.
| Part Number | Description | Qty |
|---|---|---|
| 0S-1590 | Bolt | 4 |
| 5M-2894 | Hard Washer | 4 |
| 425-3549 | Gasket | 2 |
| 469-8876 | Bracket As | 1 |
| 469-8878 | Flange | 1 |
| Effective Serial Numbers |
|---|
| S/N:R1A01900-UP |
| S/N:R1S01406-UP |
| S/N:WF300199-UP |
| S/N:WF500373-UP |
| S/N:RTX00838-UP |
Rework Procedure
- Remove tube assembly (2) from bracket (1) and fuel cooler core (5) .
Note: Set aside bolts (3) and washers (4) for reuse.
 | |
| Illustration 1 | g03834510 |
(1) 397-8632 Bracket (2) 436-0502 Tube As (3) 2A-4639 Bolt (4) 9X-6458 Hard Washer (5) 293-8396 Fuel Cooler Core | |
- Attach bracket assembly (10) and flange (9) to fuel cooler core (5) with two gaskets (6), four bolts (7), and four washers (8) .
Torque bolts ... 47 ± 9 N·m (35 ± 7 lb ft)
 | |
| Illustration 2 | g03834502 |
(5) 293-8396 Fuel Cooler Core (6) 425-3549 Gasket (7) 0S-1590 Bolt (8) 5M-2894 Hard Washer (9) 469-8878 Flange (10) 469-8876 Bracket As | |
- Attach flange (9) to bracket (1) with two bolts (3) and two washers (4) .
Torque bolts ... 47 ± 9 N·m (35 ± 7 lb ft)
 | |
| Illustration 3 | g03834518 |