- Engine:
- G3612 (S/N: 1YG)
- G3616 (S/N: 4CG)
Description of Change: A new Two-Stage Choke Assembly Linkage is released. The linkage changes the rotational direction of the choke plate. A laser hardened shaft and a steel housing insert have been added to the assembly in order to provide resistance to axial loading on the shaft.
Adaptable To: The new parts are within the 131-0526 Air Lines Group and the 131-0527 Air Lines Group. Refer to the graphics below for the placement of the parts.
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| Illustration 1 | g00748395 |
(1) 172-8130 Housing, (2) 165-8510 Shaft, (3) 166-0642 Bracket Assembly, and (4) 171-4690 Shaft. | |
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| Illustration 2 | g00748455 |
(1) 172-8130 Housing, (3) 166-0642 Bracket Assembly, and (4) 171-4690 Shaft. | |
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| Illustration 3 | g00748453 |
(2) 165-8510 Shaft (5) 172-8132 Insert Assembly (6) 155-6583 Thrust Washer | |
Refer to the following table for the new part numbers.
| New Part Number | Cancelled Part Number | Description of Part |
|---|---|---|
| 165-8510 | 134-9441 | Shaft |
| 166-0642 | 159-1570 | Bracket Assembly |
| 171-4690 | 101-0129 | Shaft |
| 172-8130 | 6I-0733 | Housing |
| 172-8132 (1) | Insert Assembly | |
| 155-6583 | 6I-1644 | Thrust Washer |
| ( 1 ) | The 172-8132 Insert Assembly can only be used with the 172-8130 Housing . |