New Ejector Cylinder Group is Now Used on Certain 631G and 637G Wheel Tractor-Scrapers {5305}
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2014/10/16
[SEPD1871]
HYDRAULIC SYSTEM
CYLINDER GP
2014/10/16
New Ejector Cylinder Group is Now Used on Certain 631G and 637G Wheel Tractor-Scrapers {5305}
- Wheel Tractor-Scraper:
- 631G (S/N: DFA1-UP; AWK1-UP; DEM1-UP; CLR1-UP; CMT1-UP; AXZ1-UP)
- 637G (S/N: AWE1-UP; CEH1-UP; CEJ1-UP; DFJ1-UP; CEM1-UP; AYN1-UP; AXT1-UP; DEX1-UP; DEY1-UP)
Description of Change: New ejector cylinder group is now used on the machines listed above. The new cylinder group with longer rod assembly will provide better clearance between the ejector and the fuel tank.
Adaptable To:
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 | |
| Illustration 1 | g03720376 |
New 454-7490 Ejector Cylinder Gp (1) replaces the former 6E-0897 Ejector Cylinder Gp in the scraper arrangement.
New 454-7490 Ejector Cylinder Gp is adaptable to machines and effective in production with machines that are listed in Table 1.
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| Sales Model | Adaptable to Machines | Effective in Production with Machines |
| 631G | S/N:DFA1-523 | S/N:DFA524-UP |
| S/N:AWK1-UP | - | |
| S/N:DEM1-493 | S/N:DEM494-UP | |
| S/N:CMT1-UP | - | |
| S/N:AXZ1-UP | - | |
| S/N:CLR1-UP | - | |
| 637G | S/N:DFJ1-539 | S/N:DFJ540-UP |
| S/N:AWE1-UP | - | |
| S/N:CEH1-UP | - | |
| S/N:CEJ1-UP | - | |
| S/N:CEM1-UP | - | |
| S/N:AYN1-UP | - | |
| S/N:AXT1-UP | - | |
| S/N:DEX1-507 | S/N:DEX508-UP | |
| S/N:DEY1-240 | S/N:DEY241-UP |
Rework Procedure
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| Required Parts List | |||
| Item | Quantity | Part Number | Part Name |
| 1 | 1 | 454-7491 | Rod As |
- Remove 6E-0897 Ejector Cylinder Gp from the machine. Refer to Disassembly and Assembly, RENR8607, "Ejector Cylinder - Remove and Install".
- Remove current 4J-7417 Rod As from the ejector cylinder group. Discard the part.
- Install new 454-7491 Rod As (1) in the 6E-0897 Ejector Cylinder Gp .
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| Illustration 2 | g03720380 |
- Install 6E-0897 Ejector Cylinder Gp to the machine. Refer to Disassembly and Assembly, RENR8607, "Ejector Cylinder - Remove and Install".
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