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Home›Repair guides›PRIMER PUMP

Allis Chalmers — PRIMER PUMP

For these Allis Chalmers models: 6138, 670T-1400 to 2400 rpm, Model 6701-1400 to 2400 rpm, Generator Drive-670T-1500 & 1800 rpm, 685, SERIES 433 & 649, SERIES 6138, SERIES 670, SERIES 685.

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Procedure

  1. 1. Drip manifold 5. Injection lines 9. Filter/water separator 13. Fuel return line
  2. 2. Nozzle holder assembly 6. Vent cock 10. Drain cock-filter "14. Fuel supply Tine:
  3. 3. Fuel return line 7. Hand primer pump 11. Electric fuel pump 15. Primary FilterMS.
  4. 4. Fuel injection pump 8. Vent 12. Drain cock-tank 16. Secondary filter

Source: manual:Allis_Chalmers_Series_433-649-670-685-6138_Manual-2.pdf. Figures and steps are as documented; always cross-check against the official manual and any later revisions for your exact serial number before servicing.