Disassembly, Reassembly And Inspection Of Fuel Injection Pump - Yanmar 4LHA-HTP Operation Manual

Chapter 3 Fuel Injection Equipment

3. Disassembly, Reassembly and Inspection of Fuel Injection Pump

3. Disassembly, Reassembly and Inspection of
Fuel Injection Pump
2. Delivery valve holder
3. O-ring
4. Delivery valve stopper
5. Delivery valve spring
6. Delivery valve assembly
7. Delivery valve
8. Delivery valve seat
9. Packing
10. Plunger assembly
11. Plunger barrel
1. Fuel injection pump body 12. Plunger
13. Protector
14. Fuel injection pump camshaft
15. Bearing
16. Bearing
17. Bearing holder
18. Oil seal
19. Adjusting shims
20. Tappet stopper
21. Tappet assembly
22. Pin
3-2-21
4LHA Series
23.
Roller guide
24.
Roller
25.
Bushing
26. Plunger spring seat B
27. Plunger spring
28. Plunger spring seat A
Control sleeve
29.
Control rack
30.
Aux. spring
31.
Adjusting shims
32.
Pump bottom cover
33.