Chapter 3 Fuel Injection Equipment
3. Disassembly, Reassembly and Inspection of Fuel Injection Pump
4LHA Series
(12)
Remove
the control rack.
(15)
Push
up the lower
part
of plunger barrel
from
the
bottom
of the pump, and take out the plunger
barrel
from
the top of pump.
NOTE: Be careful not to lose the spring and seats
attached to the control rack.
(13)
Remove
the delivery valve holder.
NOTE: Keep each plunger barrel and plunger taken
out before as a set.
(14)
Remove
the delivery valve
assembly.
NOTE: 1. Be careful not to lose the delivery valve
packing, delivery valve spring, delivery
valve stopper and other small parts.
2. Keep the delivery valve assemblies for
each cylinder clearly separate.
3-2-25
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