Injection Pump
Repair / Disassembly and reassembly
A5.05. 07.02.01.02
M20
en / 31.05.2010 IB026455 3/3
07
2.2 Replace the O-rings on the lower spring plate (Fig. 3/22) and the connections for the fuel
manifold and collector (24).
2.3 Place the injection pump above the fastening screws.
2.4 Lubricate threads and contact surfaces of nuts (Fig. 2/14) with Molykote paste
“G-Rapid Plus” and pull the injection pump into place by tightening the nuts uniformly.
2.5 Tighten nuts (14) with a torque of
M = 50 Nm.
2.6 Connect lube oil lines (Fig. 1/1) to the
injection pump and screw on holder for
stop cylinder (3).
2.7 Link regulating shaft with control rack (2)
of the injection pump. Observe clearance “
of 0.5 mm between articulated lever(25)
and control rack (2) and ensure freedom of
motion of the accelerator control linkage.
2.8 Slide transverse pressure piece of the
injection pressure line with cover (Fig. 4/
12) in reverse disassembly direction into
cylinder cover and injection pump. First
tighten the thrust screw (11a) and then
thrust screw (11b) with a torque of
M = 85 Nm.
Slide sleeve (13) to the right into injection
pump.
2.9 Mount the fuel manifold and collector
(07.15.01.nn).
2.10 Vent fuel system with backing pump.
WARNING
Caution! Spring tension of the injection pump drive interacts with the injection pump.
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