Specifications

4M41 ENGINE -
Injection Nozzle
Adjusting 1st valve opening pressure
Checking full lift of needle valve
Checking prelift
Adjusting 2nd valve opening pressure
Checking nozzle tip and needle valve
11B-15-5
INJECTION NOZZLE ASSEMBLY ADJUSTMENT
While reassembling parts, adjust and check t he injection
nozzle assembly in the sequence shown below.
Caution
1. Before starting adjustments and checks, wash all
parts clean in clean kerosene (cleaning oil) to ensure
that they are entirely free of dirt and other foreign
matters.
2. Never touch the sliding contact surface of the needle
valve 13.
ADJUSTING 1ST VALVE OPENING PRESSURE
(1) Fit parts
12
through
24
to the nozzle holder
25
.
(2) Fit the lift piece
16
in the illustrated direction.
(3) Fit the special tool Gasket onto the nozzle tip
12
, then
secure the nozzle tip to the nozzle holder
25
with the
special tool Retaining Nut (for adjustment).
Turn the special tool Retaining Nut (for adjustment)
handtight, then tighten it to the specified torque (34
±
5 Nm).
PWEE9409-D
E
Feb. 2000Mitsubishi Motors Corporation Added
16
12
14
13
15
17
18
19
21
22
23
24
25
20
4ME0516
16
20
16
4ME0517
12
157892-3200
25
157892-5100
4ME0518