Mitsubishi S4S Service Manual page 27

MAINTENANCE STANDARDS
Unit: mrn [in.]
Nominal Assembly Standard
Repair Service
Group Inspeetion Point Limit Limit Remark
Value (Standard Clearance) (Clearance) (Clearance)
17.65 18.14 to 19.12
Make shirn adjustrnent.
DI (180)
(l85 to 195)
Pressure varies by I
Valve opening
[2560] [2632 to 2774]
(l0) [142] per 0.1 mrn
pressure
11.77 II.77to 12.75
[0.004 in.] thickness
MPa (kgf/cm') SC
(120) (l20 to 130)
ofshim.
[psi]
[1706]
[1707 to 1849]
Cl) Test by means of hand
a
N
N
DI
155°
tester, using diesel s
0
'fJ
I:::
fuel, at 20°C [68°P]. If
>-.
I:::
o:
.S
Spray cone
Q)
Ü
angle
discharge pattern is
&;
Cl) bad even after nozzle
ï?
.....
SC
0°
is washed in clean
diesel fuel, replace
nozzle tip.
Seat shall hold a test pressure
üil tightness of
2 MPa (20 kgf/cm") Wash or replace
needie valve seat [284 psi] lower than valve nozzle tip.
opening pressure for 10 seconds.
Diameter of
32 31.4
commutator [1.26] [1.24]
Runout of 0.03
0.\
commutator [0.0012]
[0.004]
Depth of
0.4 to 0.6
0.2 [0.008]
[0.016 to
commutator mold
0.024]
or less
Length
18 11
[0.71] [0.43]
~
Brush
Spring 30.4
19.6
a
""
force, to 38.2
(2.0)
2:l
N
N (kgf) (3.1 to
3.9)
'fJ
M
[4.4]
>-.
[Ibf] [6.8to 8.6]
'fJ
I
C;;
:>
Thrust clearance of 0.5
u
N
o
or more
OE
-
pinion shaft [0.020]
u
' - '
<1)
...
G:l
~
0.5 to 2.0
en Pinion clearance [0.020 to
0.079]
No-load characteristics Locked characteristics Magnetic switch
Voltage Current Speed Voltage Current
Torque
Switch-in
Nrn
(kgf-m)
V A
min:'
V A
[lbfft]
voltage V
130 3800 1120
31.36 (3.2)
11 3 [23.1] 8 or Iess
or less or more or less
or more
DI - Direct injection SC - Swirl chamber
2-7