Mitsubishi 4DQ50 Service Manual page 104

jRection Units Parts ,I(; Checkup Items Nominal
Sett ing
LJmi t of
Repai r
Rtandard
(Clearance
Bhaft and
Middle bracket outer 22¢
brackets
125 dian, inner d iam and
23¢
-tIl.B-HI.942
standard clearance
126 Diammeter
43¢
Canmutator
127 EcceD tr ici ty (Runout)
less t baa 0.05 0.3
12B Mica height 0.5- O.B
0.2
129
Brushes
Height 16
130 StreDgth of springs
1.0 kg
±15%
E
"
Gap between pinion
...
. .
......
131
stopper -and pinion,
0.3 -1.5 » >-
when pushed ahead by
. .
N
...
lever
.!!
......
Pinion
..
..
Switch-on voltage with
...
132
6.5-10V
"
"
pin ion locked
. .
..
~
. .
<II
133 Axial gap to r iDg gear
3
±
1
..
cr.
Terminal Current
V-ol tage
13
4
Per formance
Non-load
below
runniag speed 11.3V
BOA
Load
10 V 200A
d1z !Cteris tics
Binding
6.5V
above
torque
SOOA
Proat metal inner
di_ shaft diam
+0.030
anel s t 3Ilelard
12.2[,6
(0.2)
clearance
-+0.076
I - -
Bear metal iUDer
>-
Shaft and
diam shaft diam
14.2[,6
+0.050
Brackets
and s t anelard
-+0.09B
(0.2)
"'¢
clearaace
N
Center metal iUDer
. .
diam shaft diam
20.3[,6
+0.220
(0.5)
..
..
and staadard
-+0.353
. .
clearance
<II
..
C7J
Diameter
43[,6
Coamutator
Brushes
Height 19
Strength of spring
2 kg
±1S%
Pinion
Gap between pin iOD
stopper and pinion 0.5-2.0
Axial gap to ring gear 3 ±1
- 96-