Service manual
SERVICE
DATA
I
TOLERANCES
AND
LIMITS
CYLINDER
BLOCK,
PISTON
AND
PISTON
PIN
Piston Diameter (Diameter measured at
9(f
to
pin
bore
axis and
23m
(0.91
in)
up
from bottom)
Piston
and
Liner
Clearance
Ring
Groove
Width
Top
Second
Oil
Piston
Ring
Thickness
Top
Second
Oil
Clearance Between Piston Ring & Ring Groove
Top
Second
Oil
Limit
Piston
Ring
End
gap
Top
Second
Oil
Limit
Piston Pin
Diameter
Piston
Pin Hole Bore
OIL
PUMP
Oil Pressure
Outer
Rotor
and
Body Clearance Standard
Limit
Clearance Between Lobes Standard
Limit
Rotor
End
Float Standard
Limit
Pump
Shaft
and
Body Clearance Standard
Limit
Free Length
of
Plunger Spring Limit
OIL
PUMP
Oil Filter Relief Valve Opens
at
Oil Capacity
of
the Oil
Pan
Classification
STARTER
MOTOR
Depth
of
Brush
Under
Cut
Standard
Limit
Height
of
Brush
Standard
Limit
Spring
Pressure
Commutator
O. D. Standard
Limit
Pinion
Shaft
End
Play
20
KW
60Hz
Generator/16KW
50
Hz
Generator
71
B-FOUR
71
C-FOUR
mm
(in)
88.872 - 88.898( 3.499 - 3.5(0)
0.044 - 0.070 (0.0017 - 0.(028)
2.433 - 2.543 (0.096 - 0.1(0)
2.423 - 2.443 (0.095 - 0.096)
4.793 - 4.813 (0.1887 - 0.1895)
2.363 - 2.383 (0.093 - 0.094)
2.363 - 2.383 (0.093 - 0.094)
4.743 - 4.763 (0.187 - 0.188)
0.05
- 0.18 (0.002 -
0.(07)
0.04 - 0.08 (0.002 - 0.(03)
0.03
- 0.07 (0.001 -
0.(03)
0.3 (0.012)
0.350.55
(0.014 - 0.022)
0.350.55
(0.014 - 0.022)
0.350.55
(0.014 - 0.022)
1.5 (0.059)
27.994 - 28.000 (1.1021 - 1.1024)
27.996 - 28.008 (1.1022 - 1.1027)
mm
(in)
88.880 ± 0.013 (3.4989 ± 0.(005)
0.054
- 0.080 (0.0021 - 0.(031)
2.433 - 2.543 (0.096 -
0.1(0)
2.423 - 2.443 (0.095 - 0.096)
4.793 - 4.813 (0.1887 - 0.1895)
2.363 - 2.383 (0.093 - 0.094)
2.363 - 2.383 (0.093 - 0.094)
4.743 - 4.763 (0.187 - 0.188)
0.05
- 0.18 (0.002 -
0.(07)
0.04 - 0.08 (0.002 -
0.(03)
0.03 - 0.07 (0.001 -
0.(03)
0.3 (0.012)
0.350.55
(0.014 - 0.022)
0.350.55
(0.014 - 0.022)
0.350.55
(0.014 - 0.022)
1.5 (0.059)
27.994 - 28.000 (1.1021 - 1.1024)
27.996 - 28.008 (1.1022 - 1.1027)
more than 3.8
Kg/cm2
(54Ib/in
2
) at 3600
rpm
0.14 - 0.25 (0.006 - 0.010) 0.14 - 0.25 (0.006 - 0.010)
0.3 (0.012) 0.3 (0.012)
0.04
- 0.15 (0.002 - 0.006) 0.04 - 0.15 (0.002 - 0.006)
0.250(0.01)
0.250(0.01)
0.04 - 0.10 (0.002 -
0.(04)
0.15 - (0.006)
0.06
- 0.15 (0.002 - 0.006)
0.1
- (0.004)
40
(1.61)
0.8 - 1.2
Kg/cm2
(11
- 17lb/in2)
6.0 liters (6.3 US quarts)
API,
CF,
or CG-4
27
0
c (80
0
t), or over SAE 30
-1
-
27°
c
(30
-
80
° t),
SAE
20W-20
-18
-
_1°
c
(0
-
30°
t)
SAE
lOW
mm
(in)
0.5 (0.019)
0.2 (0.008)
17 (0.669)
6 (0.236)
3
Kg/cm2
(43 Ib/in
2
)
38.7 (1.523)
-1.0 (-0.039)
0.5 (0.014)
Engines & Generators
66
0.04 - 0.10 (0.002 - 0.(04)
0.15
- (0.006)
0.06
- 0.15 (0.002 -
0.(06)
0.1 - (0.004)
40
(1.61)
0.8 - 1.2 Kg/cm2
(11
- 17Ib/in2)
6.0 liters (6.3 US quarts)
API,
CF,
or CG-4
27°c (80
0
f),
or
over SAE 30
-1
-
27°
c
(30
-
80
° t),
SAE
20W-20
-18
-
_1°
c
(0
-
300
t)
SAE
lOW
mm
(in)
0.5 (0.019)
0.2 (0.008)
17 (0.669)
6 (0.236)
3 Kg/cm2 (43 Ib/in
2
)
38.7 (1.523)
-1.0 (-0.039)
0.5 (0.014)