Group
]
�
Oil
.ff
.§
t-,.
e
u
...
�
.9
·c
.c
.3
Item
Thrust journal width
..
in boss
Fit of shaft in holes
in crankcase
Gear backlash
Running clearance between
inner and outer rotors
Sliding clearance between
outer rotor and cover
Clearance between outer
rotor and body
I:
;:I
Outside diameter
::a
of rotor shaft
0
Fit of rotor
shaft in body
Pressure that makes relief
valve open
Nominal
dimension
26 (1.024
)
30 (1.181
)
24 (0.9449)
40.5 (1.5945
)
13 (0.5118)
3.0 kg/cm
l
(42. 7 psi)
Assembly standard
[Standard clearance)
0.05 -0.15 ]
I (Q0020 -o.0059)
0.09T-0.045T
l(0.0035T-0.0018T) I
0.05 -0.20
(0.0020 -0.0079
)
I 0.013 -0.o15 ·]
(0.00051 -0.00059)
I
0.04 -0.09 I
(0.0016 -0.0035
)
I 0.20 -0.275 l
(0.0079 -0.01083)
0
0
-0.15 (-0.0059
)
0.032 -0.074
lco.00126 -o.0029nl
±0.2 kg/cm
2
(± 2.84 psi)
Repair limit
[ Clearance)
[ 0.35 ]
(0.0138)
0.25
(0.0098)
l o.15 I
(0.0059
)
Unit· mm (in)
Service limit
[ Clearance]
Remedy
Remarks
Replace thrust plate.
Replace gear.
I o
.25 I
(0.0098)
Reface case cover or case.
[ 0.50 ]
(0.020)
[ 0.15 ]
(0.0059)
Replace pump case.
Oil pressure varies
0.15 kg/cm
2
(2.13 psi) per
l mm (0.04 in.
)
shim
