Mitsubishi Grandis. Manual - part 986
POWER STEERING OIL PUMP ASSEMBLY
POWER STEERING
37-34
ASSEMBLY SERVICE POINTS
>>A<< O-RING INSTALLATION
>>B<< OIL SEAL INSTALLATION
Use following special tool to install the oil seal.
• MB990938: Bar (Snap-in type)
• MB991203: Oil Seal and Bearing Installer
>>C<< CAM RING INSTALLATION
CAUTION
Be sure to install the cam ring in the correct
direction as shown.
Install the cam ring as shown in the illustration.
INSPECTION
M1372005500288
• Check the flow control valve of the pump body for
clogging.
• Check the pulley and shaft for wear or damage.
• Check the rotor and vane groove for "stepped"
wear.
• Check the contact surface of cam ring and vanes
for "stepped" wear.
• Check the vanes for damage.
Disassembly steps
1.
Pump cover
2.
O-ring
3.
Snap ring
4.
Pulley and shaft
5.
Vanes
>>C<<
6.
Cam ring
7.
Rotor
8.
Pin
9.
Side plate
>>A<<
10.
O-ring
>>B<<
11.
Oil seal
12.
Plug assembly
>>A<<
13.
O-ring
14.
Flow control spring
15.
Suction connector
>>A<<
16.
O-ring
No.
ID
× Width mm
1
15.8
× 2.4
2
21.0
× 2.4
3
14.8
× 1.9
AC303495AC
1
3
2
Suction connector
Plug assembly
Side plate
AC000752
MB990938
AB
MB991203
AC100171AB
Side plate side
Pump cover side