Nissan Frontier D40. Manual — part 1015
POWER STEERING OIL PUMP
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POWER STEERING OIL PUMP
Component
INFOID:0000000005276029
QR25DE
AWGIA0125GB
1.
Joint
2.
Suction pipe
3.
O-ring
4.
Front bracket
5.
Pulley
6.
Lock washer
7.
Body assembly
8.
Copper washers
9.
Flow control valve and spring
10. Connector
11.
Rear bracket
Apply Genuine Nissan PSF or equivalent
ST-24
< DISASSEMBLY AND ASSEMBLY >
POWER STEERING OIL PUMP
VQ40DE
Disassembly and Assembly
INFOID:0000000005276030
INSPECTION BEFORE DISASSEMBLY
Disassemble the power steering oil pump only if the following items are found.
• Deformed or damaged pulley, bracket, connector or suction pipe
• Oil leakage from the suction pipe or connector.
DISASSEMBLY
NOTE:
Mount the power steering oil pump in a vise as needed.
1.
Remove the joint bolt, joint and copper washers.
CAUTION:
Do not reuse the copper washers.
2.
On QR25DE model, remove connector and flow control valve with spring.
3.
Remove the suction pipe and O-ring.
CAUTION:
Do not reuse the O-ring.
4.
Remove the pulley nut and pulley.
5.
Remove the bracket bolts and bracket(s).
INSPECTION AFTER DISASSEMBLY
Body Assembly Inspection
Check the power steering oil pump body assembly for damage. If any damage is found, replace with a new
power steering oil pump assembly.
ASSEMBLY
Assembly is in the reverse order of disassembly.
AWGIA0126GB
1.
Joint
2.
Suction pipe
3.
O-ring
4.
Front bracket
5.
Pulley
6.
Lock washer
7.
Body assembly
8.
Copper washers
Apply Genuine Nissan PSF or equivalent
POWER STEERING OIL PUMP
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< DISASSEMBLY AND ASSEMBLY >
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CAUTION:
• Do not reuse the copper gaskets
• Do not reuse the O-ring. Apply a coat of Genuine NISSAN PSF or equivalent to the O-ring.
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< DISASSEMBLY AND ASSEMBLY >
STEERING GEAR AND LINKAGE
STEERING GEAR AND LINKAGE
Disassembly and Assembly
INFOID:0000000005276031
CAUTION:
• Secure the gear housing assembly with a vise. Use copper plates or equivalent to prevent it from
being damaged. Do not grip the cylinder with a vise.
• Before performing disassembly, clean the gear housing assembly. Be careful not to allow any
cleaner to contact the discharge and return port connectors.
DISASSEMBLY
1.
Remove the cylinder tubes from the gear housing assembly.
2.
Loosen the lock nuts of the outer sockets, then remove the outer sockets from the inner sockets.
3.
Remove the boot clamps from the boots, then remove the boots from the inner sockets and gear housing
assembly.
CAUTION:
• Do not reuse the large-diameter boot clamps.
• Do not damage the boots, inner socket or gear housing assembly. If they are damaged, replace
them.
4.
Remove the inner sockets.
INSPECTION AFTER DISASSEMBLY
Boot
Check boot for tears, cracks and deformation. Replace if necessary.
1.
Boot clamp
2.
Inner socket
3.
Boot
4.
Boot clamp
5.
Outer socket
6.
Cylinder tubes
7.
Gear housing assembly
8.
Connector
AWGIA0123GB
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