Power Steering Oil Pump: Disassembly

CAUTION:

Parts which can be disassembled are strictly limited. Never disassemble parts other than those specified.
Disassemble in as clean a place as possible.
Clean your hands before disassembly.
Do not use rags; use nylon cloths or paper towels.
Follow the procedures and cautions in the Service Manual.
When disassembling and reassembling, do not let foreign matter enter or contact the parts.

Fix power steering pump to vise.
CAUTION: When fixing the pump to vise, use an aluminum plate or such to avoid damaging the fitting plane of the steering pump.
Remove the front bracket mounting bolt, and remove the front bracket from the casing.
Remove the rear cover mounting bolt, and remove the rear cover from the casing.
Remove the O-ring from the casing.
Remove side plate (rear side) from cam ring, then remove side plate inner/outer seals from side plate (rear side).
Remove rotor snap ring using snap ring pliers, and remove pulley from casing.
CAUTION: Do not damage pulley shaft when removing rotor snap ring.

Fig 1: Removing Rotor Snap Ring And Remove Pulley From Casing
Courtesy of NISSAN MOTOR CO., U.S.A.
Remove the followings from casing.
- Cam ring
- Rotor
- Vane
- Side plate (front side)
- Flow control A valve
- Flow control valve spring
- Flow control B valve assembly
CAUTION: Be careful not to drop flow control valve.

Fig 2: Removing Comopent From Casing
Courtesy of NISSAN MOTOR CO., U.S.A.
Remove inlet connector mounting bolt, and remove inlet connector from casing.
Remove inlet connector seal from inlet connector.
Remove drive shaft seal from casing with a screwdriver.
CAUTION: Do not damage casing surface with the screwdriver.