Power steering--Poser steering system
Inspection on automobile
1. Check driving belt
(a) Check whether the belt has been abraded too much with eyes, and rope is broken.
If finding any defect, change the driving belt.
Hint: Some light crack at the side of belt rib could be approved, but if belt has any crack from
its rib, it is necessary to change.
2. Exhaust air of power steering system
(a) Check the oil level.
(b) Lift up automobile body, and support it with bracket.
(c) Turn steering wheel.
(1) Turn steering wheel slowly from left and right to bottom for several times when engine extinguishes.
(d) Lay down the automobile.
(e) Start the engine to make it run at idling speed for several minutes.
(f) Rotate steering wheel.
(1) Keep engine at idling speed, and turn the steering wheel from left or right to bottom and keep this
state for 2-3 seconds, then turn it to the other direction for 2-3 seconds.
(2) Repeat (1) for several times.
(g) Engine extinguishes.
(h) Check whether there is any foam or emulsification
phenomenon.
If there is any foam or emulsification phenomenon and
it is necessary to exhaust air second time, it is necessary
to check whether the system has any leakage.
(i) Check the oil level.
3. Check the oil level
(a) Keep automobile horizontal.
(b) Extinguish the engine, and check the oil level of oil stor-
age tank.
If oil level is too low, add oil.
Power steering oil: automatic transmission oil
DEXRON’’ II or III
Hint: check whether the oil level is in the HOT mark
scope of oil storage tank, if oil is cool, check the
oil level is in COLD mark scope.
(c) Start the engine, and keep it at idling speed.
(d) Turn steering wheel from left bottom to right bottom for
several times to make oil temperature increase.
Oil temperature: 80°C
Normal Abnormal
200
Normal Abnormal
Power steering--Power steering oil pump assembly
Power steering oil pump assembly
Overhaul
1. Disassemble front wheel
2. Disassemble right bottom defender board [68000004]
3. Disassemble driving belt.
4. Disassemble oil storage tank to the No. 1 oil pipe
of power steering pump
Disassemble fixed clamp, and take down the oil storage tank
to the No. 1 oil pipe of power steering pump.
5. Disassemble in-out oil pipe assembly of power
steering gear [64000131]
(a) Use special tool to disassemble in-out oil pipe assembly.
(b) Disassemble the bolts and disconnect the fixed clamp of
in-out oil pipe.
6. Disassemble rear bracket of power steering pump
Disassemble the bolt and rear bracket of power steering pump.
7. Disassemble power steering oil pump assembly
[64000132]
(a) Disconnect the joint of oil pressure switch.
(b) Disassemble two bolts, two screw caps, then take down
the power steering oil pump assembly.
8. Assembly power steering oil pump assembly
(a) Assemble power steering oil pump assembly with two
bolts and two screw caps.
Torque: 37 N
x x x x
xm
(b) Connect the joint of oil pressure switch.
Note: the joint could not contact any oil.
9. Assemble the rear bracket of power steering oil pump assembly
Assemble rear bracket of power steering oil pump assembly with bolts.
Torque: 37 N
x x x x
xm
Hint:Insure the stop lever of bracket has contacted the body of power steering pump, then
tighten the bolt.
203
Special tool