49
49
2. Steering Wheel
2. Steering Wheel Locked Device Lubricate
Locked Device Lubricate
Apply
Apply lubricating
lubricating grease
grease on
on the
the steering
steering wheel
wheel
locked device.
locked device.
2.
2.
Hydraulic Oil Change
Hydraulic Oil Change
Park truck on level ground, lower the forks to the
Park truck on level ground, lower the forks to the
ground and tilt the mast back. Engage the parking
ground and tilt the mast back. Engage the parking
brake, put transmission in neutral position, and turn off
brake, put transmission in neutral position, and turn off
engine.
engine.
!! W
Wa
arrn
niin
ng
g
：
：
Hot hydraulic oil and parts may burn you. DO
Hot hydraulic oil and parts may burn you. DO
NOT touch the hot hydraulic oil or
NOT touch the hot hydraulic oil or parts.
parts.
（
（
1
1
）
）
Put one case (60 liters or greater) under the
Put one case (60 liters or greater) under the
hydraulic reservoir. Dismantle the oil plug, and drain
hydraulic reservoir. Dismantle the oil plug, and drain
the hydraulic fluid into the container.
the hydraulic fluid into the container.
（
（
2
2
）
）
Dismantle hydraulic dipstick and oil box cover.
Dismantle hydraulic dipstick and oil box cover.
（
（
3
3
）
）
Take out the magnet from oil box to clean and
Take out the magnet from oil box to clean and
rinse the oil orifice of box bottom by hydraulic oil.
rinse the oil orifice of box bottom by hydraulic oil.
（
（
4
4
）
）
Clean and install the oil plug.
Clean and install the oil plug.
（
（
5
5
）
）
Fill hydraulic oil box. Reference
Fill hydraulic oil box. Reference
《
《
Table for the oil
Table for the oil
used in the truck
used in the truck
》
》
..
（
（
6
6
）
）
Startup the engine and operate multiple valve
Startup the engine and operate multiple valve
joystick and turn system, fill hydraulic oil in all system.
joystick and turn system, fill hydraulic oil in all system.
（
（
7
7
）
）
Check each hydraulic component and pipeline
Check each hydraulic component and pipeline
for leaks.
for leaks.
（
（
8
8
）
）
Close the engine, retract all mast cylinder rods,
Close the engine, retract all mast cylinder rods,
check the oil level of hydraulic oil box. Add oil to fill
check the oil level of hydraulic oil box. Add oil to fill
mark.
mark.
4. Change Hydraulic Return Oil Filter, Respirator
4. Change Hydraulic Return Oil Filter, Respirator
And Strainer
And Strainer
Park truck on level ground, lower the forks to the
Park truck on level ground, lower the forks to the
ground and tilt the mast back. Engage the parking
ground and tilt the mast back. Engage the parking
brake, put transmission in neutral position, and turn off
brake, put transmission in neutral position, and turn off
engine.
engine.
（
（
1
1
）
）
Loosen the bolt of hydraulic fluid reservoir cover
Loosen the bolt of hydraulic fluid reservoir cover
plate assembly.
plate assembly.
（
（
2
2
）
）
Detach the hydraulic return filter from cover
Detach the hydraulic return filter from cover
plate.
plate.
（
（
3
3
）
）
Install new hydraulic return filter by hand.
Install new hydraulic return filter by hand.
（
（
4
4
）
）
T
Take out the fluid absorption filter
ake out the fluid absorption filter mesh from fluid
mesh from fluid
reservoir.
reservoir.
（
（
5
5
）
）
Install new filter by hand.
Install new filter by hand.
（
（
6
6
）
）
Install oil box top cover board and screw down
Install oil box top cover board and screw down
bolt.
bolt.
（
（
7
7
）
）
Take out respirator.
Take out respirator.
（
（
8
8
）
）
Clean by lotion and
Clean by lotion and dry
dry..
（
（
9
9
）
）
Install respirator.
Install respirator.
（
（
10
10
）
）
Start the engine and operate hydraulic system,
Start the engine and operate hydraulic system,
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