24
WY02-2020E
Y-2
Y-2
Adjusting Pressure (Hydraulic Pressure)
2.8 Flow control valve
[NOTICE]
Oil temperature: 50 ± 5 °C (122 ± 9°F) (Hydraulic oil: TADANO Hydraulic Oil LL)
Shift the control lever or switch while the engine is idling, then increase engine speed.
Item
(Mark)
Set pressure
Engine
speed
(min
-1
)
Check procedure
MPa
kgf/cm
2
psi
Flow control
valve
(O)
18.1 ± 0.5
185 ± 5
2630 ± 70
2150
(MAX.)
1. Connect a pressure gauge to the
pressure check port (O).
2. Turn the PTO switch ON.
3. Turn the air conditioner switch OFF.
4. Retract the jib lock pin cylinder fully to
stroke end.
5. In this state, set the engine speed to
2150 min
-1
and check the pressure by
the pressure gauge.
2.9 Torque converter oil pressure
[NOTICE]
Do not increase the torque converter oil pressure beyond 2.7 MPa (27.5 kgf/cm
2
) (39.2 psi) (upper limit).
Item
Set pressure
Engine
speed
(min
-1
)
Check procedure
MPa
kgf/cm
2
psi
Torque
converter oil
pressure
1.7 or over 17.5 or over 250 or over
670
(IDL.)
1. Turn the PTO switch OFF with the air
conditioner OFF.
2. Confirm set pressure on the vehicle
information screen in the maintenance
mode of AML.
2.1 to 2.45 21.4 to 25.0 305 to 355
MAX.
Содержание GR-1600XL
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