Tadano GR-700N - Items; Winch

Y-2
Y-2
Adjusting Pressure (Hydraulic Pressure)
15
WY02-1720E
2. Items
2.1 Winch
[NOTICE]
Set the AML emergency switch to "Emergency" (after the pressure adjustment, make sure to return the AML
emergency switch to "Normal" position).
Oil temperature: 50 ± 5°C (113 - 131°F) (hydraulic oil: TADANO Hydraulic Oil LL)
Confirm set pressure on the crane information screen in the maintenance mode of AML.
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
Winch
hoisting up
(A)
27.5±0.5 280±5 3980±70
1550
(MAX.)
1. Block the joints of the main winch pipe between
the hydraulic pilot control valve C2 port and
hydraulic valve.
2. Turn the PTO switch ON.
3. Move the main winch lever at its full stroke on
the hoisting up side while the elevating lever is
moved at its full stroke on the lowering side.
4. In this state, set the engine speed to 1550 min
-1
and check the pressure.
Rear of oil tank
Solenoid control valve
(for outrigger)
Hydraulic pilot control valve (for main)
View D
Main winch pipe
Hydraulic valve
(for winch brake)
Solenoid control valve (for outrigger)
Winch hoisting up (A)