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)
Summary of Contents for GR-700N
Page 1: ......
Page 8: ...7 WA04 4651E 6 Group index System Diagrams Data Adjustment and Checks Y Z Y Z...
Page 132: ...Z 6 Z 6 Hydraulic Parts Location Diagram Upper 28 WZ07 3531E 5 Return 4 343 463 53000...
Page 133: ...Z 6 Z 6 Hydraulic Parts Location Diagram Upper 29 WZ07 3531E 6 Drain Detail A 5 343 463 55000...
Page 134: ...Z 6 Z 6 Hydraulic Parts Location Diagram Upper 30 WZ07 3531E 7 Gauge 0 343 463 56000...
Page 135: ...Z 6 Z 6 Hydraulic Parts Location Diagram Upper 31 WZ07 3531E 8 Pilot 3 343 463 57000...
Page 139: ...35 WZ07 3531E Z 6 Z 6 Hydraulic Parts Location Diagram Upper 14 Jib main unit 2 343 463 43000...
Page 193: ...89 WZ03 7090E Z 14 Z 14 View System 3 3 Cable B 0 343 818 40450...
Page 199: ...95 WZ03 7090E Z 14 Z 14 View System 4 Screen selection switch 0 343 546 51800...