Y-10.
Y-10.
Inspection and Maintenance
54
WY05-4560E
Y-10 Inspection and Maintenance
1. Refer to “Inspection and Maintenance” in “Operation and Maintenance Manual” of its applicable crane.
2. Maintenance of Line Filter
Maintenance table
Parts
No.
Parts name (used)
Type of work
Points/Quantity
Inspection and
maintenance
interval
1200h
2400h
1 year
2 years
30-1
Steering upper circuit
Clean
1 point
●
30-2
Changeover in upper pilot pressure
destination
Clean
1 point
●
30-3
Slewing pilot circuit
Clean
2 points
●
30-4
30-5
Main winch and elevating pilot valve
circuit
Clean
1 point
●
30-6
Aux. winch/telescoping and slewing pilot
valve circuit
Clean
1 point
●
30-7
Top cylinder selection hydraulic valve
circuit
Clean
1 point
●
30-8
Top cylinder retracting prevention
hydraulic valve circuit
Clean
1 point
●
30-9
Telescoping, elevating pilot valve
(pedal) circuit
Clean
1 point
●
Inside of
31
source of upper pilot pressure
Clean
1 point
●
Inside of
44
Automatic stop circuit
Clean
2 points
●
64
Winch brake circuit
Clean
1 point
●
78
Steering and slewing pump circuit
Replace
element
1 point
●
(*1)
(Note): For the location of the parts, see "Z-1.1 Comparison table of hydraulic parts (part No., part name,
coordinate and location)”, "Z-6 Hydraulic Parts Location Diagram (Upper)" and "Z-7 Hydraulic Parts
Location Diagram (Lower)" in the chapter Z.
(*1): Or when filter clogging warning lamp lights up.
Summary of Contents for GR-500EXL-3
Page 1: ......
Page 8: ...7 WA04 4610E 6 Group index System Diagrams Data Adjustment and Checks Y Z Y Z...
Page 102: ...Z 7 Z 7 Hydraulic Parts Location Diagram Lower 31 WZ07 3950E 2 Steering 2 346 418 02000...
Page 108: ...37 WZ08 0590E Z 9 Z 9 Pneumatic Parts Location Diagram 3 Control parts lower 4 349 232 60000...
