Y- 1.
Y- 1.
Service Data 7. Mass table The dry weights of the major components are shown in the table below. Check the weights, and select appropriate hoisting devices when removing and installing the component. Unit: kg (lb) Spec No. (GR-250N-2) Assembly name 00101 00102 00125 Swing frame assembly (not including boom, elevating cylinder, swing bearing, and counterweight)
3850 (8490)
Swing bearing
275 (610)
Swing drive unit (including hydraulic motor)
90 (200)
Rotary joint
85 (190)
Elevating cylinder
550 (1210)
Winch assembly (including hydraulic motor)
Main
300 (660)
Auxiliary
290 (640)
Boom assembly (including telescoping cylinders)
Jib assembly
4510 (9940)
Jib 1 (including tilt cylinder)
570 (1260)
Tilt cylinder
65 (140)
Jib 2
180 (400)
Counterweight
400 (880)
H-type outrigger assembly (including slide cylinder and jack cylinder) X-type outrigger assembly
―
520 (1150)
―
(including jack inner case assembly)
720 (1590)
―
720 (1590)
Jack inner case assembly (including jack cylinder)
130 (290)
―
130 (290)
Engine
625 (1380)
Torque converter (not including pump)
190 (420)
Transmission
360 (790)
Retarder
105 (230)
Axle
Front
910 (2010)
Rear
880 (1940)
Wheel assembly (including tire)
230 (510)
9
WY01-2470E
