Hitachi Zaxis Zx27u-2 Excavator Parts Catalog Pdf Manual
Hydraulic System : Hitachi zx27u-2
* Auxiliary function foot control
* Auxiliary hydraulic lineswith quick-couplers to endof boom
* Auxiliary return-flow selector valve
* Axial-piston swing motor
* Boom-swing foot control
* Excavator-to-backhoecontrol pattern changevalve
* Opencenter with two variable-displacement pumps andone fixed-gear pump
* Hydraulic pilot-operated controls for boom, arm,
bucket, swing, boomswing, blade, travel, and auxiliary functions
* Wet-disc swing brake
Undercarriage
* Planetary final drive
* Propel motor shield
* Rubber track, 12-in (300mm)
* Two-speedaxial-piston propel motors
With Full Fuel Tank, 175-lb (79 kg) Operator, and 68-cu-ft (019 m3) Bucket
4-ft 11-in (15 m) Standard Arm,
1,676-lb (760 kg) Standard Counterweight,
and Rubber Tracks
13,653 lb (6193 kg)
4-ft 11-in (15 m) Standard Arm,
Standard Counterweight, and Steel Tracks
13,774 lb (6248 kg) 6-ft 1-in (185 m) Long Arm, 573-lb (260 kg)
Additional Counterweight, and Rubber Tracks
14,299 lb (6486 kg) 6-ft 1-in (185 m) Long Arm, 573-lb (260 kg)
Additional Counterweight, and Steel Tracks
14,420 lb (6541 kg)