Hitachi Zaxis 450-3, 450lc-3, 470h-3 Excavator Service Repair Manual
WARNING
DANGER
CAUTION
DANGER OR WARNING
SAFETY SIGNS
Engine: Hitachi Zaxis 4050-3 service repair
Type
Isuzu AH-6WG1XYSA-01 with turbocharger and air-to-air charge air cooler;
meets EPA and CARB emission non-road regulations
Rated Power
348 SAE net hp (260 kW) @ 1,800 rpm
6 Cylinders
Displacement
957 cu in (15681 L)
Maximum Net Torque
1,164 lb-ft (1580 Nm) @ 1,500 rpm
Cooling Fan
suction-type, hydraulic-driven, remote-mounted drive
Electrical System
24 volt with 50-amp alternator
Batteries (two 12 volt)
reserve capacity: 280 min
Off-level capacity
70% (35 deg)
Hydraulic System