Hitachi ZW370 Technical Manual page 41

Standard Measurement Values for Performance Check
Measurement conditions
Temperature of torque converter oil: 50~80°C (120~180°F)
Temperature of hydraulic oil: 50~80°C (120~180°F)
Temperature of engine coolant: 50~80°C (120~180°F)
System
Engine speed
-1
(min ) (rpm)
(S/N 9001~9250)
Engine speed
-1
(min ) (rpm)
(S/N 9251~)
Main pressure
2
MPa (kgf/cm ) (psi)
Clutch pressure
2
MPa (kgf/cm ) (psi)
Clutch time lag
(sec)
Item
Measurement item
Minimum no-load speed, Low Idle (LI)
Maximum no-load speed, High Idle (HI)
Maximum speed in torque converter stall mode
Maximum speed in multiple control valve relief mode
Maximum speed in torque converter stall plus multiple
control valve relief mode
Minimum no-load speed, Low Idle (LI)
Maximum no-load speed, High Idle (HI)
Maximum speed in torque converter stall mode
Maximum speed in multiple control valve relief mode
Maximum speed in torque converter stall plus multiple
control valve relief mode
Idling (LI)
Maximum (HI)
Engine speed Idling (LI)
Maximum (HI)
NeutralForward 1st speed
-1
(engine speed: 1,500 min (rpm))
03 Measurement for Performance Check
Standard Measurement Values for Performance Check
Standard measurement
values for performance check
Normal
2,000±100
2,010±100
+150
1,460
- 100
2,040±50
2,020±100
2,010±100
+150
1,530
- 100
1st speed
Except 1st speed
1st speed
Except 1st speed
ZW370 FS 03-3
Remarks
Fuel efficient
mode
850±50 725 in hibernate mode
2,040±50
1,800±100
1,670±100
+150
1,250
- 100
850±50 725 in hibernate mode
1,800±50
1,800±100
2,010±100
+150
1,300
- 100
2.4±0.2 (24±2) (341±28)
3.0±0.2 (31±2) (441±28)
2.2±0.2 (22±2) (313±28)
2.4±0.2 (24±2) (341±28)
2.5±0.2 (25±2) (356±28)
2.9±0.2 (30±2) (427±28)
0.3±0.1 Before wheels move