Jt922 operator’s manual – Ditch Witch JT922 User Manual
Page 151
Specifications - 150
JT922 Operator’s Manual
CMW
Operational
U.S.
Metric
Maximum spindle speed (per SAE J2022)
186 rpm
186 rpm
Maximum spindle torque (per SAE J2022)
1100 ft•lb
1491 N•m
Thrust force (per SAE J2022)
9,000 lb
40 kN
Pullback force (per SAE J2022)
9,000 lb
40 kN
Thrust travel speed (per SAE J2022)
188 fpm
57 m/min
Pullback travel speed (per SAE J2022)
188 fpm
57 m/min
Minimum bore diameter
3 in
76 mm
Backream diameter (soil dependent)
variable
variable
Ground travel speed
forward (per SAE J2022)
2.3 mph
3.7 km/h
reverse (per SAE J2022)
2.3 mph
3.7 km/h
Ground bearing pressure (per SAE J1309)
5.7 psi
0.4 kg/cm
2
Power
U.S.
Metric
Engine: Deutz D2011L04i
Fuel: diesel (Use low sulfur or ultra low sulfur fuel only.)
Cooling medium: integrated oil
Injection: direct
Aspiration: natural
Cylinders: 4
Displacement
189 in
3
3.1 L
Bore
3.7 in
94 mm
Stroke
4.4 in
112 mm
Power
manufacturer’s net power rating (per SAE J1349)
53.5 hp
39.9 kW
rated speed
2300 rpm
2300 rpm