Jt9 operator’s manual – Ditch Witch JT9 User Manual
Page 157
Specifications - 156
JT9 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 Tier 4
U.S.
Metric
Engine: Deutz TD2.9 EPA Tier 4, EU Stage IV
Fuel: diesel (Use low sulfur or ultra low sulfur fuel only.)
Cooling medium: liquid
Injection: direct
Aspiration: turbo charged
Cylinders: 4
Displacement
199 in
3
3.3 L
Bore
3.7 in
95 mm
Stroke
4.5 in
115 mm
Power
manufacturer’s net power rating (per SAE J1349)
65.7 hp
49.0 kW
rated speed
2200 rpm
2200 rpm