Specifications - 190 RT45 Operator’s Manual
RT45 Tractor with H313 Trencher
Power Train
Ground drive transmission: hydrostatic drive infinitely variable from zero to maximum, foot pedal and
hand lever operated speed/direction control
Differentials: Dana model 44 (Dana model 60 optional)
Service brake: ground drive speed/direction control brakes machine hydraulically when moved to
neutral position
Parking brake: disc, hand-operated
Tires: Load rating at 10 mph (16 km/h)
standard 26 x 12.00-12 8-ply bar lug inflated to
20 psi (1.4 bar)
2740 lb 1243 kg
optional 29 x 12.50-15 8-ply bar lug; inflated to 30
psi (2.1 bar)
2150 lb 975 kg
Attachment drive transmission: hydrostatic, lever-operated speed infinitely variable from zero to
maximum forward with limited stroke reverse
Hydraulic System U.S. Metric
Ground drive pump capacity @ 2600 rpm 31.5 gpm 119 L/min
Ground drive pump relief pressure 3650 psi 252 bar
Attachment pump capacity @ 2600 rpm 31.5 gpm 119 L/min
Attachment pump relief pressure
trencher 5000 psi 345 bar
plow, saw 3750 psi 258 bar
Auxiliary pump capacity @ 2600 rpm 11.5 gpm 44 L/min
Auxiliary pump relief pressure 2100 psi 145 bar
Filtration: return/charge full flow; 15 psi (1 bar) bypass, 10 micron nominal
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