Sakai R2-4, Shop Manual

Page: 38 / 234

2-013
SPECIFICATIONS
2. TABLE OF STANDARD VALUES
2-1. Engine
Item Standard value Remarks
Engine model
KUBOTA V3307-CR-T-EF05 Diesel Engine
with turbocharger
Rated output
66.5
± 3
kW
(
89.2
± 4
HP
)
Max. no-load rotational speed
2,200 min
-1
Min. no-load rotational speed 900 min
-1
Cylinder head tightening torque 187 to 196 N·m ( 137.9 to 144.6 lbf·ft )
Intake manifold tightening torque 18 to 20 N·m ( 13 to 15 lbf·ft )
Exhaust manifold tightening torque 30 to 34 N·m ( 22 to 25 lbf·ft )
Fan belt tension 10 to 12 mm ( 0.4 to 0.5 in. )
When midpoint of
belt pressed at 98 N
(22 lbf)
Valve clearance
Intake 0.13 to 0.17 mm ( 0.005 to 0.007 in. )
Exhaust 0.13 to 0.17 mm ( 0.005 to 0.007 in. )
Compression pressure 3.92 MPa ( 569 psi ) 250 min
-1
2-2. Propulsion
Item Standard value Remarks
Travel speed
(Forward/reverse)
1st
0 to 8 km/h
( 0 to 5.0 mph )
2nd
0 to 16 km/h
( 0 to 9.9 mph )
2-3. Hydraulic System
Item Standard value Remarks
Propulsion
High pressure relief valve
setting
41.8
± 1.0
MPa ( 6,061
± 145
psi ) at 1,800 min
-1
Charge relief valve setting 2.4
± 0.2
MPa ( 348
± 29
psi )
Case pressure
Pump 0.3 MPa ( 43.5 psi ) or less
Front motor 0.3 MPa ( 43.5 psi ) or less
Rear motor 0.3 MPa ( 43.5 psi ) or less
Brake release
pressure
Front motor 1.3 to 1.7 MPa ( 189 to 247 psi )
Rear motor 1.3 to 1.6 MPa ( 189 to 232 psi )
Rear axle —
Motor drainage
Front motor 4.8 L/min ( 1.3 gal./min )
Rear motor 5.7 L/min ( 1.5 gal./min )
Steering oil pressure 17.6
± 1.0
MPa ( 2,552
± 145
psi )
(orbitroll relief pr
charge relief pressure)