John Deere 544J Compact Loader User Manual


 
Refill Capacities (U.S.)
(continued)
624J
Differential (each axle)
Front . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26 qt. (24.5 L)
Rear . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21 qt. (20 L)
Loader Hydraulic Reservoir and Filters . . . . . . . . . . 31.5 gal. (119 L)
Wet-Disc Parking Brake . . . . . . . . . . . . . . . . . . . . . 10 oz. (0.3 L)
Hydraulic System/Steering
Pump (loader and steering). . . . . . . . . . . . . . . . . . . variable-displacement, axial-piston pump; closed-center, pressure-compensating system
Maximum Flow @ 2,350 rpm . . . . . . . . . . . . . 58 gpm (220 L/m) @ 1,000 psi (6895 kPa)
Pressure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . loader and steering relief 3,600 psi (24 850 kPa)
Loader Controls . . . . . . . . . . . . . . . . . . . . . . . . . . . two-function valve; single- or dual-lever controls; control lever lockout feature; optional third- and fourth-function valve with auxiliary lever
Steering (conforms to SAE J1511)
Type . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . power, fully hydraulic
Pressure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3,600 psi (24 850 kPa) relief
Articulation Angle . . . . . . . . . . . . . . . . . . . . . . 80-degree arc (40 degrees each direction)
Hydraulic Cycle Times
Standard Z-Bar High-Lift Z-Bar
Raise. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5.9 sec. 5.9 sec.
Dump . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.3 sec. 1.3 sec.
Lower . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2.7 sec. (float down) / 3.3 sec. (power down) 2.7 sec. (float down) / 3.3 sec. (power down)
Total . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9.9 sec. 9.9 sec.
Maximum Lift Capacity (with 3.0-cu.-yd.
[2.3 m
3
] bucket with bolt-on edge)
Lift at Ground Level . . . . . . . . . . . . . . . . . . . . . 30,958 lb. (14 040 kg) 29,190 lb. (12 238 kg)
Lift at Maximum Height . . . . . . . . . . . . . . . . . . 17,305 lb. (7848 kg) 15,812 lb. (7171 kg)
Turning Radius (measured to centerline of
outside tire) . . . . . . . . . . . . . . . . . . . . . . . . . . . 17 ft. 0 in. (5187 mm) 17 ft. 0 in. (5187 mm)
Dimensions with Pin-On Bucket
Standard Z-Bar High-Lift Z-Bar
A Height to Top of Cab and Canopy. . . . . . . . . . . . 10 ft. 10.6 in. (3317 mm) 10 ft. 10.6 in. (3317 mm)
B Height to Top of Exhaust . . . . . . . . . . . . . . . . . . 10 ft. 10 in. (3303 mm) 10 ft. 10 in. (3303 mm)
C Ground Clearance . . . . . . . . . . . . . . . . . . . . . . . 17.1 in. (435.6 mm) 17.1 in. (435.6 mm)
D Length from Centerline to Front Axle . . . . . . . . . 59.65 in. (1515 mm) 59.65 in. (1515 mm)
E Wheelbase . . . . . . . . . . . . . . . . . . . . . . . . . . . . 119.3 in. (3030 mm) 119.3 in. (3030 mm)
F Dump Clearance . . . . . . . . . . . . . . . . . . . . . . . . (see page 29) (see page 30)
G Height to Hinge Pin, Fully Raised. . . . . . . . . . . . 13 ft. 0 in. (3966 mm) 14 ft. 3 in. (4332 mm)
H Dump Reach . . . . . . . . . . . . . . . . . . . . . . . . . . . (see page 29) (see page 30)
I Maximum Digging Depth. . . . . . . . . . . . . . . . . . 3.5 in. (88 mm) 7.4 in. (188 mm)
J Overall Length. . . . . . . . . . . . . . . . . . . . . . . . . . (see page 29) (see page 30)
K Maximum Rollback at Ground Level . . . . . . . . . 40 deg. 40 deg.
L Maximum Rollback, Boom Fully Raised . . . . . . . 55 deg. 55 deg.
M Maximum Bucket Angle, Fully Raised . . . . . . . . 50 deg. 50 deg.
A
B
C
J
E
45˚
I
Cab and Canopy
F
H
G
D
K
L
M
Vertis QCA
1300 19th Street, Suite 200
East Moline, IL 61244
Cyan
Magenta
Yell ow Black
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