Dkajuldrp_21_lr, Dkajuldrp page 21 – John Deere 444J User Manual
Page 21
Refill Capacities (U.S.)
(continued)
544J
Differential (each axle)
Front . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19 qt. (18 L)
Rear . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19 qt. (18 L)
Loader Hydraulic Reservoir and Filters . . . . . . . . . . 25.5 gal. (96.5 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 . . . . . . . . . . . . . 50 gpm (189 L/m) @ 1,000 psi (6895 kPa)
Pressure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . loader and steering relief 3,650 psi (25 167 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 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3,650 psi (25 167 kPa) relief
Articulation Angle . . . . . . . . . . . . . . . . . . . . . . 80-degree arc (40 degrees each direction)
Hydraulic Cycle Times
Raise. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5.5 sec.
Dump . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.4 sec.
Lower . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2.5 sec. (float down)
Total . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9.4 sec.
Maximum Lift Capacity (with 2.5-cu.-yd.
[1.9 m
3
] bucket with bolt-on edge)
Lift at Ground Level . . . . . . . . . . . . . . . . . . . . . 27,974 lb. (12 689 kg)
Turning Radius (measured to centerline of out-
side tire) . . . . . . . . . . . . . . . . . . . . . . . . . . 16 ft. 3 in. (4959 mm)
Dimensions with Pin-On Bucket
A
Height to Top of Cab and Canopy. . . . . . . . . . . . 10 ft. 7.6 in. (3241 mm)
B
Height to Top of Exhaust . . . . . . . . . . . . . . . . . . 10 ft. 7.0 in. (3227 mm)
C
Ground Clearance . . . . . . . . . . . . . . . . . . . . . . . 17.7 in. (450.5 mm)
D
Length from Centerline to Front Axle . . . . . . . . . 57.1 in. (1450 mm)
E
Wheelbase . . . . . . . . . . . . . . . . . . . . . . . . . . . . 114.2 in. (2900 mm)
F
Dump Height. . . . . . . . . . . . . . . . . . . . . . . . . . . (see page 23)
G
Height to Hinge Pin, Fully Raised. . . . . . . . . . . . 12 ft. 8.0 in. (3870 mm)
H
Dump Reach . . . . . . . . . . . . . . . . . . . . . . . . . . . (see page 23)
I
Maximum Digging Depth. . . . . . . . . . . . . . . . . . 3.0 in. (74.2 mm)
J
Overall Length. . . . . . . . . . . . . . . . . . . . . . . . . . (see page 23)
K
Maximum Rollback at Ground Level . . . . . . . . . 41 degrees
F
J
45˚
I
G
K
H
E
D
B
A
C
Cab and Canopy
50
°
Maximum
50
°
Maximum
Vertis QCA
1300 19th Street, Suite 200
East Moline, IL 61244
C an
Ma enta
ello
la
DKAJULDRP Page 21
DKAJULDRP_Specs 1/24/05 11:08 AM Page 21