Gradall 544D Material Handler

  • 10,000 lb. Capacity
  • 55 ft Lift Height
  • Single foot pedal control provides both braking and inching for lifting while manoeuvring vehicle.
Category:

Performance

Rated Capacity

At 24" (610 mm) load center,
10,000 lbs. (4,536 kg)

Maximum Lift Height

55ft (16.8 m)

Frame Leveling

8 degrees

Lift Speed (boom retracted)

Empty 110 f.p.m. (34 m/min)

Loaded 100 f.p.m. (30.5 m/min)

Boom Speed

Extend 130 f.p.m. (40 m/min)

Retract 130 f.p.m. (40 m/min)

Travel Speeds Forward and Reverse

4WD-2WD 6.5-19 mph (10.5-30.6 km/hr)

Drawbar Pull

Loaded 18,400 lb (8345 kg) @ 1 mph (1.6 km/hr)

Operating Weight

With 48" (1.2 m) carriage and forks,

33,750 lb (15,224 kg)

Drive Line Specifications

Engine

Make and Model . . Cummins B3.9C-130 Turbocharged, aftercooled.

Fuel . . . . . . . . . . . . . . . . . . . . . No. 2 Diesel

Cycles . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4

No. of Cylinders . . . . . . . . . . . . . . . . . . . . 4

Displacement . . . . . . . . . . 239 cu. in. (3.9 L)

Rated Speed . . . . . . . . . . . . . . . . 2500 rpm

Max. Gross BHP . . . . . . . . .130 hp (97 Kw)

Fuel Tank . . . . . . . . . . . . . 38 gal. (141 L)

Engine Filters

Two-stage dry air cleaner - centrifugal pre-cleaner with continuous dust ejector plus cleanable and replaceable dry filter element. Visual service indicator.

Replaceable element-type fuel filter/water separator. Full-flow replaceable-element engine oil filter.

Electrical System

Voltage -12V

Alternator - 65 amp

Battery - 1050 Cold Cranking amps at 0°F

Hydrostatic Drive

6300 PSI (43,439 kPa) closed loop with piston pump and motors.

All hydraulic connections ORS and Code 62 O-ring flanges.

Integral reservoir with implement hydraulics.

8 micron suction filter for charge pump.
Self-contained, swashplate design, variable displacement, over center, piston pump. Neutral start switch. (Park brake must also be engaged to start.)

2WD and 4WD inching

2WD-4WD switch on dash

Forward, neutral, reverse lever on left of steering column

Single foot pedal control provides both braking and inching for lifting while maneuvering vehicle.

Electro/hydraulic traction lock valve for superior tractive effort.

Axles

Planetary hubs with piston motors on rear axle.

Piston motor-driven planetary front axle with high-bias, limited slip differential.

Rear axle stabilization.

Brakes

Service-Hydraulic wet disc brake on each front wheel.

Hydraulic dynamic braking on front axle and both rear wheels.

Parking Brakes

Wet disc spring-applied electro/hydraulic release, fail safe on both front wheels.

Light on dash indicates when brakes are on.

Tires

14:00x 24 - 12PR, G2 type, 623 lb. (283 kg) CaCl filled.

Optional: 14.00 R24 radial tires, 623 lb.
(283 kg) CaCl filled.

Cab

Certified ROPS/FOPS structure with horn, back-up alarm and standard right side rear view mirror.

Steering

Hydraulic power steering with manual backup. Rear wheel steering, 90° pivot around either front tire. Outside turning radius is less than chassis length.

Instruments

Volt meter, hourmeter, engine oil pressure, temperature, fuel gauge. All gauges protected by clear acrylic cover.

Controls

Grouped for operator comfort and convenience.

Boom lift and crowd on single joystick.

Right-hand tilt and sway lever.

Foot throttle.

Floor mounted traction lock switch.

Hydraulic System-Implement

Single-section gear pump.

40 gal. (151.4 L) system capacity

8 micron filter with visual service indicator and suction strainer.

Lift, crowd, tilt and sway cylinders have safety checks to prevent dropping of load in the event of hose or other hydraulic failure.

Accessories & Options

Cab Enclosure

Lockable, split door. Windshield wiper, heater & defroster fan

Light Group

Consists of 2 cab-mounted headlights, 1-backup/tail/stoplight and rotating beacon.

Auxiliary Hydraulic Circuit

Required for all attachments equipped with cylinders or other hydraulic components. Consists of valves, controls, hydraulic lines.

Radial Tires

Winch

Left Hand Tilt/Sway Control

Tilt on Joystick

Attachments

Carriage

48" (1.2 m), 66" (1.7 m) & 72" (1.8 m)

Slope Pile Carriage

48" (1.2 m) and 66" (1.7 m)

100° Swing Carriage

72" (1.8 m) Carriage

180° Swing Carriage

72" (1.8 m)

100° Drywall Swing Carriage

72" (1.8 m)

Pallet Forks

2" x 6" x 48" (50.8 mm x 152.4 mm x 1.2 m)

Cubing Forks

2" x 2" x 48" (50.8 mm x 50.8 mm x 1.2 m)

Vertical Mast

6' (1.8 m) with 48" (1.2 m) or
66" (1.7 m) Carriage

100° Swing Mast

6' (1.8 m) with 48" (1.2 m)
or 60" (1.5 m) Forks

Truss Boom With or Without Winch

10' (3.0 m)

Bucket

0.75 CY (0.57 m3 ) or 1.25 CY (0.95 m3)

Work Platform

Instant Hook

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