John Deere HLOADERS 624H WH - Manual (Page 6)

The trash deflector helps
protect the rear axles from
the impact shock caused by
backing into a solid object.
It also provides access to
the engine compartment.
When you’re talking tra
we’re listening. When you’re talking tra
we’re listening. When you’re talking tra
we’re listening.
6
S P E C I F I C A T I O N S L O A D E R S
WASTE
624H 644H
HANDLERS
Engine 624H 644H
Type .......................................................................John Deere P OWER T ECH TM 6068H with altitude-compensating turbo- John Deere P OWER T ECH 6081H with altitude-compensating turbo-
charger and aftercooler; meets North American EPA and CARB non- charger and aftercooler; meets North American EPA and CARB non-
road diesel engine emission regulations effective January 1, 1997; road diesel engine emission regulations effective January 1, 1997;
also is certifiable to proposed E.U. (European Union) regulations, also is certifiable to proposed E.U. (European Union) regulations,
which are not yet effective which are not yet effective
Rated power ...........................................................160 SAE net hp (119 kW) / 172 SAE gross hp (128 kW) @ 2,200 rpm 180 SAE net hp (134 kW) / 205 SAE gross hp (153 kW) @ 2,200 rpm
Cylinders ................................................................6 6
Displacement..........................................................414 cu. in. (6.8 L) 496 cu. in. (8.1 L)
Maximum net torque ..............................................575 lb.-ft. (720 Nm) @ 1,400 rpm 745 lb.-ft. (1010 Nm) @ 1,300 rpm
Lubrication .............................................................pressure system with full-flow spin-on filter and cooler pressure system with full-flow spin-on filter and cooler
Fuel consumption, typical .......................................2.9 to 5.8 gal./hr. (10.9 to 21.8 L/h) 2.9 to 5.0 gal./hr. (10.9 to 18.8 L/h)
Cooling fan .............................................................blower type, hydraulically driven, reversible swing out blower type, hydraulically driven, reversible swing out
Electrical system ....................................................24 volt with 55-amp alternator 24 volt with 55-amp alternator
Batteries (two 12 volt).............................................625 CCA; reserve capacity: 160 min. – standard / 950 CCA; reserve 750 CCA; reserve capacity: 150 min. – standard / 950 CCA; reserve
capacity; 200 min. – optional capacity; 200 min. – optional
Air cleaner ..............................................................dual safety element dry type; restriction indicator for service dual safety element dry type; restriction indicator for service
Transmission
Type .......................................................................single-stage, single-phase torque converter; countershaft-type single-stage, single-phase torque converter; countershaft-type
powershift with computer control powershift with computer control
Controls ..................................................................smooth shifts under any power condition provided by computer- smooth shifts under any power condition provided by computer-
controlled electronic shift with individual electronic control over controlled electronic shift with individual electronic control over
each clutch pack, one low-effort twist-grip shift lever, quick-shift each clutch pack, one low-effort twist-grip shift lever, quick-shift
button on hydraulic lever, automatic shift feature is selectable to button on hydraulic lever, automatic shift feature is selectable to
shift between gears 1–3 or 2–3 shift between gears 1–3 or 2–3
Travel speeds* Forward Reverse Forward Reverse
Gear 1..............................................................5.1 mph (8.2 km/h) 5.4 mph (8.7 km/h) 5.3 mph (8.5 km/h) 5.5 mph (8.9 km/h)
Gear 2..............................................................8.1 mph (13.0 km/h) 8.6 mph (13.8 km/h) 9.1 mph (14.6 km/h) 9.6 mph (15.4 km/h)
Gear 3..............................................................15.0 mph (24.1 km/h) 16.0 mph (25.8 km/h) 17.1 mph (27.5 km/h) 17.8 mph (28.6 km/h)
*624H equipped with 20.5-25 solid rubber tires; 644H equipped with 23.5-25 solid rubber tires.
Axles
Final drives .............................................................heavy-duty planetary, mounted inboard heavy-duty planetary, mounted inboard
Differentials ............................................................conventional front and rear – standard; hydraulic locking front, conventional front and rear – standard; hydraulic locking front,
conventional rear – optional; dual locking front and rear – optional; conventional rear – optional; dual locking front and rear – optional;
limited-slip front and rear – optional limited-slip front and rear – optional
Rear axle oscillation, stop to stop ...........................18 degrees 18 degrees
Maximum rise and fall, single wheel.......................12.6 in. (320 mm) 13.4 in. (340 mm)
Brakes (conform to SAE J1473, ISO3450) 624H / 644H
Service brakes........................................................inboard-mounted hydraulic wet disc, bathed in cooling oil, long life self-adjusting
Parking brake .........................................................automatically spring applied, hydraulically released, wet disc bathed in cooling oil
Hydraulic System 624H 644H
Pump (loader and steering).....................................variable-displacement, axial piston pump; closed-center, pressure variable-displacement, axial piston pump; closed-center, pressure
compensating system compensating system
Maximum flow .................................................55 gpm (200 L/min.) @ 1,000 psi (6895 kPa) and 2,200 rpm 68 gpm (257 L/min.) @ 1,000 psi (6895 kPa) and 2,200 rpm
Pressure ..........................................................loader and steering relief 3,600 psi (24 850 kPa) loader and steering relief 3,600 psi (24 850 kPa)
Loader controls.......................................................two-function valve; single- or dual-lever controls; control lever two-function valve; single- or dual-lever controls; control lever
lockout feature; optional third- and fourth-function valve with lockout feature; optional third- and fourth-function valve with
auxiliary lever auxiliary lever
C O N S T R U C T I O N E Q U I P M E N T C O N S T R U C T I O N E Q U I P M E N T
YEL MAG CYAN BLK
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