John Deere 444J - Manual (Page 24)

Engine 624J
Type . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . John Deere P OWER T ECH TM 6068H; meets EPA Tier II non-road emissions regulations
Cylinders . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Valves Per Cylinder. . . . . . . . . . . . . . . . . . . . . . . . . 4
Displacement . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 414 cu. in. (6.8 L)
Net Peak Power . . . . . . . . . . . . . . . . . . . . . . . . . . . 180 hp (129 kW) @ 1,800 rpm
Net Rated Power . . . . . . . . . . . . . . . . . . . . . . . . . . 165 hp (119 kW) @ 2,200 rpm
Net Peak Torque . . . . . . . . . . . . . . . . . . . . . . . . . . . 605 lb.-ft. (810 Nm) @ 1,000 rpm
Net Torque Rise . . . . . . . . . . . . . . . . . . . . . . . . . . . 54%
Net Power Bulge. . . . . . . . . . . . . . . . . . . . . . . . . . . 9%
Fuel System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . high-pressure common rail
Lube System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . full-flow spin-on filter and integral cooler
Aspiration. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . turbocharged, charge air cooled
Air Cleaner . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . dual element dry type, restriction indicator in cab monitor for service
Fan Drive . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . hydraulically driven, proportionally controlled, fan aft of coolers
Electrical System . . . . . . . . . . . . . . . . . . . . . . . . . . 24 volt with 80-amp alternator
Batteries (two 12 volt) . . . . . . . . . . . . . . . . . . . . . . 950 CCA
Transmission
Type . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . countershaft-type powershift
Torque Converter . . . . . . . . . . . . . . . . . . . . . . . . . . single stage, single phase
Shift Control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . electronically modulated, adaptive, load and speed dependent
Operator Interface . . . . . . . . . . . . . . . . . . . . . . . . . steering-column or joystick-mounted F-N-R and gear-select lever, kick-down button on hydraulic lever
Shift Modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . auto/manual, auto to 1st or 2nd, kick down or kick up/down, three clutch cutoff settings adjustable on switch pad
Travel Speeds*
Forward Reverse
Gear 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4.5 mph (7.2 km/h) 4.7 mph (7.5 km/h)
Gear 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7.7 mph (12.4 km/h) 8.1 mph (13.1 km/h)
Gear 3 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15.2 mph (24.5 km/h) 16.0 mph (25.8 km/h)
Gear 4 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24.6 mph (39.5 km/h)
*Equipped with 20.5-25 tires.
Axles/Brakes
Final Drives . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . heavy-duty inboard planetary
Differentials . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . hydraulic locking front, conventional rear — standard; dual locking front and rear — optional
Rear Axle Oscillation, Stop to Stop* . . . . . . . . . . . . 24 degrees
Brakes (conform to SAE J1473, ISO3450)
Service Brakes . . . . . . . . . . . . . . . . . . . . . . . . hydraulically actuated, inboard, carrier mounted, pressure oil cooled, self adjusting, multi-disc
Parking Brake . . . . . . . . . . . . . . . . . . . . . . . . . automatic spring applied, hydraulically released, oil cooled, multi-disc
*Contact dealer for information regarding limited slip and conventional front and rear availability.
**Equipped with 17.5-25 tires.
Tires
Choice of (with three-piece rims) Tread Width Width Over Tires Change In Vertical Height
20.5 R 25 L-3T . . . . . . . . . . . . . . . . . . . . . . . . 80.7 in. (2050 mm) 101.6 in. (2582 mm) 0 in. (0 mm)
20.5 R 25 L-2 . . . . . . . . . . . . . . . . . . . . . . . . . 80.7 in. (2050 mm) 101.6 in. (2582 mm) – 0.83 in. (– 21 mm)
20.5 R 25 L-3 . . . . . . . . . . . . . . . . . . . . . . . . . 80.7 in. (2050 mm) 101.5 in. (2577 mm) – 0.47 in. (– 12 mm)
20.5-25 L-2. . . . . . . . . . . . . . . . . . . . . . . . . . . 80.7 in. (2050 mm) 101.7 in. (2583 mm) – 0.27 in. (– 7 mm)
20.5-25 L-3. . . . . . . . . . . . . . . . . . . . . . . . . . . 80.7 in. (2050 mm) 101.9 in. (2588 mm) – 0.27 in. (– 7 mm)
600/65 R 25 . . . . . . . . . . . . . . . . . . . . . . . . . . 80.7 in. (2050 mm) 104.1 in. (2644 mm) – 0.83 in. (– 21 mm)
28L-26 Logger*. . . . . . . . . . . . . . . . . . . . . . . . 89.4 in. (2272 mm) 117.6 in. (2986 mm) + 3.1 in. (+ 79 mm)
*Equipped with one-piece rims.
Refill Capacities (U.S.)
Fuel tank (with ground-level fueling) . . . . . . . . . . . 92 gal. (348 L)
Cooling System . . . . . . . . . . . . . . . . . . . . . . . . . . . 23 qt. (22 L)
Engine Lubrication, Including Full-Flow Spin-On
Filter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25 qt. (24 L)
Powershift Transmission, Including Filter . . . . . . . . 24 qt. (23 L)
PAGES
24–25
Specifications Specifications Specifications
Vertis QCA
1300 19th Street, Suite 200
East Moline, IL 61244 C an Ma enta ello la
DKAJULDRP Page 24
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