John Deere 84 User Manual
II~.
IJOHN DEEREI
84 LOADER
Modelshown may include options
ENGINEPERFORMANCE
Nm Ib-It
~ 244 1180
0
II:
f2 217 1160
I-
w
z 190 1140
11.3
3
0
2
1
0
1000 1200
ENGINE SPEED - APM
...J 7.5
w -
=> 3.8
LL
'Depending on operating variables
IDAQUE
FUEL CONSUMPTION
.FULL LOAD
TYPICAL'
1400
="""'.,c.,
1600
1800
hp I kW
60 145
50137~
40130t;j
30 122
FEATURES
52SAEnethp (39kW)
Four-wheel drive
1.0cu. yd.(.8 m3)bucket
Torqueconverterwith PowerShift
transmission: three speeds forward, one
II:
reverse
0
Power steering; articulated frame
Q.
Four-wheel wet-disk brakes and disk parking
z
brake
Inboard planetary final drives
Single-lever loader control with standard
automatic return-to-dig
Roll-overprotectivestructure (ROPS)with
canopy. Meets criteria of SAEJ394, SAE
J1040A,and ISO3471, Alsomeets FOPS
(fallingobject protectivestructure) criteriaSAE
J231and ISO3449
Standard vandal protection
ADD VERSATILITY WITH:
Bucketteeth
Auxiliary cutting edge
Snow removal equipment
Litho in U.S.A. T-1-87
4-84
84 LOADERSPECIFICATIONS
Specifications and design subject to change without notice. Wherever applicable, specifications are inaccordance with SAE Standards. Except where otherwise noted,these
specifications are based on a machine with all standard equipment, 17.5/65-20,10 PR, L2tires, RapS cab, full fuel tank, and 175-lb.(80 kg) operator.
Rated Power @ 1800 rpm: SAE DIN 70 020
Net 52hp(39kW) 40kW
Gross..,...,., 55hp(41 kW)
Net engine power is with standard equipment including air cleaner, exhaust system,
alternator,and cooling fan, at standard conditions perSAE J1349 and DIN 70 020, using
No.2-D fuel @35 API gravity. Noderating is required up to 5000 feet (1500 m) altitude.
Gross power is without cooling fan.
Engine: Yanmar4TN100
Type. . . . . . . . . . . . . . . . 4-stroke cycle, naturally aspirated diesel
Bore and stroke 3.9x4.3in.(100x110)
No. ofcylinders 4
Displacement 211cu.in.(3.458L)
Maximum net torque @ 1200 rpm. . . .174 Ib-ft(236 Nm) (24 kg-m)
Cooling fan Blower
Air cleaner w/restriction indicator Dry
Electrical system. . . . . . . . . . . . . . . . . 24 volt w/25-amp alternator
Batteries (two 12 volt)
25 amps at 80°F (27°C) Reserve capacity: 81 min. each
BCI group 24 cold cranking capacity at OaF (-18°C) ..278 amp
Torque Converter:
Type Singlephase
Torquemultiplication 3.00t01
Transmission PowerShift
Forward Speeds:
1...............................
2...............................
3...............................
Reverse Speeds:
1...............................
Differentials:
Frontand rear conventional
Drive Axles. . .. .. ... Inboard-mountedplanetarygearstoeach
wheel. Frontaxle fixed. Rear axle oscillates 16degrees.
Steering. . . . . . . . . . . . . . Full power steering. Frame articulated
80 degrees by one hydraulic cylinder.
Turningradius (measured to centerline of
outsidetire) 12ft.6in.(3.82m)
Cylindersize:Stroke 9.65in.(245mm)
Brakes:
Service. . . . . . . . . . . .. Dual hydraulic, 4-wheel inboard-mounted,
wet disk. Foot-operatedby either pedal.
Parking. . . . . . . 10.9in. (277 mm) diameter disk ontransmission
output shaft, hand-operatedwith warning lighl.
Hydraulic Systems:
Steering and loader functions. . . . . . . An engine-driven gear-type
pump delivers 21.1gpm (1.33LIs) at 2500 psi(17238 kPa)(175kg/
cm2)and 1800 engine rpm. Loader function relief valve pressure
setting is 2500 psi (17 238 kPa) (175 kg/cm2).Maximum steering
pressure is 1850psi (12756 kPa)(130 kg/cm2).
Control. . . . . . .. . .. .. . . . . . . . Single-lever, dual hydraulic valve.
Optional triple hydraulic valve with separate lever.
Loader hydraulic operating cycle times at full throttle:
Raise 5.4sec.
Dump ..., 1.0sec.
Lowering:float 4.5sec.
Maximum lift capacity with 1.0 cu. yd. (.8 m3)general purpose
bucket:
Maximum height 4850Ib.(2200kg)
Groundlevel 6835Ib.(3100kg)
Rod diameter 1.18in.(30mm)
Bore 2.36in.(60mm)
power 3.5sec.
mph
0-5.6
0-9.6
0-17.7
0-7.1
(km/h)
0-9.0
0-15.5
0-28.5
0-11 .5
Hydraulic Cylinders: Bore Stroke
Boom,two 3.15in.(80mm) 22.5in.(571mm)
Bucket, one. . .. . . . . . . .. 3.15 in. (80 mm) 18.5 in. (470 mm)
Boom and bucket cylinder rods. . . . . . .. . . 1.77 in. (45 mm) dia.
Tires: 17.5/65-20, 10 PR, L2 tubeless w/valve stem protectors
Treadwidth 61 in. (1550mm)
Width over tires 79in.(2005mm)
Capacities: U.S.
Coolingsystem 21ql.
Fueltank 15.3gal.
Crankcase 12qt.
Crankcase, including filter 13ql.
Transmission case and filters. . . . . . . . .. . . . , 24 ql.
Front and rear differential. . . . . . . . . . . .. . . . . 10 ql.
Loaderhydraulicsump 74ql.
Additional Standard Equipment:
Adjustable, cushioned vinyl seat
Antifreeze
Articulation transport lock
Automatic return to dig
Counterweight, rear w/drawbar and service step
Differential, conventional
Dual hydraulic valve for loader
Electrical system, 24-volt
Front and rear fenders
Fuel filter
Fuel shut-off, manual
Gauges:
Coolant temperature
Electric hourmeter
Transmission oil pressure
Sight gauges -
Brake oil
Fuel tank
Hydraulic reservoir
Transmission
Hand grips
Horn
Key switch
Lights:
Driving
Stop and tail
Indicator lights -
Engine pre-heat
Hi-beam
Turn and flashing signals
Instrument panel warning lights -
Alternator
Engine oil pressure
Parking brake
Transmission oil temperature
Mirrors, rearview
Muffler
Reverse warning alarm
ROPS canopy w/seat belt
Transmission clutch disconnect
Valve stem protectors
Vandal protection package
Optional or Special Equipment:
Auxiliary cutting edges
Bucket teeth
Lights, front and rear work
Rear wiper and washer for ROPS cab
ROPS cab w/heater, dome light, front wiper and washer, floor
mat and sliding rear window
Triple hydraulic valve for loader
Liters
11.5
12.5
9.5
I
J
20
58
23
70
J
)
"-'"
J
J
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