Specifications, Service and Repair of Farm and Lawn Tractors

________________________________________________________________________________

John Deere 855 Specs

JD 855 Engine Specifications

Engine Model - Yanmar 3TN75RJ
Engine Horsepower, Net - 24 hp (17.9 kW)
PTO Horsepower - 19 hp (14.2 kW)
Rated Engine Speed - 3200 rpm
Type - Diesel
Operating Range - 1400-3425 rpm
Number of Cylinders - 3
Displacement - 60.7 cu. in. (995 cm3)
Bore and Stroke - 2.95x2.95 in. (75x75 mm)
Compression Ratio - 17.8:1
Lubrication - Pressured
Cooling System - Water-pump
Air Cleaner - Dry-Type with Safety Element
Engine Shutoff - Key
Engine Torque at Rated Speed - 58 Nm (39 lb-ft)
Fuel System Type - Direct Injection
Injection Pump Type - In-line with Electric Shutoff
Gallon/hr at 75% load (mowing) - 0.79
Electrical System Type - 12 volt
Battery Size - 475 Amps
Alternator - 40 Amp
Starter Size - 1.3 hp (1.0 kW)

John Deere 855 Transmission

Transmission Type - Hydrostatic-2-range
Transaxle - Sunstrand Series 17
Transmission Speed Ranges - High/Low
Number of Speeds - Infinite
Transmission controll - two right-side foot pedals

JD 855 Power Take-Off

Type - Live Independent
Mid PTO Speed at 3200 engine rpm full load (1:1 gear ratio) - 2100 rpm
Rear PTO Speed at 3200 engine rpm full load (1:3 gear ratio) - 540 rpm
Clutch - Hydraulic Multi-Disk
Brake - Hydraulically Controlled

Mechanical

Drive Wheels - 2WD/4WD (Opt.)
Final Drive - Planetary
Brakes - Wet Disk
Steering - Power
Differential lock - Standard

JD 855 Hydraulics and Hitch

Hydraulic System Type - Open Center
Working Pressure - 2050 psi (14135 kPa)
Pump Type - Gerotor Gear
Pump Capacity - 5.6 gpm (0.35 L/s)
Hitch Type - Cat. 1
Hitch Lift Capacity (24 in. behind link arms) - 785 lbs. (357 kg)
Lift Control Type - Position

Tire Sizes

Front Tires (2WD, Standard) - 4.00x15
Front Tires (4WD, Standard) - 6.00x12
Front Tires (Lawn/Turf) - 23x8.50-12
Rear Tires (Standard) - 9.5x16
Rear Tires (Lawn/Turf) - 33x12.50-15

Capacities

Fuel Tank - 6.6 gal (25 L)
Cooling System - 4.8 qt. (4.5 L)
Crankcase (w/filter) - 4.1 qt. (3.9 L)
Transmission and Hydraulic System - 4.5 gal. (17 L)
MFWD Gear Case - 2.25 qt. (2.13 L)

John Deere 855 Dimensions

Wheelbase - 64 in. (162 cm)
Length - 110.3 in. (280 cm)
Width - 42.6 in. (108 cm) / 51.3 in. (130 cm)
Height (hood) - 52.3 in. (132 cm)
Height (ROPS) - 75.6 in. (192 cm)
Clearance 2WD (drawbar) - 12.68 in. (32 cm)
Clearance 4WD (drawbar) - 9.9 in. (25 cm)
Turning radius (2WD) - 8.5 feet (2.6 m)
Turning radius (4WD) - 8.8 feet (2.7 m)
Weight (2WD) - 1790 lbs. (812 kg)
Weight (4WD) - 1870 lbs (848 kg)

John Deere 855 Attachments

60" Mower deck

Type - Mid-mount, 3-blade with hydraulic lift
Cutting width - 60 in. (152 cm)
Weight - 325 lbs (147 kg)
Overall width - 72.5 in. (184 cm)
Cut height - 1.5 to 7.8 inch (3 to 19 cm)

72" Mower deck

Type - Mid-mount, 3-blade with hydraulic lift
Cutting width - 72 in. (182 cm)
Overall width - 85 in. (215 cm)
Cut height - 1.5 to 8.6 inch (3 to 21 cm)

70A Loader

Height (to pin) - 77.3 in. (196 cm)
Clearance, dumped bucket - 62 in. (157 cm)
Dump reach - 27.5 in. (69 cm)
Dump angle - 45
Reach at ground - 47.8 in. (121 cm)
Rollback at ground - 22
Breakout force (lift) - 1,300 lbs (589 kg)
Breakout force (bucket) - 1,570 lbs (712 kg)
Lift to full height (at pin) - 700 lbs (317 kg)
Bucket width - 48 in. (121 cm)
Raise time to height - 3.2 s
Bucket dump time - 2.2 s
Lowering time - 2.0 s
Rollback time - 2.2 s

7 Backhoe

Weight - 787 lbs (356 kg)
2-Foot flat digging depth - 90 in. (228 cm)
Reach from pivot - 114 in. (289 cm)
Loading height - 70 in. (177 cm)
Bucket force - 1,945 lbs (882 kg)
Dipperstick force - 1,095 lbs (496 kg)

________________________________________________________________________________

________________________________________________________________________________________

________________________________________________________________________________________

________________________________________________________________________________________

________________________________________________________________________________________

________________________________________________________________________________________

________________________________________________________________________________________

________________________________________________________________________________________

________________________________________________________________________________________

________________________________________________________________________________________

________________________________________________________________________________________

________________________________________________________________________________________

________________________________________________________________________________________

________________________________________________________________________________________

________________________________________________________________________________________

________________________________________________________________________________________

________________________________________________________________________________________

________________________________________________________________________________________

________________________________________________________________________________________

________________________________________________________________________________________

________________________________________________________________________________________

________________________________________________________________________________________

________________________________________________________________________________________

________________________________________________________________________________________

________________________________________________________________________________________

________________________________________________________________________________________

________________________________________________________________________________________

________________________________________________________________________________________

________________________________________________________________________________________

________________________________________________________________________________________

________________________________________________________________________________________

________________________________________________________________________________________

________________________________________________________________________________________

________________________________________________________________________________________

________________________________________________________________________________________

________________________________________________________________________________________

________________________________________________________________________________________

________________________________________________________________________________________

________________________________________________________________________________________

________________________________________________________________________________________

________________________________________________________________________________________

________________________________________________________________________________________

________________________________________________________________________________________

________________________________________________________________________________________

________________________________________________________________________________________