I&T Shop Manual for the
John Deere 620

John Deere 620
General tractor information:
	Manufacturer:	John Deere
	Model:	620
	Type:	Farm/Agricultural tractor
	Years produced:	1956 - 1958
	Total built:	22,600
	Factory:	Waterloo, Iowa, USA
	Original price:	$3,000 (1956)
	Replaced:	John Deere 60
Tractor power:
	Drawbar (rated):	44 hp [32.8 kW]
	Drawbar (max):	45.78 hp [34.1 kW]
	PTO (rated):	48 hp [35.8 kW]
Engine:
	Manufacturer:	John Deere
	Fuel:	gasoline
	Cylinders:	2
	Bore/Stroke:	5.50x6.375 inches [140 x 162 mm]
	Displacement:	302.9 ci [5.0 L]
	Compression:	-unknown-
	Rated RPMs:	1125
	Cooling:	liquid
	Torque:	-unknown-
	Firing order:	1-2
Engine:
	Manufacturer:	John Deere
	Fuel:	all-fuel
	Cylinders:	2
	Bore/Stroke:	5.50x6.375 inches [140 x 162 mm]
	Displacement:	302.9 ci [5.0 L]
	Compression:	-unknown-
	Rated RPMs:	1125
	Cooling:	liquid
	Torque:	-unknown-
	Firing order:	1-2
Engine:
	Manufacturer:	John Deere
	Fuel:	LP gas
	Cylinders:	2
	Bore/Stroke:	5.50x6.375 inches [140 x 162 mm]
	Displacement:	302.9 ci [5.0 L]
	Compression:	-unknown-
	Rated RPMs:	1125
	Cooling:	liquid
	Torque:	-unknown-
	Firing order:	1-2
Transmission:
	Type:	-unknown-
	Forward:	6
	Reverse:	1
Mechanical:
	Chassis:	4x2 2WD
	Steering:	-unknown-
	Brakes:	-unknown-
Capacity:
	Fuel:	20.5 gal [77 L] all-fuel 22.25 gal [84 L] gasoline 33 gal [124 L] LP gas
	Aux. fuel:	1 gal [3 L]
	Coolant:	26 qts [24.6 L] 28 qts [26.5 L] (orchard)
3-Point Hitch:
	Rear Hitch Category:	I
	Rear lift:	-unknown-
Power Take-off (PTO):
	Rear PTO:	-unknown-
	Rear speed (RPM):	540
Tires:
	Ag front:	6.00-16 7.50-20 (high-crop)
	Ag rear:	12.4-38 13-30 (standard) 14-26 (orchard)
Dimensions:
	Weight:	5,900 lbs [2676 kg]
	Wheelbase:	-unknown-
	Length:	135.25 inches [343 cm] 125.825 inches [319 cm] orchard 147.1875 inches [373 cm] high-crop
	Width:	86.625 inches [220 cm] 74 inches [187 cm] high-crop
	Height:	88.125 inches [223 cm] 59.5 inches [151 cm] orchard 96.75 inches [245 cm] high-crop
	Ground clearance:	-unknown-
Electrical:
Nebraska Tractor Test 591:
	Test Date:	October 6, 1956
	Engine:	LP gas
	Belt (max):	50.34 hp [37.5 kW]
	Drawbar (max):	45.78 hp [34.1 kW]
	Test report:	PDF file
Nebraska Tractor Test 598:
	Test Date:	October 10, 1956
	Engine:	gasoline
	Belt (max):	48.68 hp [36.3 kW]
	Drawbar (max):	44.16 hp [32.9 kW]
	Test report:	PDF file
Nebraska Tractor Test 604:
	Test Date:	November 1, 1956
	Engine:	tractor fuel
	Belt (max):	35.68 hp [26.6 kW]
	Drawbar (max):	32.66 hp [24.4 kW]
	Test report:	PDF file
620 Serial Numbers:
1956: 6200000
1957: 6203778
1958: 6215048
Comments:
The John Deere model 620 was available in four variants: the row-crop 620, the standard 620S, the orchard 620-O, and the high-crop 620H.
John Deere 620 links:
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Last updated on April 25, 2008