John Deere 770
| 1989 - 1998 |
70 Compact Series | Compact Utility tractor | Yanmar built |
|
Series map:
670
770
870
19.3hp
23.0hp
28.0hp
Production |
Distributor | John Deere
|
Manufacturer | Yanmar
|
Compact Utility tractor |
Built in Japan |
Original price was $13,000 in 1998 |
John Deere 770 Power |
Engine (net) | 23 hp 17.2 kW
|
PTO (claimed) | 20 hp 14.9 kW
|
Mechanical |
Two- or four-wheel drive |
Final drives | spur gear
|
Differential lock | mechanical rear
|
Steering | manual
|
Steering | power OptOptional
|
Dry shoe brakes |
Two-post ROPS. |
Capacity |
Fuel | 6.3 gal 23.8 L
|
Hydraulic system | 4 gal 15.1 L
|
Front axle | 3.2 qts 3.0 L
|
Hydraulics |
Type | open center
|
Capacity | 4 gal 15.1 L
|
Pressure | 2050 psi 141.3 bar
|
Rear valves | 2 OptOptional
|
Mid valves | 2 OptOptional
|
Pump flow | 5.6 gpm 21.2 lpm
|
Total flow | 5.6 gpm (manual steering) 21.2 lpm
|
  | 9.9 gpm (power steering) 37.5 lpm
|
Steering flow | 4.3 gpm 16.3 lpm
|
Tractor hitch |
Rear Type | I
|
Control | position control
|
Rear lift (at 24"/610mm) | 815 lbs 369 kg
|
Power Take-off (PTO) |
Rear PTO | transmission
|
  | live OptOptional
|
Rear PTO Type | 540
|
Engine RPM | 540@2600
|
Mid PTO | live OptOptional
|
Mid PTO Type | 2100
|
Engine RPM | 2100@2600
|
770 Serial Number Location |
|
Serial number plate above the PTO shaft on the John Deere 770. |
Electrical |
Ground | negative
|
Charging system | alternator
|
Charging amps | 20
|
Battery CCA | 447
|
Battery volts | 12
|
References |
|
Grounds Care & Recreation Products Sales Manual published in 1989, by John Deere |
Lawn & Grounds Care Sales Manual published in 1997, by John Deere* |
Commercial & Consumer Equipment Sales Manual published in 1999, by John Deere |
Golf and Turf Equipment Purchasing Guide published in 1998, by John Deere |
Operator's Manual 650 and 750 Tractors (OM-RW15455) published in 1984 |
Operator's Manual 670 and 770 Tractors (OM-M79606) published in 1988 |
Compact Tractors Under 40 Horsepower published in 1991, by John Deere |
Compact Utility Tractors published in 1993, by John Deere |
John Deere Compact Utility Tractors published in 1995 |
Compact Utility Tractors Product Information Handbook published in 1991, by John Deere |
*Publication contains known errors. |
Page information |
|
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Peter Easterlund - owner/author |
Email: Peter@TractorData.com |
Updated on July 25, 2022 |
http://techpubs.deere.com/ - Official operator manuals for purchase or download from Deere.
|
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