________________________________________________________________________________________
John Deere 7810 Maintenance
The
John Deere 7810 is a 2WD or 4WD row-crop tractor from 7010 series. This model
was manufactured between 1997 and 2003. The JD 7810 tractor is powered by 496
cubic (8.1 L) John Deere 6081T 6-cylinder turbocharged direct injection diesel
engine. The engine has a cylinder bore of 4.56" (116 mm), piston stroke of 5.06"
(129 mm), and rated power of 175 hp (130.5 kW).
The John Deere 7810 is fitted with three types of transmission: 16x16
PowrQuad partial powershift transmission, 20x20 AutoQuad planetary gears
transmission, or PowerShift transmission with 19 forward and 7 reverse
gears.
The maximum travel speed (forward/reverse): 23.6 mph (38 km/h). The
closed center pressure/flow compensated hydraulic system includes a
variable displacement axial piston pump with a rated capacity of 26 gpm
(98.4 lpm). The main relief pressure is 200 bar (2900 psi). The 2WD
models are equipped with 11.00x16 front tires and 18.4R38 rear tires.
The 14.9R28 front tires and 18.4R38 rear tires are used for 4WD
tractors. The wheel base is 114.4" (2900 mm) for 2-wheel drive models
and 110.2" (2790 mm) for 4-wheel drive models.
| Engine oil capacity, gal (L) |
6.3 (24.0) |
| Engine coolant capacity, gal (L) |
6.9 (26.0) |
| Hydraulic system capacity (PowerShift transmission), gal (L) |
24.0 (91.0) 2WD or 27.0 (102.3) MFWD |
| Hydraulic system capacity (PowrQuad transmission), gal (L) |
22.9 (87.0) 2WD or 25.9 (98.3) MFWD |
| Hydraulic system capacity (AutoQuad transmission), gal (L) |
22.9 (87.0) 2WD or 25.9 (98.3) MFWD |
| Hydraulic system capacity (IVT transmission), gal (L) |
27.0 (102.3) |
| Front axle capacity, gal (L) |
3.8 (14.4) |
| Recommended Oil and Fluid |
| Engine oil type |
Plus-50, Torq-Gard Supreme, SAE 10W-40, 15W-40, 5W-40. API Service category CF-4, CG-4, CH-4 |
| Engine coolant type |
Cool-Gard Pre-diluted Coolant |
| Hydraulic/Transmission fluid type |
Hy-Gard, Low Viscosity Hy-Gard, JDM J20C, J20D |
| Front axle oil type |
Hy-Gard, Low Viscosity Hy-Gard, JDM J20C, J20D |
| Check hydraulic/transmission fluid level |
Every 50 hours |
| Check front axle oil level |
Every 50 hours |
| Clean battery and check electrolyte level |
Every 250 hours |
| Lubricate axle hub bearings |
Every 250 hours |
| Change engine oil |
Every 250 hours |
| Replace engine oil filter |
Every 250 hours |
| Clean cab air filters |
Every 250 hours |
| Check front PTO oil level |
Every 250 hours |
| Inspect and adjust fan belt |
Every 250 hours |
| Replace cab air filters |
Every 500 hours |
| Change engine fuel filter |
Every 750 hours |
| Lubricate rear axle bearings |
Every 750 hours |
| Replace hydraulic/transmission oil filter |
Every 750 hours |
| Check and adjust engine idling |
Every 750 hours |
| Change hydraulic/transmission fluid |
Every 1500 hours |
| Change front axle oil |
Every 1500 hours |
| Change front PTO housing oil |
Every 1500 hours |
| Check belt tensioner |
Every 1500 hours |
| Replace primary engine air filter |
Every 2000 hours |
| Replace secondary engine air filter |
Every 2000 hours |
| Check and adjust valve clearance |
Every 2000 hours |
| Flush cooling system and add new coolant |
Every 3000 hours |
| Engine oil filter part number |
DZ101880, RE509672 |
| Engine fuel filter part number |
AR86745, AR103220 |
| Primary engine air filter part number |
RE65880 |
| Secondary engine air filter part number |
RE34967 |
| Cab recirculation air filter part number |
RE48882 (Std), RE151778 (HD), RE201745 (Carbon) |
| Cab fresh air filter part number |
RE24619 (Std), RE67829 (HD), RE199681 (Carbon) |
| Hydraulic/transmission oil filter part number |
RE205726 and R86516, RE161181 (IVT) |
________________________________________________________________________________________
________________________________________________________________________________________
________________________________________________________________________________________
| Farm Tractors Technical Specifications |
