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John Deere 6110 Troubleshooting
The
John Deere 6110 is a 2-wheel drive or 4-wheel drive utility tractor from 6000
Ten series. This model was manufactured between 1999 and 2002. The John Deere
6110 tractor is powered by 276 cu.in (4.5L) John Deere 4045TL 4-cylinder direct
injection turbocharged diesel engine. The engine has a cylinder bore of 4.19"
(106 mm), piston stroke of 5.00" (127 mm), maximum power of 84 hp (62.6 kW), and
345.8 Nm (255 lb-ft) of peak torque at 1100 rpm.
The John Deere 6110 is fitted with 2 types of transmission. 1st type:
SyncroPlus fully synchronized transmission with 12 forward and 4 reverse
gears. 2nd type: SyncroPlus Power Reverser 4-speed powershift
transmission with 16 forward and 16 reverse gears. The maximum forward
speed - 18.6 mph (29.9 kph), max reverse speed - 18.6 mph (29.9 kph).
The closed center hydraulic system used a variable displacement axial
piston pump with a rated fluid flow of 25.4 gpm (96.1 lpm). The
hydraulic pressure is 200 bar (2900 psi).
The John Deere 6110 is equipped with a power steering system,
differential hydraulic wet disc brakes, 7.50-18 (2WD) or 12.4-24 (4WD)
front tires, and 16.9-30 rear tires. The wheelbase is 94.5" (2400 mm).
Compatible attachments for the tractor: John Deere 620 front-end loader
with lift capacity to full height of 2707 lbs (1227 kg), John Deere 640
front-end loader with lift capacity to full height of 2970 lbs (1347
kg), or John Deere 640SL front-end loader with lift capacity to full
height of 3243 lbs (1471 kg).
| Engine Troubleshooting |
| Engine won't start or hard to start |
| Plugged fuel filter - Change filter element |
| No fuel supply from the tank - Open the fuel supply valve |
| Air trapped in fuel system - Bleed air |
| Clogged fuel injectors - Check fuel injectors and replace if required |
| Fuel injection pump is defective - Replace or rebuild injection pump |
| Bad engine compression - Check cylinder block and change worn components |
| Engine shuts off unexpectedly while running |
| Engine is cold - Engine is not warmed up to the required temperature |
| Fuel-line is leaking air - Retighten clamps, replace defective pipes |
| Improper fuel injection - Fuel injection settings required |
| Fuel filter is clogged - Install new filter element |
| Clogged or damaged injectors - Test fuel injectors and change if necessary |
| Diesel starts but suddenly stops |
| Incorrectly set fuel injection pump timing - Fuel injection pump timing adjustment needs to be corrected |
| Dirty fuel filter element - Clean or replace the filter |
| Fuel injector nozzles are defective or dirty - Check and change nozzles as required |
| Fuel injection pump is not operating properly - Rebuild or change fuel pump |
| Air cleaner is clogged - Install new cleaner element or replace it |
| Too low idle RPM - Correct low idle adjustment |
| Fuel injection pump is defective - Repair or change injection pump |
| Fuel injector nozzles are dirty or defective - Test injector nozzles and replace as required |
| Excessive valve clearance - Correct valve clearance |
| Low coolant level - Fill cooling system to proper level. Check for leaks or other malfunctions |
| Cooling system parts are defective or system is clogged - Replace faulty parts or flush the cooling system |
| Engine oil level low - Fill up the engine oil |
| Fan belt is defective or belt tension is not adjusted - Adjust belt tension correctly or change it |
| Defective thermostat - Test thermostat opening temperature, replace as required |
| Diesel engine is losing power |
| Fuel injectors are clogged or faulty - Test fuel injectors and change if necessary |
| Fuel injection pressure is wrong - Correct the pressure settings |
| Clogged air filter element - Service or replace the air filter |
| Dirty oil filter element - Change or clean engine oil filter element |
| Engine overloaded - Change to lower gear or reduce load |
| Valve clearance is not correct - Correct valve clearance |
| Low idle speed setting is incorrect - Correct low idle settings |
| Dirty fuel hoses or pipes - Fuel pipes and hoses need to be cleaned |
| Low engine compression: Valves are damaged or leaking - Install new valves |
| Unadjusted fuel injection pump timing - Correct injection timing |
| Fuel injector nozzles are damaged - Install new set of properly balanced nozzles |
| Engine oil insufficient - Need to add engine oil |
| Engine is not preheated - Warm up the engine |
| Crankshaft or main bearings are worn out - Crankshaft or bearings need to be replaced |
| Stuck or worn piston rings - Replace piston rings |
| Flywheel mounting screws are loose - Tighten the screws |
| Engine oil consumption is too high |
| External oil leaks: Worn seals or gaskets - New components need to be installed |
| Oil viscosity is wrong - Use oil of correct viscosity |
| Piston rings are stuck or broken - Replace piston rings |
| Damaged valve stems or valve guides - Valves must be replaced |
| Pistons or cylinder liners are worn - Inspect pistons and liners, fit new components as necessary |
| Electrical System Troubleshooting |
| Battery is not charging |
| Defective battery - Install a new battery |
| Battery electrical wire harness damage - Check battery wires for damage, replace or change |
| Battery terminals and cables are loose or corroded - Tighten or service cables and terminals |
| Belt wear or improper belt tension adjustment - Adjust belt tension as required or change belt |
| Low battery output voltage - Charge the battery |
| Battery won’t hold charge - Service battery or replace it |
| Damaged battery wiring harness - Inspect wiring for damage, replace or repair |
| Corroded or loose cables and terminals - Tighten or clean terminals and cables |
| Battery power is low - Battery is drained, recharge it |
| Discharged or faulty battery - Charge or change the battery |
| Starter motor is faulty - Change or repair starter |
| Battery cables are disconnected or incorrectly connected - Check cables and reconnect it correctly |
| Transmission Troubleshooting |
| Hard shifting |
| Incorrectly adjusted or damaged clutch - Adjust clutch or change if necessary |
| Stuck or damaged gear shift linkage - Change defective shift linkage |
| Damaged or worn shift forks - Shift forks need to be changed |
| Faulty parts in the gear shifting mechanism - Change faulty parts |
| Lack of transmission oil pressure |
| Low transmission fluid level - Fill up the transmission fluid |
| Transmission oil filter element is clogged (if equipped) - Replace or service transmission oil filter |
| Relief valve failure - Change the valve |
| Transmission is making noise |
| Cracked or worn bearings - Bearings replacement required |
| Oil level is insufficient - Add transmission oil as required |
| Dirty transmission oil - Change transmission oil |
| Damaged gears or improper backlash - Change damaged gears or adjust backlash properly |
| Shift forks are damaged or worn - Shift forks need to be replaced |
| Transmission fluid leakage |
| Gaskets or seals are defective Install new gaskets or seal |
| Cracked transmission case - Install a new transmission case |
| Hydraulics Troubleshooting |
| Hydraulic system is overheated |
| Improper hydraulic system pressure setting - Set the pressure properly |
| Defective or misadjusted main relief valve - Set up or change the relief valve |
| Hydraulic fluid is contaminated - Fill up with new hydraulic fluid |
| Aeration in hydraulic system - Check the pump seals, suction pipe, and fittings |
| Insufficient hydraulic fluid pressure |
| Hydraulic fluid level is low - Add fluid to the hydraulic system |
| Hydraulic oil filter is dirty - Service the hydraulic filter or change if required |
| Hydraulic pump failure - Test pump flow rate and replace pump if required |
| Defective or incorrect setting hydraulic control valve block - Adjust properly or change |
| Broken hydraulic cylinder - Check the hydraulic cylinder parts for damage or wear and replace if necessary |
| Hydraulic lines are leaking - Find leaks in the system and fix it |
| Hitch cannot be lifted or lifting is too slow |
| Hydraulic oil level is low - Fill the hydraulic system with oil |
| Hydraulic fluid is too cold - Allow fluid to warm |
| Hydraulic oil filter element clogging - Clean or replace the hydraulic filter |
| Hydraulic pump is defective - Check the pump capacity and replace pump if required |
| Main relief valve failure or incorrect setting - Replace or set up the relief valve |
| Hydraulic control valve is not set properly or defective - Set properly or replace |
| Hydraulic cylinder is not working - Check cylinder components for wear or damage and change if necessary |
| Suction pipe is broken or loose - Tighten the pipe or replace it |
| 3-point hitch won't drop or drops slowly |
| Hydraulic spool valve block is not set properly or defective - Change or set correctly |
| Faulty hydraulic cylinder - Inspect the hydraulic cylinder parts for damage or wear and replace if required |
| Hitch rock shaft is worn Install a new shaft |
| The hitch is defective if there is internal mechanical damage - Change faulty or worn hitch parts |
| 3-point hitch lifting or lowering is jerky |
| Air enters in hydraulic system - Check the pump seals, suction line, and fittings |
| Hydraulic oil is contaminated - Fill up with fresh hydraulic oil |
| Hydraulic pump is faulty - Check pump capacity and change if necessary |
| Defective or incorrect setting hydraulic spool valve block - Replace or adjust properly |
| Hydraulic cylinder malfunction - Check cylinder components for wear or damage and change if necessary |
| Steering System Troubleshooting |
| Heavy steering |
| Steering column is defective or improperly assembled - Change steering column or assemble properly |
| Air trapped in the steering system - Need to bleed air |
| Incorrect toe-in adjustment - Check and adjust toe-in |
| Tire pressure is low - Tires need to be inflated |
| Steering pump stopped working - Steering pump needs to be repaired or replaced |
| Hydrostatic steering unit is worn or defective - Change or repair steering unit if required |
| Insufficient steering fluid - Fill up the steering fluid |
| Steering system oil leakage - Tighten the steering hose and pipe joints |
| Excessive steering wheel free play |
| Steering column shaft or coupling has maximum wear - Change defective component |
| Worn or damaged hydrostatic steering unit - Replace or repair steering unit as required |
| Defective hydraulic steering pump - Repair or replace steering pump |
| Steering linkage or tie-rod ends are worn - Replace failed part |
| Front wheels wander to right or left |
| Tire pressure is improper - Inflate the tires properly |
| Improper toe-in adjustment - Adjust toe-in properly |
| Steering linkage or tie-rod ends are defective - Change failed part |
| Hydrostatic steering unit has wear or malfunction - Repair or replace the steering unit |
| Defective steering cylinder - Replace or repair hydraulic steering cylinder |
| Front hub bearings are worn or incorrectly adjusted - Adjust correctly or replace bearings |
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| Farm Tractors Technical Specifications |
