Specifications, Service and Repair of Farm and Lawn Tractors

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John Deere D160 Tractor Problems

John Deere D160 Engine Troubleshooting

Tractor engine fails to start

Empty fuel tank - Fill fuel up.
Incorrect fuel grade - Change gasoline.
Stale gas - Drain gasoline and fill fresh up.
Dirt and debris in fuel system - Remove debris and dirt.
Plug connection defective - Check wires connection.
Faulty spark plug - Change as required.
Clogged fuel filter - Fuel filter needs changing.
Defective safety switch - Replace if required.
Carburetor malfunction - Check and repair as required.
Inspect starter cranking speed RPM. Test compression.

Engine hard to start

Faulty spark plug - Inspect the spark, replace if necessary.
Carburetor incorrectly set - Set carb correctly.
Fuel pipes are clogged - Clean fuel system components.
Worn throttle cable - Replace as required.
Stale or improper fuel - Drain and add proper fuel.
Electrical wiring worn out - Inspect and change.
Starter problems - Check starter, repair or replace.

Engine runs unevenly

Cooling fins plugged - Clean cooling fins.
Electrical contacts are damaged - Inspect and restore defective contacts.
Ignition system problems - Inspect spark plug and ignition system.
Throttle cable sticking - Repair or change as needed.
Air cleaner element plugged - Replace air cleaner.

Engine misses

Faulty spark plug - Test spark plug.
Carburetor is not adjusted correctly - Adjust carburetor as required.
Ignition coil not working - Replace defective component.

Engine overheats

Excessive engine load - Reduce the load.
Air inlet or cooling fins blocked - Clean clogged components.
Too much or too little oil - Check oil level. Test engine oil pressure.
Low quality engine oil - Change engine oil.
Check connecting rod to crankshaft bearing clearance.
Too Fast idle - Adjust fast idle.

Engine will not idle

Poor spark plug contact - Check spark plug gap.
Spark plug fail - Check the spark and change defective spark.

JD D160 Engine knocks

Low octane fuel - Use proper gasoline.
Excessive engine load - Reduce the load.
Lack of engine oil - Add to required level.
Low engine speed - Adjust carburetor.
Piston rings and cylinder bore worn - Inspect cylinder bore or rings for worn.
Inspect for engine overheats from clogged cooling fins.
Inspect and adjusting crankshaft end play.
Checking for wear crankshaft or camshaft bearings.

Engine backfires

Check spark plug for fouled.
Adjust or replace throttle.
Check and adjust carburetor.
Checking and adjusting ignition coil air gap.
Inspect inlet and outlet valves.
Check and adjust valve clearance.
Inspecting flywheel key.

Engine does not develop full power

Engine overheating - Air cleaner element plugged.
Excess engine oil - Excess oil must be drained.
Fuel pump problems - Check fuel pump and replace if required.
Governor is damage - Inspect and repair governor.
Check carburetor float adjustment.
Test engine compression.

Excessive Fuel Consumption

Choke doesn't open well - Replace choke cable.
Carburetor malfunction - Check carburetor float adjustment.

Black exhaust smoke

Air filter element plugged - Check and clean.
Choke partially engaged - Replace or repair choke.
Check oil fill dipstick O-ring seal or cracked cap.

John Deere D160 Electrical System Troubleshooting

Starter does not run

Fuse is defective - Installing new fuse.
Terminals are severely corroded and heat up - Clean connections.
Battery not charged - Charge the battery.
Ignition switch is damaged - Change switch.
Starter fault - Change the starter.
Wiring disconnected - Reconnect wires.

Battery doesn't charge

Faulty cell in battery - Change the battery.
No contact between cable and battery terminal - Inspect and Clean.

Lighting does not function

Light plug defective.
Check lamps.
Short circuit in electrical wires.

JD D160 Machine Problems

Tractor vibrates too much or rattles excessively

Equipment drive belts worn out - Inspect and change damaged belt.
Worn traction drive belt - Installing new driven belt.
Drive sheaves are dirty - if required.
Bent cutting blade or no balance - Change as needed.

The engine is running but tractor is not moving

Parking brake locked - Unlock park brake.
Bypass valve lever in the push position - Set bypass valve to the off position.
Blade becomes loose - Inspect and fasten securely if necessary.
Blades are unbalanced - Check blade balancing.
Transmission oil too low - Pour oil as required.

John Deere D160 Lawn Mower Troubleshooting

Plugged discharge chute

Ground speed too fast - Do not use high speed.
Grass Too Tall - try operating a short cutting height.
The grass is wet - Don't mow while wet grass.
Engine rpm reduced - Increase engine rpm.
Lack of air flow - Set higher revs.
Lack of cutting height - Adjust to higher cutting.
Belt installed improperly - Install the belt correctly.

Patches of grass uncut

Debris in cutting deck - Check cutting deck and clean if necessary.
Damaged or worn blade - Sharpen the blade or install a new one.
Deck level is too low - Leveling the mower deck.
Bagger too full - Clean bagger.
Speed is very high - Do not use high speed.

Belt Slipping

Pulley is dirty - Need to clean the pulley.
Drive belt wear - Fit new belt.
Low belt tension - Check belt tension.

Excessive mower vibration

Debris in pulleys or in mower deck - Remove clogging from sheaves or mower deck.
Worn pulley or belt - Change defective components.
Pulleys or belt misaligned - Check and adjust.
No blade balance adjustment - Balance the blades.

Blade strips grass

Cutting height improper - Set the proper cutting height.
Mower rollers height wrong - Check wheel adjustment.
Low tire inflation - Increase tire pressure.
Blades speed too fast - Balance mower speed.
Bent blades during operation - Remove bent blade and install new one.

Uneven cutting results

Mower deck not leveled properly - Level mower deck.
Tire pressure unequal - Tire pressure required.
Wrong rollers position - Adjust rear or front wheel height.
Ground speed too high - Need to reduce speed.
Blades blunt - Check and replace the blade.

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JOHN DEERE LAWN TRACTORS SPECIFICATIONS

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ENGINES FOR JOHN DEERE LAWN TRACTORS

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JOHN DEERE TRACTORS ATTACHMENTS
420 430 455 790 990
X300 X320 X330 X350 X475
X485 X500 X540 X570 X590
X700 X720 X738 X758 1023E
2025R 2210 2520 3025E 3032E
3038E 3038R 3039R 3046R 3203
3320 3520 4052R 4066R 4100
4105 4115 4200 4310 4320
4400 4410 4520 4600 4720

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JOHN DEERE FRONT END LOADERS

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JD TRACTORS TROUBLESHOOTING
2640 3040 3310 3650 4100
5050D 5090R 5410 6105R 7200R
E130 L111 LA110 LT155 X300R

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JOHN DEERE FARM TRACTORS SPECIFICATIONS

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