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John Deere E100 Tractor Problems

John Deere E100 Engine Troubleshooting

Engine fails to start

No gasoline in tank - Add fuel.
Wrong fuel grade - Change fuel.
Stale gas - Drain gasoline and fill fresh up.
Fuel system clogged - Repair or replace.
Plug connection defective - Install new spark plug wires.
Faulty spark plug - Inspect ignition spark.
Clogged fuel filter - Change fuel filter.
Defective safety switch - Replace if required.
Carburetor malfunction - Check and repair as required.
Check and adjust governor linkage. Check the Valves and Compression System.

Engine hard starting

Spark plug worn out - Check the spark and replace defective spark.
Carburetor not adjusted - Adjust according to instructions.
Fuel lines are clogged - Clean fuel system components.
Throttle cable is not adjusted correctly - Check and adjust.
Old or improper fuel - Drain and add quality fuel.
Loose or corroded electrical connections - Inspect and change.
Starter is not working - Test starter and repair if necessary.

Engine stalling, surging or running rough

Cooling fins plugged - Clean cooling fins.
Electrical connections damaged - Check and replace damaged connections.
Ignition setting defective - Check spark plug and ignition.
Throttle cable sticking - Check and replace.
Air filter element clogged - Change air cleaner.

Engine runs but misses

Spark plug fail - Change spark plug.
Carburetor is not adjusted correctly - Adjust carburetor as required.
Ignition coil not working - Replace defective component.

JD E100 Engine overheats

Engine overloaded - Reduce the load.
Air inlet or cooling fins blocked - Clean dirty components.
Too much or too little oil - Checking oil level and oil pressure.
Incorrect engine oil viscosity - Change engine oil.
Check internal bearing clearance.
Idle speed problems - Adjust carburetor for slower idle speed.

Engine will not idle

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

Engine knocking

Stale or low octane fuel - Change fuel.
Excessive engine load - Reduce the load.
Oil level low - Add engine oil.
Engine speed too low - Adjust the speed.
Cylinder bore and rings are wear - Check cylinder bore and rings for wear.
Check for engine overheating from plugged cooling fins.
Checking and adjusting valve clearance.
Check for worn crankshaft or camshaft bearings.

Engine back-fire

Checking spark plug.
Adjust or change the choke.
Checking and adjusting carburetor.
Checking and adjusting ignition coil air gap.
Inspect inlet and outlet valves.
Checking and adjusting valve clearance.
Checking flywheel key.

Engine lacks power

Engine overheats - Replace air cleaner.
Excess engine oil - Excess oil needs to be drained.
Fuel pump problems - Test fuel pump output.
Faulty governor - Checking and adjusting governor.
Inspect carburetor for plugged passages.
Test engine compression.

Excessive fuel consumption

Throttle does not open well - Adjust choke cable.
Carburetor malfunction - Adjust carburetor.

Exhaust with black smoke

Air filter element clogged - Clean or change filter.
Choke not fully engaged - Inspect and adjust throttle.
Checking and adjusting carburetor float level.

John Deere E100 Electrical System Troubleshooting

Starter motor will not turn engine

Main fuse malfunction - Installing new fuse.
Battery terminals are corroded - Clean connections.
Weak battery - Battery charging required.
Ignition switch problems - Change switch.
Damaged starter - Change the starter.
Wires disconnected - Replace electric wires.

Battery does not charge

Dead cell in the battery - Change the battery.
Bad contact between battery pole and cable - Change or clean cable.

No Lights work

Light plug disconnected.
lamp defective.
Short-circuit in cable.

JD E100 Machine Problems

Tractor vibrates excessively

Equipment driven belt worn out - Inspect and change damaged belt.
Traction drive belt damage - Check and change worn belt.
Drive sheaves are dirty - Installing a new pulley.
Blades bent or out of balance - Change as needed.

Tractor will not move with engine running

parking brake blocks the tractor - Release the parking brake.
Bypass valve pulled out - Deactivate the bypass valve.
Blades loose - Check mower blades and fasten as required.
Incorrect blade balancing - Balance the blades correctly.
Transmission oil is insufficient - Check transmission oil lever.

John Deere E100 Lawn Mower Troubleshooting

Discharge Chute Plugged

Speed too high - Use slower speed.
Grass has grown too long - Adjust the mower to a lower cutting height.
Wet grass - Do not mow when grass is wet.
Engine speed reduced - Open choke fully.
Loss of airflow - Adjust to high revs.
cut too low - Adjust cutting settings.
Belt is loose - Install the belt correctly.

Patches of grass uncut

Cutting deck clogging - Inspect and clean cutting deck.
Defective blade - Inspect and fit new blade if required.
Deck too low - Leveling the mower deck.
Bagger too full - Clean grass bag.
Speed too high - Need to reduce speed.

Slipping drive belt

Sheave is dirty - Check and clean.
Belt is worn out - Inspect and replace worn belt.
Poor belt tension - Belt tension needs to be adjusted.

Mower vibrates

Debris in mower deck or in pulleys - Remove debris from deck or pulley.
Worn belt or pulley - Replace defective parts.
Pulleys or belt misaligned - Check and align.
The blades are unbalanced - Blade balance required.

Blades scalping grass

Cutting height too low - adjust cutting height.
Mower wheel height incorrect - Check the wheel heights.
Low tire pressure - Increase tire pressure.
High blade speed during mowing - Adjust the speed of blades.
Blades are bent - Remove bent blade and fit new one.

Uneven cutting results

Mower deck low - Deck leveling required.
Tire pressure uneven - Check and inflate the tires.
Wrong rollers position - Adjust mower deck wheels.
Gear too high - Use slower speed.
Blades dull - Installing new blade.

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

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