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John Deere 111 Troubleshooting

JD 111 Engine Problems

Engine does not start

Empty gas tank - Add fuel.
Low-quality gasoline - Use correct gasoline grade.
Stale gas - Drain gasoline and fill fresh up.
Clogged fuel system - Remove clogging.
Defective spark plug wires - Inspect and change if necessary.
Spark plug damaged - Spark plugs need to be replaced.
Dirty fuel filter - Fit new filter.
Safety contact for brake pedal defective - Install new part.
Carburetor is clogged - Clean the carburetor.
Check and adjust governor linkage. Compression problems.

Engine is difficult to start

Spark plug fail - Inspect the spark, change if necessary.
Carburetor not adjusted - Adjust according to instructions.
Fuel pipes are clogged - Clean fuel system components.
Throttle cable is not adjusted correctly - Check and adjust.
Stale or improper fuel - Fill in proper fuel.
Electrical wiring worn out - Inspect and change wires if required.
Starter is not working - Check the starter and replace defective components.

Engine stalling, surging or running rough

Clogged cooling fins - Clean and wash cooling fins.
Electrical connections damaged - Inspect and restore defective contacts.
Ignition adjust incorrect - Check ignition and adjust if necessary.
Throttle cable sticking - Check and repair.
Air cleaner element plugged - Clean air filter.

Engine misses

Spark plug wear - Change spark plug.
Carburetor defective or not adjusted - Repair or adjust.
Ignition coil is damaged - Inspect ignition coil and change if required.

Engine overheating

Excessive engine load - Reduce loads.
Cooling fins or air inlet plugged - Clean dirty components.
Too much or too little oil - Inspect oil level.
Incorrect engine oil viscosity - Change oil.
Check connecting rod to crankshaft bearing clearance.
Idle speed problems - Adjust carburetor idle mixture screw.

Engine does not idle

Spark plug is loose - Adjust spark plug gap.
Spark plug wear - Inspect the spark, change if necessary.

John Deere 111 Engine knocking

Low octane gasoline - Use correct fuel.
Engine overloaded - Reduce loads.
Lack of engine oil - Add to required level.
Engine speed too low - Adjust carburetor.
piston rings or cylinder bore damaged - Inspect cylinder bore or rings for worn.
Inspect for engine overheats from clogged cooling fins.
Inspect and adjusting crankshaft end play.
Inspect for loose or wear connecting rods.

Engine backfires

Checking spark plug.
Check and adjust the choke.
Adjust carburetor idle mixture screw.
Checking and adjusting ignition coil air gap.
Inspect for sticking valves.
Test valve clearance, adjusting if necessary.
Checking flywheel key.

Loss of power

Engine overheating - Clean or replace air filter.
Engine oil overfilled - Drain excess oil.
Fuel pump is damage - Inspect and repair fuel pump.
Governor is damage - Repair or replace governor.
Check and overhaul carburetor.
Test engine compression.

Engine gets too much gas

Throttle does not open well - Inspect choke cable.
Carburetor problems - Check and adjust carburetor.

Exhaust with black smoke

Air cleaner element plugged - Check and clean.
Throttle not fully engaged - Replace or repair choke.
Check and adjust carburetor float level.

JD 111 Electrical System Troubleshooting

Starter doesn't work or will not turn engine

Fuse is defective - Installing new fuse.
Terminals are severely corroded and heat up - Inspect and clean contacts.
Low-voltage battery - Battery charging required.
Ignition lock is damaged - Change switch.
Faulty starter - Change the starter.
Wiring damage - Reconnect wires.

Battery will not charge

One or several cells defective - Install new battery.
Poor contact between cable and battery pole - Check and Clean.

Lighting does not function

Headlight wire connector disconnected.
Bulbs defective.
Wiring short circuit.

John Deere 111 Machine Problems

Tractor vibrates too much or rattles excessively

Attachment drive belts worn or damaged - Check and replace worn belt.
Worn traction drive belt - Fit new belt.
Drive sheaves malfunction - Clean the sheaves.
Mower blades problem - Replace defective blades.

Tractor doesn't move when engine runs

The parking brake is locked - Unlock park brake.
Bypass valve lever in the push position - Set bypass valve to the off position.
Loose lawnmower blades - Tighten mower blades.
Poor balancing after sharpening - Check mower blade balancing.
Transmission oil too low - Check transmission oil lever.

John Deere 111 Mower Deck Troubleshooting

Discharge Chute Plugged

Lawn mower is driving too fast - Choose recommended speed.
Grass Too Tall - Adjust cutting height.
Wet grass - Do not use the mower if grass is wet.
Engine rpm reduced - Open choke fully.
Restricted air flow - Check engine speed.
Mower cuts too low - Change cutting height.
Incorrect belt installation - Fit belt correctly.

Lawn mower leaving uncut grass

Clog in discharge area - Inspect and clean cutting deck.
Damaged blade - Install new blade.
Mower deck low - Level mower deck.
Grass bagger overfilled - Empty the grass bag.
Traveling too fast - Use slower speed.

Belt Slipping

Dirt in the sheaves - Clean or replace.
Belt is loose - Check and change damaged belt.
Belt tension problems - Check and adjusting belt tension.

Excessive mower vibration

Mower deck clogged or in sheaves - Remove debris from the pulley or deck.
Mower belt or sheave damaged - Change damaged parts.
Pulleys or belt misaligned - Inspect and align.
Incorrect blade balancing - Adjust blade balance.

Blades scalp grass

Incorrect height cutting - Check and adjust height.
Mower rollers height wrong - Adjust front or back wheel height.
Low tire inflation - Increase tire pressure.
Blades speed too fast - Blade speed required.
Blades are bent - Remove bent blade and fit new one.

Uneven Cut

Deck too low - Deck leveling required.
Low tire pressure - Tire pressure required.
Wheels not positioned correctly - Check the rollers heights.
Travel speed too high - Use slower speed.
Mower blade worn or bent - Inspect and fit new blade if required.

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