________________________________________________________________________________

Cub Cadet LT1050 Lawn Tractor Problems

Cub Cadet LT1050 Engine Troubleshooting

Kohler engine not starting

No fuel in fuel tank - Fill fuel up.
Wrong fuel grade - Use quality gasoline.
Old fuel - Drain gasoline and add fresh.
Dirty fuel lines - Inspect and clean.
Spark plug wires are damaged - Replace if necessary.
Faulty spark plug - Spark plugs need to be replaced.
Fuel filter is dirty - Install new filter.
Faulty safety switch - Change damaged switch.
Carburetor problems - Carburetor diagnostics required.
Inspect starter cranking speed RPM. Check the Valves and Compression System.

Gas engine is difficult to start

Spark plug failed - Inspect the spark, replace if necessary.
Carburetor components worn out - Repair or replace parts.
Fuel lines are clogged - Clean fuel system components.
Choke cable not adjusted properly - Checking and adjusting.
Old or improper fuel - Fill in correct fuel.
Electrical connection problems - Check and replace.
Failing starter - Inspect the starter and change defective parts.

Engine runs unevenly

Cooling fins blocked - Clean cooling fins.
Loose electrical contacts - Inspect and replace defective contacts.
Incorrect ignition settings - Test ignition and spark plug.
Throttle cable sticking - Repair or change as needed.
Air filter element clogged - Clean or change air filter.

Engine stops or misses

Spark plug failed - Inspect spark plug wire.
Carburetor problems - Test and repair.
Ignition coil not working - Replace defective component.

Kohler engine overheats

Engine overloaded - Reduce the load.
Air intake screen clogged - Clean and wash dirty components.
Too much or too little oil - Inspect oil level.
Improper engine oil viscosity - Change engine oil.
Inspect crankshaft to main bearing clearance.
Fast idle speed - Adjust fast idle.

Engine doesn't idle speed

Spark plug not gapped correctly - Adjust spark plug gap.
Spark plug failed - Inspect the spark, change if necessary.

Engine knocks

Stale or low octane fuel - Change gasoline.
Engine overload - Reduce loads.
Lack of engine oil - Add to required level.
Low engine speed - Adjust the speed.
Cylinder bore and rings are wear - Inspect and replace if required.
Inspect for engine overheats from clogged cooling fins.
Inspect and adjusting crankshaft end play.
Checking for wear crankshaft or camshaft bearings.

Kohler engine backfires

Check spark plug for fouled.
Adjust or replace choke.
Test carburetor, adjust if necessary.
Check and adjust ignition coil air gap.
Check inlet and outlet valves.
Test valve clearance, adjusting if necessary.
Checking flywheel key.

Engine does not develop full power

Engine overheats - Air cleaner element plugged.
Too much oil in engine - Drain excess oil.
Faulty fuel pump - Inspect and repair fuel pump.
Defective governor - Checking and adjusting governor.
Check and overhaul carburetor.
Checking engine compression.

Engine gets too much gas

Throttle did not open fully - Inspect throttle cable.
Carburetor is not adjusted - Checking and adjusting carburetor.

Exhaust with black smoke

Air cleaner is dirty or oiled - Check and clean.
Throttle is partially engaged - Inspect and adjust throttle.
Check oil fill dipstick O-ring seal or cracked cap.

Cub Cadet LT 1050 Electrical System Troubleshooting

Starter motor will not turn engine

Main fuse malfunction - Install new fuse.
Terminals are severely corroded and heat up - Clean terminals.
Weak battery - Battery charging required.
Ignition switch defective - Replace the lock.
Damaged starter - Change the starter.
Wiring disconnected - Change wiring.

Battery doesn't charge

Battery cells defective - Fit new battery.
No contact between cable and battery terminal - Replace or clean cable.

Lighting does not function

Headlight wire connector disconnected.
Bulbs defective.
Inspect electrical wires for short- circuit.

Cub Cadet LT1050 Machine Troubleshooting

The machine vibrates

Attachment drive belts worn or damaged - Check and replace worn belt.
Worn traction drive belt - Installing new driven belt.
Drive pulley is dirty - Installing a new pulley.
Mower blades malfunction - Change as needed.

The engine is running but tractor is not moving

The parking brake is locked - Unlock park brake.
Bypass valve pulled out - Deactivate the bypass valve.
Mower blades are loose - Inspect and fasten securely if necessary.
Incorrect blade balancing - Inspect the blades and balance if necessary.
Transmission oil is insufficient - Check transmission oil lever.

Cub Cadet LT1050 Lawn Mower Problems

Plugged discharge chute

Traveling too fast - Operate the mower at low speed.
Grass has grown too long - Adjusting cutting height.
Wet grass - Wait until the grass dries.
Engine is running at too low speed - Open throttle fully.
Loss of airflow - Set higher revs.
Low cutting height - Adjust cutting settings.
Improper belt installation - Reinstall the belt properly.

Uncut grass during operation

Debris in cutting deck - Need to clean the mower deck.
Defective blade - Install new blade.
Deck too low - Deck leveling required.
Grass bag too full - Clean bagger.
Ground speed too fast - Do not use high speed.

Belt Slipping

Debris in sheaves - Check and clean.
Drive belt wear - Check and replace belt.
Low belt tension - Correct belt tension.

Excessive mower vibration

Debris in mower deck or in pulleys - Remove debris from deck or pulley.
Belt or sheaves faulty - Replace damaged parts.
Belt or sheaves no adjustment - Inspect and align.
The blades are unbalanced - Balance the blades.

Blades scalping grass

Incorrect height cutting - Set the correct cutting height.
Mower height wheels not adjusted - Adjust front or back wheel height.
Low tire pressure - Tire pressure required.
Higher blade speed - Correct blades speed.
Blades are bent - Replace blades.

Uneven Cut

Deck level is too low - Adjust and level the deck height.
Low tire pressure - Tire pressure required.
Rollers not positioned properly - Adjust wheel heights correctly.
Speed too high - Don't use fast speed.
Mower blades dull - Check for blade damage and replace if necessary.

CUB CADET TRACTORS TROUBLESHOOTING
1050	1863	2166	2182	2186
3184	3205	GT1554	GT2550	GTX2100
LT1040	LT1042	LT1045	LT1046	LT1050
LT2180	LTX1040	LTX1042	LTX1045	LTX1046
LTX1050	SLTX1054	XT1 LT42	XT1 LT46	XT3 GSX