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Cub Cadet 2186 Lawn Tractor Problems
Cub Cadet 2186 Engine Troubleshooting
Engine won't start
Gas tank is empty - Fill gasoline up.
Wrong fuel grade - Use correct gasoline grade.
Old gasoline - Drain gasoline and change with fresh.
Dirt and debris in fuel system - Remove debris and dirt.
Spark plug wires are damaged - Inspect and replace if required.
Faulty spark plug - Replace as required.
Plugged fuel filter - Replace fuel filter.
Brake pedal not depressed - Press the brake pedal.
Carburetor problems - Carburetor diagnostics required.
Inspect starter cranking speed RPM. Test crankcase vacuum.
Kohler engine starts hard
Faulty spark plug - Test spark and change as required.
Wrong carburetor adjustment - Adjusting carburetor correctly.
Clogged fuel lines - Remove clogging from fuel pipes.
Throttle cable is not adjusted correctly - Check and adjust.
Old or improper fuel - Fill in proper fuel.
Electrical connection problems - Checking and replace wiring if
necessary.
Failing starter - Test starter and repair if necessary.
Rough running engine
Clogged cooling fins - Clean cooling fins.
Electrical contacts are damaged - Check and restore defective
connections.
Ignition adjustment lost - Check spark plug and ignition.
Choke cable sticking - Check and repair.
Air filter blocked - Change air cleaner.
Engine stops or misses
Spark plug wear - Inspect spark plug wire.
Carburetor defective or not adjusted - Repair or adjust.
Ignition coil air gap incorrect - Check and adjust ignition coil air
gap.
Kohler engine overheats
Excessive engine load - Reduce loads.
Air inlet or cooling fins blocked - Clean clogged components.
Engine oil high or too low - Inspect oil pump for damage or worn.
Poor quality oil - Change oil.
Inspect crankshaft to main bearing clearance.
Fast idle speed - Adjusting fast idle speed.
Engine does not idle
Spark plug not gapped correctly - Check tightness of spark plug.
Spark plug malfunction - Test spark and replace as required.
Kohler engine knocking
Stale gasoline - Use correct fuel.
Excessive engine load - Reduce loads.
Oil level low - add oil as required.
Engine is running at low revs - Adjust the speed.
Piston rings and cylinder bore are wear - Inspect cylinder bore or rings
for worn.
Inspect for engine overheats from clogged cooling fins.
Checking and adjusting valve clearance.
Inspect for loose or wear connecting rods.
Engine back-fire
Check spark plug and replace if necessary.
Adjust or change the throttle.
Check and adjust carburetor.
Check and adjust ignition coil air gap.
Inspect for sticking valves.
Check valve clearance, adjust if required.
Inspect flywheel key.
Loss of power
Engine overheating - Clogged air filter element.
High engine oil - Excess oil needs to be drained.
Faulty fuel pump - Testing fuel pump output.
Governor is damage - Inspect and adjust governor.
Inspect and repair carburetor.
Checking engine compression.
Excessive Fuel Consumption
Choke doesn't open well - Check throttle cable.
Incorrect carburetor adjustment - Checking and adjusting carburetor.
Black smoke is emitted during operation
Air cleaner element plugged - Check and clean.
Choke not fully engaged - Inspecting and adjusting choke.
Check and adjust carburetor float level.
Cub Cadet 2186 Electrical System
Troubleshooting
Starter does not function
Blown fuse - Installing new fuse.
Battery contacts are corroded - Inspect and clean terminals.
Low battery voltage - Need to charge the battery.
Ignition lock defective - Change the lock.
Starter is damaged - Repair or replace.
Wires disconnected - Connect wires.
Battery doesn't charge
Dead cell in the battery - Replace the battery.
Battery cables and terminals are dirty - Clean or change cable.
Lights do not work
Light plug defective.
Check light bulbs.
Wiring damaged - Check and replace.
Cub Cadet 2186 Machine Troubleshooting
The machine vibrates
Implements driven belt damaged or worn - Inspect and change damaged
belt.
Traction drive belt damage - Installing new driven belt.
Drive sheaves are dirty - Installing a new pulley.
Bent cutting blade or no balance - Change as needed.
Engine runs but tractor won't move
Parking brake locked - Unlock park brake.
Bypass valve lever activated - Deactivate the bypass valve.
Blade becomes loose - Inspect and fasten securely if necessary.
Poor balancing after sharpening - Check blades for damage and balance as
required.
Transmission oil is insufficient - Pour oil as required.
Cub Cadet 2186 Lawn Mower Problems
Discharge Chute Plugged
Travel speed too fast - Choose recommended speed.
High grass - Use a shorter cutting height.
The grass is wet - Do not use the mower if grass is wet.
Engine rpm too low - Increase engine rpm.
Loss of airflow - Set higher revs.
Low cutting height - Use higher cutting.
Belt fitted incorrectly - Install the belt correctly.
Uncut grass during operation
Mower's cutting deck is clogged - Check cutting deck and clean if
necessary.
Blades dull or damaged - Check for blade damage and replace if
necessary.
Deck too low - Leveling the mower deck.
Grass bagger overfilled - Clean bagger.
Speed too high - Need to reduce speed.
Belt slips
Dirt in the sheaves - Need to clean the pulley.
Drive belt wear - Install new belt.
Belt tension is incorrect - Adjust belt tension.
Mower vibrates
Mower clogged or in pulleys - Clean pulley and deck from debris.
Damaged pulleys or belt - Change worn parts.
Belt or pulleys out of centering - Inspect and adjust.
Improper blade balancing - Blades need balancing.
Blades scalping grass
Incorrect height cutting - Raise cutting height.
Mower wheel height incorrect - Adjust front or back wheel height.
Insufficient tire pressure - Increase tire pressure.
Blades speed too fast - Balance mower speed.
Blades are bent - Remove bent blade and fit new one.
Uneven cutting results
Mower deck not level - Checking and adjust deck height.
Tire pressure uneven - Inflate tires as required.
Incorrect rollers height - Check the rollers heights.
Operating at a faster ground speed - Choose recommended speed.
Blades worn - Sharpen the blade or install a new one.
- Cub Cadet 1200 Engine
- Cub Cadet 1250 Engine
- Cub Cadet 129 Engine
- Cub Cadet 1450 Engine
- Cub Cadet 149 Engine
- Cub Cadet 1515 Engine
- Cub Cadet 1863 Engine
- Cub Cadet 2185 Engine
- Cub Cadet 2206 Engine
- Cub Cadet 3240 Engine
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CUB CADET TRACTORS SPECIFICATIONS |
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ENGINES FOR CUB CADET LAWN TRACTORS |
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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 |