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John Deere L130 Troubleshooting

The John Deere L130 lawn tractor was manufactured from 2003 to 2005. John Deere L130 powertrain system components: Kohler Command CV23S 4-cycle 2-cylinder OHV air-cooled gasoline engine and Tuff Torq K46 HD belt-driven hydrostatic transmission with foot-controlled variable speed drive.

A 41.1 cubic inches (673 cc) engine has a cylinder bore of 3.15" (80 mm), piston stroke of 2.64" (67 mm), and rated power of 23 hp (17.2 kW). Max. forward speed - 5.5 mph (8.8 km/h), maximum reverse speed - 3.2 mph (5.1 km/h).

The tractor is equipped with a manual steering system, wet disc brakes, 16x6.50-8 front tires, and 22x9.50-12 rear tires. The wheelbase is 49" (1240 mm). The John Deere L130 is compatible with a 48" mid-mount 3-blade mower deck with cutting height of 1.0-4.0" (25-102 mm) and manual lift, 42" front-mount two-stage snowblower with clearing height of 21" (530 mm) and mechanical lifting system, 46" front-mount blade with lift height of 6.5" (165 mm).

Engine Troubleshooting
Engine is not starting or hard starting
Gas tank is empty - Add gasoline
Wrong fuel grade - Use correct fuel grade
Air trapped in fuel system - Bleed air
Spark plug wire is disconnected or loose - Check spark plug wiring connection, repair or change
Faulty spark plug - Replace spark plug
Clogged fuel filter - Change fuel filter
Defective safety switch - Replace if required
Carburetor components worn out - Repair or replace parts
Weak cylinder compression - Inspect cylinder block and change worn parts
Choke cable is damaged or not adjusted properly - Adjust properly or change the cable
Irregular engine running
Clogged cooling fins - Need to wash or clean
Ignition system failure - Inspect ignition system and change faulty parts
Throttle cable is defective or stuck - Change or clean the cable
Clogged air filter - Change or clean air filter
Dirty or defective fuel pump - Clean or install new fuel pump
Engine starts but immediately stops
Spark plug is damaged - Change spark plug
Carburetor is clogged or faulty - Carburetor needs to be replaced or cleaned
Faulty ignition coil - Replace ignition coil as necessary
Damaged or weak valve springs - New valve springs need to be installed
Valves are stuck - Valves must be cleaned
Engine overheated
Engine oil level low - Checking oil level and add if necessary
Engine overload - Reduce load
Plugged cooling fins - Need to wash or clean
Carburetor mixture is too lean - Set the carburetor properly
Wrong ignition timing - Ignition timing needs to be adjusted correctly
Wrong valve setting - Adjust valves as required
Engine knocking sound or abnormal noise
Stale fuel - Change fuel
Engine overload - Reduce load
Not enough engine oil - Need to add engine oil
Incorrect low idle setting - Adjust as required
Dirty or faulty fuel pump - Service or replace fuel pump
Main bearings or crankshaft are worn out - Worn parts replacement required
Valve clearance is wrong - Check and adjust
Damaged cylinder bore or piston rings - Replace faulty components
Engine power is insufficient
Incorrectly adjusted or clogged carburetor - Service or correctly adjust carburetor
Clogged air filter - Clean or replace air filter
Clogged or defective fuel pump - Clean or install new fuel pump
Ignition system malfunction - Inspect ignition system and change failed components
Worn cylinder head gasket - Replace cylinder head gasket
Valves are burned or stuck - Service or replace valves
Push rod is worn or bent - Replace push rod
Damaged cylinder block parts - Replace defective parts
Engine uses too much fuel
Throttle opening is not full - Adjust or change throttle cable
Improper adjustment of carburetor main jet - Adjust it correctly
Spark plug is loose or faulty - Tighten or change the spark plug
Worn, stuck, or burned valves - Service or replace valves
Rings, sleeve, or piston are damaged - Change defective parts
Incorrect valve clearance - Check and adjust
High oil consumption
Defective seals or gaskets - To repair leaks, replace worn parts
Worn valve guides and valve stems - Replace defective valves
Worn or broken piston rings - Change piston rings
Scuffed cylinder liner or piston - Inspect piston and liner, change as required
Breather hose or pipe is plugged - Clean or change

Hydrostatic Transmission Troubleshooting
Excessive HST transmission noise
Bent or unadjusted speed control pedal linkage - Adjust or change linkage
Excessive loading - The load should be reduced
Low transmission oil level or contaminated oil - Add oil to proper level or pour fresh transmission oil
Transmission parts are worm or defective - After disassembly and inspection, replace defective components
Hard shifting
Shift linkage is damaged or loose - Replace or service the linkage
Faulty or blocked hydrostatic pump - Replace or repair pump
Faulty or misadjusted transmission shift control parts - Adjust properly or change
Low power
Transmission oil insufficient - Add oil to the transmission housing
Worn or faulty drive pulley - Replace pulley
Unadjusted or broken shift linkage - Adjust correctly or replace linkage
Speed control pedal linkage is damaged or out of adjustment - Adjust or replace linkage
Transmission leaks
Transmission gaskets or seals are damaged - Change seals or gaskets
Final drive shaft leakage - Shaft seals need to be changed
Transmission housing is cracked - Install a new transmission housing

Mower Deck Troubleshooting
Mower vibrates excessively
Drive pulley of mower deck is damaged or dirty - Replace or clean pulley
Loose or worn drive belt - Belt needs to be adjusted or replaced
Not balanced or bent mower blades - Balance or change as needed
Loose blade mounting bolts - Tighten it fast
Discharge chute is regularly plugged
Fast mowing speed - Operate at slower speed
Tall grass - Need to set low cutting height
Low engine speeds - Adjust choke to full opening
Mower deck set to low cutting - Must be set to high cutting height
Incorrect mower drive belt installation - Drive belt must be installed correctly
Grass patches are not cut
Cutting deck clogging - Clean out the mower deck
Excessive blade dullness - Need to sharpen the blades
Worn or defective blades - Install new blades
Fast mowing speed - Select a lower speed
Cutting level is too low - Change cutting height adjustment
Full bagger - Bagger must be empty
Blades scalp the grass
Lawn is uneven or bumpy - Roll or level the lawn
Mower deck cutting height is set too low - Change cutting height adjustment
High mowing speed - Operate at slower speed
Improper mower deck level - Deck needs to be adjusted properly
Bent or worn blades - Blades must be changed
Low tire inflation - Inflate tires as required
Mower cutting is uneven
Low tire inflation - Need to inflate tires
Mower deck is not leveled properly - Adjust mower deck level properly
Not sharp blades - Blades need to be sharpened
Blades are worn or damaged - Replace the blades
Deck clogged with grass clippings - Need to clean the mower deck
Deck shell is damaged - Rebuild or change mower deck
Loose or faulty mower spindle - Change or repair the spindle

Electrical Troubleshooting
Battery won’t charge
Electrical wire connections are loose or corroded - Tighten or service cable connections
Faulty battery terminal connectors - Terminal connectors should be replaced
Dead cell in battery - Replace the battery
Starter cranks slowly
Low battery voltage - Battery is drained, charge it
Battery is draining quickly - Service battery or replace it
Wires are disconnected or battery terminals are corroded - Check cables and replace or service terminals
Starter does not work
Battery is drained or worn - Replace or charge as required
Battery cables are disconnected or improperly connected - Inspect cables and connect properly
Battery voltage is low - Low battery charging, charge as required
Spark plug worn or incorrectly gapped - Clean, gap or replace spark plug
Starter motor or solenoid is defective - Starter/solenoid should be replaced




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