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John Deere LA130 Troubleshooting

The John Deere LA130 is a two-wheel drive lawn tractor from LA100 series. This model was manufactured between 2007 and 2008.

The John Deere LA130 powerline system components: a 44.2 cubic inches (724 cc) Briggs and Stratton 441677 four-cycle V-twin cylinder OHV vertical-shaft air-cooled gasoline engine with a rated power of 21 Hp (15.7 kW), and Tuff Torq K46 belt-driven hydrostatic transmission with foot-controlled variable speed drive. The engine has a float-feed carburetor, pulse type fuel pump, and full pressure lubrication system with full-flow oil filter.

The maximum travel speed (forward and reverse): 5.5 mph (8.8 km/h) / 3.2 mph (5 km/h). The John Deere LA130 was equipped with a manual steering system, disc brakes, 16x6.50-8 front tires, and 22x9.50-12 rear tires. The wheel base is 49 inches (1240 mm). The tractor is compatible with a 48" mid-mount 3-blade mower deck with cutting height of 1-4" (25-102 mm) and manual lift system.

Engine Troubleshooting
Engine starts hard or will not start
Empty gas tank - Add fuel
Wrong fuel grade - Use quality fuel
Air in the fuel lines - Bleed the fuel lines
Spark plug wiring connection is defective - Check the spark plug wire connection, repair or replace
Spark plug is faulty - Change spark plug as required
Fuel filter is clogged - Change fuel filter
Brake pedal not depressed - Press the brake pedal
Problems with carburetor adjustment - Adjust as required
Poor engine compression - Check cylinder block and replace damaged components
Worn or unadjusted choke cable - Adjust properly or replace the cable
Engine runs roughly
Air intake screen is plugged - Clean and wash as required
Ignition system problems - Inspect ignition system and change faulty parts
Stuck or faulty choke cable - Replace or clean the cable
Dirty air filter element - Replace or service air filter
Dirty or faulty fuel pump - Clean or install new fuel pump
Engine starts but stalls suddenly
Damaged spark plug - Change spark plug as required
Defective or dirty carburetor - Clean or install new carburetor
Defective ignition coil - Ignition coil should be replaced
Bad or broken valve springs - Valve springs need to be changed
Valves are stuck - Clean the valves
Engine keeps overheating
Engine oil insufficient - Check oil level and add oil as required
Engine is overloaded - Reduce engine load
Air intake screen is plugged - Need to clean or wash
Carburetor fuel mixture is too lean - Use proper settings
Incorrect ignition timing - Set the ignition timing correctly
Improper valve setting - Valves needs to be set correctly
Abnormal engine noise or knocking
Low octane fuel - Use correct gasoline
Engine is under excessive load - Load reducing is recommended
Engine oil level low - Fill up the oil to required level
Too low idle RPM - Test and adjust
Clogged or defective fuel pump - Test fuel pump and change if necessary
Worn main bearings or crankshaft - Change or repair worn components
Incorrect valve clearance - Adjust to proper valve clearance
Damaged piston rings or cylinder bore - Change faulty components
Lack of engine power
Carburetor is dirty or incorrectly adjusted - Clean or properly adjust carburetor
Plugged air filter - Clean or change air filter
Fuel pump is clogged or faulty - Check fuel pump and change if required
Defective ignition - Check ignition system and replace faulty parts
Defective cylinder head gasket - Replace the head gasket
Valves are stuck or burned - Clean or replace valves
Worn or damaged push rod - Change push rod
Faulty cylinder block parts - Change defective components
Engine using too much gasoline
Throttle did not open fully - Replace or adjust throttle cable
Improper carburetor main jet adjustment - Adjust the carburetor main jet properly
Spark plug is loose or faulty - Re-tighten or replace spark plug
Valves are stuck, burned, or worn - Service or change valves
Rings, sleeve, or piston are damaged - Change defective components
Improper valve clearance - Check and adjust
Excessive oil consumption
Worn seals or gaskets - Install new components
Valve guides and stems are worn - Replace the valves
Damaged or seized piston rings - Piston rings need to be replaced
Scored cylinder liner or piston - Inspect liner and piston, replace as necessary
Breather hose or pipe is blocked - Change or clean

Hydrostatic Transmission Troubleshooting
Hydrostatic transmission makes noise
Speed control pedal linkage is bent or not adjusted - Adjust or change linkage
Excessive loading - Reduce the load is required
Insufficient oil level or contaminated oil - Change transmission oil or top up to proper level
Worn or defective transmission components - Replace or repair defective components
Hard to shift
Rusty or worn shift linkage - Install a new gear linkage
Stuck or defective hydrostatic pump - Replace or repair pump
Transmission shift control parts are faulty or unadjusted - Replace or adjust as required
Low power
Lack of transmission oil supply - Fill the transmission housing with oil
Drive sheave is worn or faulty - Change sheave
Shift linkage is damaged or unadjusted - Adjust properly or replace linkage
Bent or unadjusted speed control pedal linkage - Adjust or repair linkage
Transmission leakage
Damaged transmission seals or gaskets - Install new gaskets or seals
Final drive shaft leaks - Shaft seals need to be changed
Transmission housing is cracked - Replace housing or transmission assembly

Mower Deck Troubleshooting
Excessive mower vibration
Mower deck drive sheave is clogged or worn - Change or clean sheave
Drive belt is loose or defective - Adjust belt tension or replace belt
Cutting blades are not balanced or warped - Change or balance blades
Blade mounting bolts are loose - Tighten bolts as required
Discharge chute keeps clogging
Fast ground speed - Operate at slower speed
Grass is too high - Need to set low cutting height
Reduced engine speeds - Adjust throttle to full opening
Mower cuts too low - Must be set to high cutting height
Mower drive belt installation is improper - Install drive belt as required
Grass patches are not cut
Mower deck is clogged - Mower deck needs to be cleaned
Blades are not sharp - Sharpen the blades
Blades are defective or worn - Replace the blades
Fast ground speed - Need to slow down
Mower cuts too low - Change cutting height adjustment
Filled bagger - Remove grass from bagger
Blades scalping grass
Uneven or bumpy lawn - Lawn leveling required
Mower cuts too low - Change cutting height adjustment
Ground speed is too fast - Need to slow down
Incorrectly leveled mower deck - Level the deck correctly
Blades are bent or worn - Blades must be changed
Incorrect tire pressure - Inflate tires correctly
Mower cuts uneven
Low tire pressure - Inflate tires correctly
Improperly leveled mower deck - Adjust the level of mower deck correctly
Blades are too dull - Sharpen the blades
Blades are defective or worn - Blades need to be replaced
Deck clogged with grass clippings - Check cutting deck and clean as necessary
Deck shell is broken - Rebuild or change mower deck
Mower spindle is loose or defective - Replace or repair the spindle

Electrical Troubleshooting
Battery will not charge
Electrical wire connections are loose or corroded - Clean or tighten wiring connections
Battery terminal clamps are faulty - Install new terminal clamps
Worn-out battery - Change the battery
Starter motor cranks slow
Low battery capacity - Battery is drained, recharge it
Battery won’t hold charge - Battery needs to be serviced or replaced
Disconnected cables or faulty battery terminals - Check cables and clean or change terminals
Starter will not crank
Battery is drained or defective - Change or recharge battery
Wiring is improperly connected or disconnected - Check wiring and connect properly
Battery voltage is low - Low battery charging, charge as required
Improperly gapped or dirty spark plug - Clean, gap or change spark plug
Starter motor or solenoid is defective - Replace solenoid or repair starter




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