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John Deere LX277 Troubleshooting
The
John Deere LX277 is a 2WD lawn tractor from LX200 series. This model was
manufactured between 1999 and 2003. The John Deere LX277 driveline components: a
30.2 cu.in (494 cc) Kawasaki FH500V 4-stroke vertical shaft V-Twin cylinder
gasoline engine and Tuff Torq K62 belt-driven hydrostatic transmission with
infinite forward and reverse gears.
The engine has a cylinder bore of 2.68" (68 mm), piston stroke of 2.68"
(68 mm), and rated power of 17 hp (12.6 kW). Max. forward speed - 5.5
mph (8.8 kph), maximum reverse speed - 3 mph (4.8 kph). The tractor is
equipped with a manual steering system or all wheel steering (LX277AWS),
internal expanding brakes, 16x6.00-6 front tires, and 20x10.00-8 or
20x10.00-10 (LX277AWS) rear tires.
Compatible attachments for the John Deere LX277 tractor: a 42" mid-mount
2-blade mower deck with cutting height of 1.0-4.0" (25-102 mm) and
manual lift system, 48" mid-mount 3-blade mower deck with cutting height
of 1.0-4.0" (25-102 mm), 13 cut adjustments, and mechanical lift system,
42" front-mount single-stage snowblower with clearing height of 16.3"
(412 mm), and 42" front-mount blade.
| Engine Troubleshooting |
| Engine hard starting or not starting |
| No gasoline in tank - Fill gasoline up |
| Incorrect fuel grade - Change fuel |
| Air or water in fuel system - Remove water or air from fuel system |
| Spark plug wiring connection is defective - Inspect the spark plug wire connection, replace or repair |
| Damaged spark plug - Change spark plug |
| Plugged fuel filter - Replace fuel filter |
| Faulty safety switch - Change damaged switch |
| Problems with carburetor adjustment - Adjust as required |
| Low cylinder compression - Check cylinder block and replace worn parts |
| Incorrectly adjusted or damaged throttle cable - Adjust properly or replace the cable |
| Engine runs intermittently |
| Air intake screen is blocked - Need to clean or wash |
| Ignition system problems - Check ignition system and replace faulty parts |
| Stuck or faulty choke cable - Change or clean the cable |
| Air filter is dirty - Service or replace air filter |
| Dirty or damaged fuel pump - Service or change fuel pump |
| Engine starts but then stops |
| Faulty spark plug - Change spark plug |
| Carburetor is clogged or defective - Service or change carburetor |
| Damaged ignition coil - Change ignition coil as required |
| Broken or loose valve springs - New valve springs need to be installed |
| Stuck valves - Service the valves |
| Engine oil insufficient - Checking oil level and add if necessary |
| Engine is running overloaded - Reduce engine load |
| Air intake screen is plugged - Clean and wash as required |
| Too lean carburetor mixture - Make the correct settings |
| Ignition timing is incorrect - Ignition timing needs to be set properly |
| Improper valve setting - Valves needs to be set correctly |
| Abnormal engine noise or knocking |
| Low octane fuel - Use proper gasoline |
| Engine overload - Reduce engine load |
| Low engine oil level - Check and refill engine oil |
| Incorrectly set low idle speed - Adjustment required |
| Clogged or damaged fuel pump - Test fuel pump and change if necessary |
| Crankshaft or main bearings failure - Replace crankshaft or bearings |
| Valve clearance is not correct - Adjust valve clearance |
| Worn cylinder bore or piston rings - Change faulty components |
| Carburetor is dirty or incorrectly adjusted - Adjust the carburetor correctly or clean it |
| Plugged air filter - Clean or replace air filter |
| Clogged or damaged fuel pump - Clean or replace fuel pump |
| Ignition system malfunction - Check ignition system and replace faulty parts |
| Damaged cylinder-head gasket - Cylinder-head gasket replacement required |
| Valves are stuck or burned - Service or change valves |
| Damaged or worn push rod - Change push rod |
| Worn cylinder block parts - Replace defective components |
| Excessive fuel consumption |
| Throttle does not open well - Inspect throttle cable and adjust it |
| Carburetor main jet is incorrectly adjusted - Adjust the carburetor main jet correctly |
| Spark plug is loose or defective - Tighten or replace spark plug |
| Worn, stuck, or burned valves - Change or clean valves |
| Rings, sleeve, or piston are damaged - Change defective components |
| Valve clearance is incorrect - Adjust to proper valve clearance |
| Engine consuming too much oil |
| Worn seals or gaskets - Install new components |
| Worn valve stems and valve guides - Install new valves |
| Damaged or seized piston rings - Have piston rings replaced |
| Worn piston or cylinder liner - Inspect piston and liner, replace as required |
| Plugged breather hose or pipe - Service or change |
| Hydrostatic Transmission Troubleshooting |
| Excessive hydrostatic transmission noise |
| Bent or unadjusted speed control pedal linkage - Replace or adjust linkage |
| Excessive loading - Reduce the load is required |
| Insufficient oil level or contaminated oil - Change transmission oil or top up to proper level |
| Damaged or worn components of transmission - Check transmission components and change if necessary |
| Shift linkage is rusty or worn - Lubricate or replace the linkage |
| Hydrostatic pump is seized or faulty - Repair or change pump |
| Misadjusted or faulty transmission shift control components - Adjust properly or change |
| Low fluid level - Check and refill the transmission fluid |
| Worn or damaged drive sheave - Change sheave |
| Shifter linkage is not adjusted or faulty - Replace or adjust linkage |
| Speed control pedal linkage is bent or not adjusted - Adjust or repair linkage |
| Transmission seals or gaskets are broken - Seals and gaskets need to be replaced |
| Final drive shaft is leaking - Shaft seals need to be changed |
| Cracked transmission housing - Replace housing or transmission assembly |
| Mower Deck Troubleshooting |
| Excessive mower vibration |
| Mower deck drive pulley is worn or dirty - Replace or service pulley |
| Drive belt is damaged or loose - Adjust belt tension or change the belt |
| Mower blades are not balanced or warped - Replace or balance blades |
| Blade mounting bolts are loose - Bolts need to be tightened |
| Discharge chute is regularly plugged |
| Fast mowing speed - Use a lower speed |
| Long grass - Need to set low cutting height |
| Engine is running at too low speed - Adjust throttle to full opening |
| Cutting level is too low - Use a higher cutting height |
| Improper drive belt installation - Install drive belt as required |
| Mower deck is clogged - Clean mower deck as required |
| Blades are not sharp - Blades need to be sharpened |
| Blades are worn or damaged - Change the blades |
| High ground speed - Use a slower speed |
| Cutting height is too low - Change cutting height adjustment |
| Filled grass bag - Clean grass bag |
| Lawn is uneven or bumpy - Roll or level the lawn |
| Mower cuts too low - Raise the cutting height |
| High ground speed - Use a lower speed |
| Deck level is not correct - Deck needs to be adjusted properly |
| Damaged or bent blades - Blades must be changed |
| Incorrect tire pressure - Need to inflate tires |
| Tires are not properly inflated - Need to inflate tires |
| Deck is not leveled correctly - Adjust mower deck level properly |
| Blades are excessively dull - Need a blade sharpening |
| Worn or bent blades - Install new blades |
| Discharge chute is plugged - Clean out the mower deck |
| Damaged mower deck shell - Replace or repair the deck |
| Mower spindle is faulty or loose - Replace or repair the spindle |
| Electrical Troubleshooting |
| Battery cannot be charged |
| Wiring connections are corroded or loose - Tighten or clean connections |
| Battery terminal clamps are defective - Replace terminal clamps |
| Battery failing - Change the battery |
| Battery capacity is low - Battery needs to be recharged |
| Battery discharges quickly - Service charging system or install new battery |
| Corroded battery terminals or disconnected wires - Check cables and clean or change terminals |
| Battery is drained or worn - Recharge or replace battery |
| Disconnected or improperly connected wiring harness - Inspect battery wiring harness and connect as required |
| Battery voltage is low - Battery needs to be recharged |
| Spark plug dirty or improperly gapped - Clean, gap or replace spark plug |
| Starter motor or solenoid failing - Change solenoid or repair starter |
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| Lawn and Garden Tractors Technical Specs |
