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Kubota T1700X Troubleshooting
The
Kubota T1700X is a T-series lawn tractor. This model was manufactured between
1991 and 1996. The Kubota T1700X driveline components: Kawasaki FC540V vertical
1-cylinder forced air-cooled OHV gasoline engine and belt-driven hydrostatic
transmission with nfinite forward and reverse gears.
A 32.6 cubic inches (0.54 L) engine output is 17 hp (12.7 kW) at 3200
rpm. The engine has a float fixed main jet carburetor, diaphragm type
fuel pump, and transistorized flywheel magneto ignition system. Max.
travel speed (forward and reverse): 6.2 mph (10 km/h) / 3.1 mph (5
km/h).
The Kubota T1700X is fitted with 15x6.00-6 front tires and 20x10.00-8
rear tires. The wheel base is 46.9" (1190 mm). The tractor can be
equipped with the following attachments: 44" or 48" mid-mount 3-blade
mower decks, 42" front-mount snow blower, and 44" front blade with a
manual lift system.
Engine Troubleshooting |
Engine hard to start or will not start |
No fuel in fuel tank - Fill it up |
Wrong fuel grade - Change gasoline |
Dirty fuel lines - Inspect and clean |
Spark plug wire is loose or disconnected - Check the spark plug wire connection, repair or replace |
Spark plug is faulty - Change spark plug |
Plugged fuel filter - Fuel filter needs to be replaced |
Brake pedal not depressed - Press the brake pedal |
Carburetor settings incorrect - Adjusting as required |
Weak cylinder compression - Inspect cylinder block and change worn parts |
Improperly adjusted or worn throttle cable - Change cable or adjust correctly |
Air intake grill is clogged - Wash or clean as required |
Ignition system is defective - Test ignition and replace failed parts |
Choke cable is faulty or stuck - Change or service the cable |
Air filter is blocked - Service or replace air filter |
Dirty or damaged fuel pump - Service or change fuel pump |
Engine starts and stalls immediately |
Spark plug is damaged - Change spark plug as required |
Faulty or clogged carburetor - Service or replace carburetor |
Ignition coil is damaged - Ignition coil must be replaced |
Bad or damaged valve springs - Replace valve springs |
Stuck valves - Service the valves |
Engine oil level is insufficient - Need to add engine oil |
Engine overloaded - Reduce engine load |
Clogged cooling fins - Wash or clean as required |
Too lean fuel mixture in carburetor - Make the correct settings |
Bad ignition timing - Set the ignition timing correctly |
Valve setting is incorrect - Valves needs to be set correctly |
Abnormal engine noise or knocking |
Low octane gasoline - Use correct gasoline |
Engine is running overloaded - Load reducing required |
Engine oil level low - Fill up the engine oil |
Improperly adjusted low idle speed - Adjust as required |
Dirty or faulty fuel pump - Clean or install new fuel pump |
Worn crankshaft or main bearings - Need to install new components |
Valve clearance is not correct - Adjust valve clearance according to specifications |
Piston rings or cylinder bore are damaged - Replace defective components |
Carburetor is incorrectly adjusted or clogged - Adjust the carburetor correctly or clean it |
Dirty air filter element - Clean or change air filter |
Fuel pump is clogged or faulty - Service or replace fuel pump |
Defective ignition - Check ignition system and replace faulty parts |
Blown cylinder head gasket - Install new cylinder head gasket |
Stuck or burned valves - Service or change valves |
Push rod is damaged or worn - Install a new push rod |
Damaged cylinder block components - Replace defective components as required |
Engine using too much gasoline |
Choke opening is not full - Replace or adjust choke cable |
Incorrect carburetor main jet adjustment - Adjust it correctly |
Faulty or loose spark plug - Re-tighten or replace spark plug |
Valves are worn, stuck, or burned - Service or replace valves |
Sleeve, piston, or rings are damaged - Replace defective components |
Valve clearance is improper - Adjust valve clearance |
Engine using too much oil |
Seals or gaskets are defective - Worn parts need to be replaced |
Valve guides or stems are damaged - Replace defective valves |
Piston rings are defective or worn - Change piston rings |
Scuffed cylinder liner or piston - Check liner and piston, replace as required |
Blocked breather hose or pipe - Clean or replace |
Hydrostatic Transmission Troubleshooting |
HST transmission makes noise |
Speed control pedal linkage is damaged or out of adjustment - Repair or adjust linkage |
Transmission overload - Reduce transmission load |
Oil is dirty or oil level is too low - Change transmission oil or top up to proper level |
Damaged or worn components of hydrostatic transmission - Replace or repair defective components |
Corroded or worn shift linkage - Lubricate or change linkage |
Defective or stuck hydrostatic pump - Repair or replace pump |
Misadjusted or faulty transmission shift control components - Adjust correctly or replace |
Low fluid level - Checking transmission fluid level and add if necessary |
Worn or faulty drive pulley - Change pulley |
Shifting linkage is broken or misadjusted - Adjust correctly or change linkage |
Speed control pedal linkage is damaged or out of adjustment - Replace or adjust linkage |
Transmission seals or gaskets are broken - Replace seals or gaskets |
Final drive shaft leaks - Shaft seals need to be changed |
Cracked transmission case - Install a new transmission case |
Mower Deck Troubleshooting |
Mower vibrates excessively |
Mower deck drive pulley is worn or dirty - Replace or clean pulley |
Defective or loose drive belt - Adjust belt tension or install a new belt |
Bent or unbalanced mower blades - Change or balance blades |
Loose blade bolts tightening - Tighten bolts as required |
Constant clogging of discharge chute |
Mowing speed is too high - Operate at slower speed |
Long grass - Adjust mower to lower cutting height |
Reduced engine speeds - Open choke fully |
Cutting height is too low - Must be set to high cutting height |
Drive belt installed improperly - Check drive belt for correct installation |
Mower leaving random uncut of grass |
Deck clogged with grass clippings - Check cutting deck and clean as necessary |
Not sharp blades - Sharpen the blades |
Defective or worn blades - Change the blades |
Ground speed is too fast - Select a lower speed |
Cutting level is too low - Adjust mower to higher cutting height |
Filled bagger - Clean bagger |
Uneven or bumpy lawn - Lawn leveling required |
Mower cuts too low - Need to set high cutting height |
High ground speed - Select a slower speed |
Improperly leveled mower deck - Level the deck correctly |
Worn or bent blades - Blades need to be replaced |
Tire pressure is too low - Need to inflate tires |
Mower deck to cut unevenly |
Tires are not correctly inflated - Inflate tires correctly |
Deck level is not correct - Deck needs to be adjusted properly |
Blades are not sharp - Need a blade sharpening |
Blades are worn or damaged - Blades need to be replaced |
Discharge area is clogged - Need to clean the mower deck |
Deck housing is broken - Repair or replace the deck |
Bent or loose mower spindle - Repair or replace the spindle |
Electrical Troubleshooting |
Battery cannot be charged |
Wiring connections are loose or corroded - Tighten or clean connections |
Electrical terminal connectors are faulty - Install new terminal connectors |
Battery failing - Change the battery |
Low battery output - Battery needs to be recharged |
Battery does not hold charge - Service charging system or install new battery |
Bad terminals or disconnected battery cables - Check wiring connections and replace or clean terminals |
Battery is discharged or worn - Charge or change the battery |
Wiring is improperly connected or disconnected - Check wiring and connect properly |
Low battery output voltage - Battery is drained, charge it |
Spark plug worn or incorrectly gapped - Clean, gap or replace spark plug |
Defective solenoid or starter motor - Repair starter or change solenoid |
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Lawn and Garden Tractors Technical Specs |