John Deere lawn mower troubleshooting

John Deere 1XFFM10XAB0000106 Lawn Mower troubleshooting

Grass cut higher in center of swath than at edgeHeight of mower higher at front than at rearAdjust mower height and attitude so that mower rear and front are within 1/2 inch of same height.
Loose BladeCheck blade hardware.
Grass cut lower in center of swath than at edgeHeight of mower lower at front than at rearAdjust mower height and attitude so that mower rear and front are within 1/2 inch of same height.
Loose BladeCheck blade hardware.
Streaking conditions in swathConditions too wet for mowingAllow grass to dry before mowing.
Blades unable to cut that part of grass pressed down by path of tractor tiresSlow ground speed of tractor but keep engine running at full PTO rpm.
Cutting lower will help. Adjust tractor tire spacing if possible.
Dull bladesSharpen or replace blades.
Loose BladeCheck blade hardware.
Material discharges from mower unevenly; bunches of material along swathMaterial too high and too much materialReduce ground speed but maintain 540 rpm at tractor PTO, or make two passes over material.
Raise mower for the first pass and lower for the second and cut 90 degrees to first pass.
Raise rear of mower high enough to permit material discharge.
Grass wetAllow grass to dry before mowing. Slow ground speed of tractor but keep engine running at full PTO rpm.
Belt slippageMower overloading; material too tall or heavyReduce tractor ground speed but maintain full PTO rpm.
Cut material twice, one high pass and then mow at desired height.
Cut 90 degrees to first pass.
Oil on belt from over-lubricationBe careful not to over-lubricate. Clean lubricant from belt and pulleys with clean rag.
Replace oil-soaked belt.
Belt hung up or rubbingCheck belt position in pulleys and idlers.
Check belt for free travel in pulleys.
Check under mower and around blade spindle shaft for wire, rags, or other foreign material.
Clean all material from under mower.
Frayed edges on belt coverBelt misalignedRe-align belt. Be sure belt does not rub any other part while running.
Pulley misalignedInspect to ensure belt is running in center of backside idler.
Shim idler as necessary to align.
Belt rolloverPulley misalignedRe-align.
Damaged beltReplace belt*.
Foreign object in pulley grooveInspect all pulley grooves for rust, paint, or weld spots and remove.
Worn pulley grooveReplace pulley.
Damaged beltRollover, high shock loads or installation damagedReplace belt*.
Belt breakageHigh shock loadsAvoid abusive mowing.
Avoid hitting the ground or large obstructions.
Belt came off driveCheck pulleys for foreign material in grooves.
Avoid hitting solid objects or ground.

John Deere 100 Series Lawn Mower troubleshooting

Poor Engine PerformanceDirt in fuel system or fuel is old. Replace fuel with fresh stabilized fuel. Obtain fuel from another supplier before suspecting machine problems. Suppliers biend fuels differently and changing suppliers will generally solve any performance problems.
Fuel blended with alcohol or ether may contribute to performance problems by causing gum and varnish deposits, especially if fuel is stored for several weeks or more. Obtain fresh fuel.
Engine Will Not StartBrake pedal not depressed.
Mower is engaged.
Spark plug wire is loose or disconnected. Improper fuel.
Plugged fuel filter.
Defective safety switch.
Electrical problem
Engine Is Hard To StartCarburetor is not adjusted properly or dirty. Choke cable not adjusted properly.
Plugged fuel filter.
Faulty spark plug.
Stale or improper fuel.
Loose or corroded electrical connections. Improper engine oil viscosity.
Engine Runs UnevenlyCooling fins plugged.
Loose electrical connections. Choke or throttle cable sticking. Fuel line or fuel filter plugged. Stale or dirty fuel.
Improper fuel.
Air cleaner element plugged.
Engine Misses Under LoadFaulty spark plug. Stale or dirty fuel. Plugged fuel filter.
Engine Vapor LocksFuel tank vent plugged.
Dirt in fuel filter.
Cooling fins plugged.
Loose hose connection at fuel filter or fuel pump.
Engine OverheatsEngine air intake screen plugged.
Cooling fins plugged.
Engine oil low or too high.
Engine operated too long at a slow idle speed.
Engine Will Not IdleSpark plug not gapped correctly. Faulty spark plug.
Operator raising off the seat.
Engine KnocksStale or low octane fuel. Engine overloaded.
Low engine speed.
Oil level low.
Engine Stops Or Misses When Operating On HilsidesFuel tank less than half full of fuel. Operator raising off of the seat.
Engine BackfiresFaulty spark plug.
Operator raising off of the seat.
Engine Loses PowerEngine overheating.
Too much oil in engine.
Dirty air cleaner.
Faulty spark plug.
Travel speed is too fast for conditions. Improper fuel.
Excessive Fuel ConsumptionChoke is not tuly open.
Black Exhaust SmokeAir filter is dirty or oil soaked. Choke partially engaged.
Engine Stops When REVERSE Foot Pedal Is Depressed And Attachment Is Engaged (Hydrostatc)Normal condition.
Engine Stops When Gear Shift Lever Is Moved To TheR (REVERSE) Position and Attachment Is Engaged (Gear)Normal condition.
Starter Does Not Work Or Will Not Turn EngineBrake pedal is not depressed.
Mower is engaged.
Battery terminals are corroded.
Battery not charged.
Blown fuse.
Fusible Link in starting circuit is blown
Battery Will Not ChargeDead cell in the battery.
Battery cables and terminals are dirty. Low engine speed or excessive idling.
Lights Do Not WorkLight plug disconnected. Loose or burned out bulb.
Tractor Vibrates Too Much Or Rattles ExcessivelyAttachment drive belts worn or damaged. Traction drive belt damaged or worn.
Dirt on drive sheaves.
Blades bent or out of balance.
Tractor Will Not Move With Engine RunningParking brake locked. Free-wheeling lever is engaged.
Tractor Performance Becomes Slow or JerkyFront wheels lift off ground more than 6 in. when quickly engaging drive in 5th gear-reptace mower drive belt. (Gear)
Discharge Chute PluggedTravel speed too fast.
Grass too long.
Grass too wet.
Engine rpm not at wide open throttle.
Restricted air flow.
Belt installed incorrectly.
Patches Of Grass UncutTravel speed too fast.
Engine rpm not at wide open throttle.
Mower deck needs cleaning.
Belt SlippingDebris in sheaves.
Worn belt.
Belt tension is incorrect.
Too Much VibrationDebris on mower deck or in sheaves.
Damaged drive belt.
Damaged sheaves or sheaves out of alignment.
Blades out of balance.
Blades Scalping GrassCutting too low.
Mower wheels not adjusted correctly.
Turning speed too fast. Ridges in terrain.
Rough or uneven terrain. Low tire pressure.
Mower Loads Down TractorEngine rpm too low.
Travel speed too fast.
Debris wrapped around mower spindles.
Uneven CutMower deck not leveled properly. Travel speed too fast.
Blades dull.
Mower wheels not adjusted correctly.
Tire pressure unequal.
Mower (Or Other Attachment) Stops When Vehicle Is Operated in REVERSENormal condition.

John Deere 06621213-16 Lawn Mower troubleshooting

Leaves and Grass not being picked up completely1. Engine speed too slowA. Run at full throttle.
2. Ground speed too fastB. Use lower gear.
3. Hose pluggedC. Check and tighten all hoses.
D. Unplug hose.
Hoses plug easily1. Grass or leaves too wetA. Wait for drier conditions.
2. Grass too highB. Reduce ground speed/raise deck.
3. Container fullC. Empty container.
4. Grass buildup in boot or under mower deckD. Clean thoroughly.
Vacuum Collector blower vibrates excessively1. Buildup on blower bladesA. Remove cone and clean blades.
2. Bent or chipped bladeB. Contact your dealer or PECO.
Unit fails to fill box1. Engine speed too slow.A. Run at full throttle.
2. Buildup on inlet or screenB. Clean thoroughly.
3. Grass is too wet or longC. Wait for dryer conditions.