Husqvarna YTH23V42LS Engine continues, To run when oper, Ator leaves seat, Mower blades will

Page 27

TROUBLESHOOTING POINTS

PROBLEM

CAUSE

CORRECTION

Engine continues

1.

Faulty operator-safety presence control

1.

Check wiring, switches and connections. If not

to run when oper-

 

system.

 

corrected, contact an authorized service center/

ator leaves seat

 

 

 

department.

 

 

 

 

 

with attachment

 

 

 

 

 

clutch engaged

 

 

 

 

 

 

 

 

 

 

 

Poor cut - uneven

1.

Worn, bent or loose blade.

1.

Replace blade. Tighten blade bolt.

 

 

2.

Mower deck not level.

2.

Level mower deck.

 

3.

Buildup of grass, leaves, trash under mower.

3.

Clean underside of mower housing.

 

4.

Bent blade mandrel.

4.

Replace blade mandrel.

 

5.

Clogged mower deck vent holes from

5.

Clean around mandrels to open vent holes.

 

 

buildup of grass, leaves, and trash around

 

 

 

 

 

mandrels.

 

 

 

Mower blades will

1.

Obstruction in clutch mechanism.

1.

Remove obstruction.

 

not rotate

2.

Worn/damaged mower drive belt.

2.

Replace mower drive belt.

 

3.

Frozen idler pulley.

3.

Replace idler pulley.

 

4.

Frozen blade mandrel.

4.

Replace blade mandrel.

 

 

 

 

 

 

Poor grass

1.

Engine speed too slow.

1.

Place throttle control in “FAST” position.

 

discharge

2.

Travel speed too fast.

2.

Shift to slower speed.

 

3.

Wet grass.

3.

Allow grass to dry before mowing.

 

4.

Mower deck not level.

4.

Level mower deck.

 

5.

Low/uneven tire air pressure.

5.

Check tires for proper air pressure.

 

6.

Worn, bent or loose blade.

6.

Replace blade. Tighten blade bolt.

 

7.

Buildup of grass, leaves, trash under mower.

7.

Clean underside of mower housing.

 

8.

Mower drive belt worn.

8.

Replace mower drive belt.

 

9.

Blades improperly installed.

9.

Reinstall blades sharp edge down.

 

10.

Improper blades used.

10.

Replace with blades listed in parts manual.

 

11.

Clogged mower deck vent holes from buildup

11.

Clean around mandrels to open vent holes.

 

 

of grass, leaves, trash around mandrels.

 

 

 

Headlight(s) not

1.

Switch is “OFF”.

1.

Turn switch “ON”.

 

working

2.

Bulb(s) or lamp(s) burned out.

2.

Replace bulb(s) or lamp(s).

(if so equipped)

3.

Faulty light switch.

3.

Check/replace light switch.

 

4.

Loose or damaged wiring.

4.

Check wiring and connections.

 

5.

Blown fuse.

5.

Replace fuse.

 

 

 

 

 

 

Battery will not

1.

Bad battery cell(s).

1.

Replace battery.

 

charge

2.

Poor cable connections.

2.

Check/clean all connections.

 

3.

Faulty regulator (if so equipped).

3.

Replace regulator.

 

4.

Faulty alternator.

4.

Replace alternator.

 

 

 

 

 

 

Loss of drive

1.

Freewheel control in “disengaged” position.

1.

Place freewheel control in “engaged” position.

 

2.

Debris on steering plate (if equipped).

2.

See "CLEANING" in the maintenance section.

 

3.

Motion drive belt worn, damaged, or broken.

3.

Replace motion drive belt.

 

4.

Air trapped in transmission during

4.

Purge transmission.

 

 

shipment or servicing.

 

 

 

 

5.

Axle key missing.

5.

Install axle key at rear wheel. See "TO REMOVE

 

 

 

 

WHEEL" in the Service and Adjustments section.

 

 

 

 

 

 

Engine "back-

1.

Engine throttle control not set between

1.

Move throttle control between half and full speed

 

fires” when turn-

 

half and full speed (fast) position before

 

(fast) position before stopping engine.

 

stopping engine.

 

 

 

ing engine “OFF”

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Engine dies when

1.

Reverse operation system (ROS) is not "ON"

1.

Turn ignition key to ROS "ON" position. See

 

tractor is shifted

 

while mower or other attachment is engaged.

 

Operation section.

into reverse

 

 

 

 

 

27

Image 27
Contents YTH23V42LS II. Slope Operation Safety RulesSafe Operation Practices for Ride-On Mowers General OperationService III. ChildrenIV. Towing Table of Contents To Remove Tractor from Carton AssemblyTools Required for Assembly Unassembled PartsCheck Brake System Check Tire PressureCheck Deck Levelness Check for Proper Position of ALL BeltsOperation Mcjk Know Your TractorTo USE Throttle Control D See Fig HOW to USE Your TractorTo SET Parking BRAKESee Fig Stopping See FigTo USE Cruise Control J See Fig To Adjust Mower Cutting Height See FigTo Adjust Gauge Wheels See Fig To Move Forward and Backward See FigTo Transport See Figs To Stop Mower BladesReverse Operation System ROS See Fig To Operate on HillsReserve Fuel Valve Operation See Fig Before Starting the EngineCheck Engine OIL Level ADD GasolineAutomatic Transmission Warm UP Service REMINDER/HOUR MeterMowing Tips Purge TransmissionSchedule MaintenanceMaintenance General RecommendationsBlade Removal See Fig BatteryTractor Blade CareEngine Cleaning IN-LINE Fuel Filter See FigDeck Washout Port See Fig Service and Adjustments To Install Mower See FigsTo Remove Mower See Fig Raise attachment lift lever to highest position To Level Mower To Replace Mower Blade Drive Belt To Check BrakeRelieve the tension on the belt To Remove Wheel for Repairs See Fig Belt InstallationTo Replace Motion Drive Belt See Fig Front Wheel TOE-IN/CAMBERTo Start Engine with a Weak Battery See Fig Replacing Battery See FigTo Remove CABLES, Reverse Order Transmission Engine OIL StorageOther Fuel SystemEngine will not Loss of powerWill not start Hard to startEngine continues To run when operBattery will not Fires when turnWheels and Tires DecalsSCH12 SchematicTractor - Model Number YTH23V42LS 96043008801, Product no 43 Electrical Chassis Tractor - Model Number YTH23V42LS 96043008801, Product no 43 284 DriveNut U-CHNL 1/4-20 550DP .350 PNL Engine Spark Arrester KITEngine Power Rating Information Steering Assembly 532 41 Wheel, Steering 532 19 532 42 Seat Seat Assembly532 40 34-07 Link Lift Susp Mower Rear Mower LiftMower Deck Tractor - Model Number YTH23V42LS 96043008801, Product no 43 Service Notes Service Notes Service Notes Only Ride UP and Down Hill Not Across Hill Degrees MAX Suggested Guide for Sighting Slopes for Safe Operation05.12.10 JA