Husqvarna Mowers YTH24K48 Manual

The Husqvarna YTH24K48 is a 24-horsepower, 48-inch cutting width riding lawn tractor featuring a Kohler 7000 Series engine, hydrostatic transmission, electric PTO engagement, cruise control, comfortable high-back seat, headlights, cup holder, and a durable steel frame. Designed for residential lawn care with zero-turn capability and mulching capability. Below are key sections for safety, features, assembly, operation, maintenance, and troubleshooting.

1. Features at a Glance 2. Assembly & Setup 3. Controls and Operation 4. Specifications 5. Maintenance Schedule 6. Blade Care & Sharpening 7. Engine Care 8. Storage & Winterization 9. Safety Information 10. Warranty & Support 11. Troubleshooting

Features at a Glance

Key components: 24 HP Kohler 7000 Series V-Twin engine, 48-inch fabricated steel deck, Hydrostatic transmission, Electric PTO clutch, Cruise control, High-back seat, Headlights, Cup holder, Hour meter.

Feature	Description
Engine	24 HP Kohler 7000 Series V-Twin, OHV
Cutting Width	48 inches (122 cm)
Transmission	Hydrostatic, infinite forward/reverse speeds
Deck Material	Fabricated steel, 10-gauge
PTO Engagement	Electric clutch
Seat	High-back, adjustable, with armrests
Headlights	Two halogen headlights for low-light operation
Cruise Control	Maintains constant speed without holding lever
Fuel Capacity	3 gallons (11.4 liters)
Cutting Height	Adjustable 1.5 to 4 inches in 0.25-inch increments

Assembly & Setup

Unpack and inspect all parts. Assembly requires basic tools.

Install steering wheel: Align and tighten bolt.
Attach seat: Mount using provided bolts and washers.
Connect battery: Attach red (+) then black (-) cables.
Check tire pressure: Inflate to 14 PSI (front) and 10 PSI (rear).
Add engine oil: Use SAE 10W-30, fill to dipstick mark.
Add fuel: Use unleaded gasoline (87 octane minimum).

WARNING! Always disconnect spark plug wire before performing any assembly or maintenance. Ensure mower is on level surface.

Controls and Operation

Familiarize yourself with all controls before starting.

Ignition switch: Turn key to START position.
Parking brake: Set before starting; release to move.
Blade engagement: Pull PTO switch upward to engage blades.
Speed control: Use forward/reverse pedals; set cruise with lever.
Cutting height: Adjust lever to desired setting.
Steering: Use steering wheel; for zero-turn, use individual brake levers.

CAUTION! Keep hands and feet away from moving parts. Do not mow on slopes greater than 15 degrees.

Specifications

Model: YTH24K48
Engine: Kohler 7000 Series, 24 HP, V-Twin, OHV
Cutting Width: 48 inches
Transmission: Hydrostatic, infinite speeds
Fuel Type: Unleaded gasoline (87 octane or higher)
Fuel Capacity: 3 gallons
Oil Capacity: 2 quarts (SAE 10W-30)
Cutting Height Range: 1.5 - 4 inches
Turning Radius: Zero-turn capable
Weight: 580 lbs (approx.)
Warranty: 3-year limited warranty

Maintenance Schedule

Regular maintenance ensures optimal performance and longevity.

Interval	Task
Before each use	Check tire pressure, engine oil level, fuel level
Every 8 hours	Check mower deck for debris; clean if necessary
Every 50 hours	Change engine oil and oil filter
Every 100 hours	Replace air filter; check spark plug
Every season	Sharpen blades; check belt tension; grease fittings
Annually	Replace fuel filter; check battery charge

Tip: Record maintenance in log book for warranty compliance.

Blade Care & Sharpening

Sharp blades provide clean cut and reduce strain on engine.

Disconnect spark plug wire.
Raise deck to highest setting and block securely.
Remove blade bolt using socket wrench (clockwise to loosen).
Sharpen blade with file or grinder, maintaining original angle.
Balance blade; replace if cracked or excessively worn.
Reinstall blade with cutting edge toward ground; torque to 450 in-lbs.

WARNING! Always wear heavy gloves when handling blades. Never attempt to sharpen while attached to mower.

Engine Care

Proper engine maintenance ensures reliable starting and performance.

Oil Change: Use SAE 10W-30; change every 50 hours or seasonally.
Air Filter: Replace paper element every 100 hours; clean foam pre-cleaner with soapy water.
Spark Plug: Gap at 0.030 inches; replace annually.
Fuel System: Use fuel stabilizer if storing over 30 days; replace fuel filter annually.
Cooling System: Keep cooling fins and air intake clear of debris.

Storage & Winterization

Prepare mower for storage to prevent damage.

Add fuel stabilizer to tank and run engine for 5 minutes.
Change engine oil and filter.
Remove battery; store in cool, dry place and charge monthly.
Clean underside of deck thoroughly.
Store in dry, covered area; cover with breathable fabric.

CAUTION! Do not store with fuel in tank for more than 30 days without stabilizer. Keep away from open flames.

Safety Information

Read and understand all safety instructions before operation.

Always wear eye protection, long pants, and sturdy shoes.
Clear mowing area of debris, toys, and obstacles.
Never allow children to operate or play near mower.
Do not mow on wet grass or steep slopes.
Always disengage blades before crossing driveways or gravel.
Stop engine and wait for blades to stop before clearing blockages.
Use hearing protection during extended operation.

DANGER! Rotating blades can cause severe injury. Keep hands and feet away from deck at all times.

Warranty & Support

Husqvarna YTH24K48 includes 3-year limited warranty for residential use. Warranty covers defects in materials and workmanship. Register product online at www.husqvarna.com. For technical support, contact Husqvarna at 1-800-487-5962 or visit www.husqvarna.com. Keep original receipt for warranty claims.

Troubleshooting

Symptom	Possible Cause	Corrective Action
Engine won't start	Dead battery, empty fuel tank, clogged fuel filter	Charge/replace battery; add fuel; replace fuel filter.
Poor cutting performance	Dull blades, low engine speed, clogged deck	Sharpen blades; set throttle to full; clean deck underside.
Excessive vibration	Unbalanced blade, loose blade bolt, damaged spindle	Balance or replace blade; tighten bolt; inspect spindle.
Loss of power	Dirty air filter, old spark plug, bad fuel	Replace air filter; replace spark plug; drain old fuel.
Hydrostatic transmission sluggish	Low hydraulic fluid, air in system	Check fluid level; bleed air per manual instructions.
Blades won't engage	Faulty PTO switch, blown fuse, loose connection	Test switch; replace 20A fuse; check wiring harness.

Reset: For electrical issues, disconnect battery for 5 minutes then reconnect.

Service: 1-800-487-5962; www.husqvarna.com