Husqvarna Mowers YTH24K48 Manual

The Husqvarna YTH24K48 is a 24-HP Kohler 7000 Series V-Twin engine riding lawn tractor with a 48-inch fabricated mower deck, hydrostatic transmission, electric PTO clutch, and ergonomic high-back seat. It features cruise control, headlights, cup holder, hour meter, and a 2.5-gallon fuel tank. Below are key sections for safety, features, operation, maintenance, and troubleshooting.

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

Features at a Glance

Key components: 24-HP Kohler V-Twin engine, 48-inch fabricated mower deck, Hydrostatic transmission, Electric PTO clutch, Cruise control, High-back seat.

Feature	Description
Engine	24 HP Kohler 7000 Series V-Twin, OHV
Mower Deck	48-inch fabricated steel, 3-blade
Transmission	Hydrostatic, infinite forward/reverse speeds
PTO Clutch	Electric engagement
Cutting Height	Adjustable 1.5 to 4 inches
Fuel Tank	2.5-gallon capacity
Seat	Ergonomic high-back with armrests
Headlights	Integrated for low-light operation
Cruise Control	Maintains constant speed
Hour Meter	Tracks engine usage

Assembly & Setup

Unpack and inspect all parts. Assembly requires basic tools.

Install steering wheel: Align and secure with provided hardware.
Attach seat: Mount to frame using bolts and washers.
Connect battery: Attach cables (red positive, black negative).
Install mower deck: Lower deck under tractor, attach lift links and belt.
Check tire pressure: Inflate to 14 PSI (front) and 10 PSI (rear).

WARNING! Always disconnect spark plug wire before assembly or maintenance. Ensure all bolts are tightened securely.

Controls & Operation

Familiarize yourself with all controls before starting.

Ignition switch: Turn key to start engine.
Brake pedal: Press to stop; must be engaged to start.
Hydrostatic drive pedals: Forward pedal to go forward, reverse pedal to go backward.
PTO lever: Engage to activate mower blades.
Cutting height lever: Adjust while deck is disengaged.
Throttle control: Set engine speed (turtle for slow, rabbit for fast).
Cruise control: Engage lever to maintain speed.

CAUTION! Operate only in clear, daylight conditions. Keep hands and feet away from moving parts.

Specifications

Engine: 24 HP Kohler 7000 Series V-Twin, OHV.
Cutting Width: 48 inches.
Transmission: Hydrostatic, infinite speeds.
Fuel Capacity: 2.5 gallons (unleaded gasoline).
Cutting Heights: 1.5 to 4 inches (adjustable in 0.25-inch increments).
Tire Size: Front 15x6.00-6, Rear 20x10.00-8.
Weight: Approximately 550 lbs.
Warranty: Limited 2-year residential warranty.

Mower Deck Operation

Proper deck operation ensures even cutting and longevity.

Engage PTO only at full throttle.
Adjust cutting height before starting mower.
Mow at steady speed; avoid overlapping more than 2 inches.
Disengage PTO before stopping engine.
Clean deck after each use to prevent grass buildup.

Tip: Sharpen blades every 25 hours of use for optimal cut quality.

Maintenance Schedule

Regular maintenance ensures peak performance and safety.

Interval	Task
Before each use	Check tire pressure, fuel level, and for debris
Every 8 hours	Check engine oil level
Every 25 hours	Sharpen mower blades; check deck belt tension
Every 50 hours	Change engine oil and filter
Every 100 hours	Replace air filter; check spark plugs
Seasonally	Grease fittings; inspect battery

Engine Care

Kohler 7000 Series engine requires specific care.

Oil: Use SAE 10W-30 detergent oil; capacity 2 quarts.
Air filter: Clean foam pre-cleaner every 25 hours; replace paper element annually.
Fuel: Use fresh unleaded gasoline (87 octane minimum); add fuel stabilizer for storage.
Spark plug: Gap at 0.030 inches; replace every 100 hours.

WARNING! Never check or add fuel while engine is hot or running.

Storage & Winterization

Proper storage prevents damage during off-season.

Drain fuel or add stabilizer and run engine for 5 minutes.
Change engine oil and filter.
Remove battery, clean terminals, and store in cool, dry place.
Clean mower deck thoroughly and apply light oil to blades.
Store in dry, covered area; cover tractor to prevent dust.

CAUTION! Do not store near open flame or heat sources.

Safety Information

Always follow safety guidelines to prevent injury.

Read manual completely before operation.
Wear safety glasses, long pants, and sturdy shoes.
Clear mowing area of debris, toys, and obstacles.
Never carry passengers.
Do not mow on slopes greater than 15 degrees.
Disengage PTO and set parking brake before dismounting.

DANGER! Keep hands and feet away from rotating blades. Blades can cause serious injury.

Warranty & Support

Limited 2-year residential warranty. Proof of purchase required. Warranty covers defects in materials/workmanship; does not cover normal wear, misuse, or lack of maintenance. For support, visit www.husqvarna.com/us or contact 1-800-487-5962. Have model (YTH24K48) and serial number ready.

Troubleshooting

Symptom	Possible Cause	Corrective Action
Engine won't start	Dead battery, clogged fuel filter, bad spark plug	Charge/replace battery; replace fuel filter/spark plug.
Uneven cutting	Dull blades, uneven tire pressure	Sharpen blades; inflate tires to correct PSI.
Loss of power	Dirty air filter, old fuel	Clean/replace air filter; drain and replace fuel.
Vibration	Loose blade, damaged spindle	Tighten blade bolts; inspect and replace spindle if damaged.
Hydrostatic transmission sluggish	Low fluid, dirty filter	Check fluid level; replace filter per manual.

Reset: Disconnect battery for 30 seconds to reset electrical system.

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