Husqvarna YTA22V46 Parts Manual

The Husqvarna YTA22V46 is a 22 HP V-Twin Hydrostatic Riding Lawn Tractor with a 46-inch cutting deck. This parts manual provides detailed diagrams, part numbers, and ordering information for maintenance, repair, and replacement of components. Below are key sections covering safety, identification, engine parts, deck assembly, drive system, electrical, controls, and troubleshooting.

Identification & Model Information

Locate the model and serial number plate on the frame under the seat or on the rear fender. Required for ordering correct parts.

Safety Parts & Labels

Critical safety components and decals that must be maintained for safe operation.

1. Seat Safety Switch: Prevents engine start unless operator is seated.
2. Blade Engagement Switch: Interlock for PTO engagement.
3. Brake Safety Switch: Ensures brake is engaged for starting.
4. Warning Decals: Located on deck, dash, and engine cover.

WARNING! Replace damaged safety parts immediately. Do not operate with bypassed safety switches.

Engine Assembly & Components

Briggs & Stratton 44M777 V-Twin engine parts list and diagram.

• Cylinder Head: Gasket, valves, springs.
• Crankshaft & Camshaft: Bearings, seals, timing gear.
• Fuel System: Carburetor, fuel pump, filter, lines.
• Ignition System: Spark plugs, ignition coils, flywheel.
• Air Intake: Air filter, pre-cleaner, housing.
• Exhaust: Muffler, heat shield, gaskets.
• Lubrication: Oil filter, dipstick, drain plug.

CAUTION! Disconnect spark plug wires before servicing engine.

Cutting Deck & Blade System

46-inch cutting deck assembly, blades, spindles, and belt drive.

1. Deck Shell: Stamped steel housing, part #532XXXXXX.
2. Blade Spindle Assembly: Includes bearing, pulley, and shaft.
3. Blades: High-lift, 18-inch length, part #XXXXX.
4. Deck Belt: ½" x 95" Kevlar reinforced.
5. Deck Wheels & Adjusters: For height adjustment.
6. PTO Clutch: Electric engagement clutch assembly.

Tip: Replace blades in sets for balanced cutting.

Drive System & Transmission

Tuff Torq K46 hydrostatic transmission and drive components.

Electrical System & Wiring

Battery, starter, alternator, switches, and wiring harness.

• Battery: 12V, 280 CCA, U1 size.
• Starter Motor: 12V solenoid shift.
• Alternator: 15 Amp charging system.
• Key Switch: 5-position ignition.
• Fuses: 20A and 15A blade fuses.
• Wiring Harness: Main harness part #XXXXX.
• Headlights & Taillights: Bulbs and housings.

Controls & Operator Station

Seat, steering, pedals, levers, and dashboard.

1. Seat: High-back with suspension, part #XXXXX.
2. Steering Wheel & Column: Tilt steering assembly.
3. Pedals: Brake and clutch/hydrostatic pedal.
4. Control Levers: Blade engagement, throttle, choke.
5. Dashboard: Instrument panel, hour meter, indicator lights.
6. Fenders & Hood: Body panels and engine cover.

WARNING! Ensure all controls operate smoothly before use.

Frame, Wheels & Tires

Chassis, front and rear wheels, tires, and suspension.

Front Axle: Pivoting axle with bushings. Rear Wheels: 20x10-8 tires on 8-inch rims. Front Wheels: 15x6.00-6 tires on 6-inch rims. Frame: Welded steel construction. Deck Hangers: Lift linkage and springs.

Maintenance Schedule & Parts

Recommended service intervals and replacement parts.

Parts Ordering & Warranty

How to order genuine Husqvarna parts and warranty information.

Use the model and serial number when ordering. Contact an authorized Husqvarna dealer or visit www.husqvarna.com. Warranty: 2-year limited warranty for residential use. Keep proof of purchase. Non-warranty parts available for purchase.

Troubleshooting & Diagrams

Common issues and exploded view diagram references.

Diagram Reference: See included exploded views for part numbers and assembly order.

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