Husqvarna LGT2654 Parts Manual

The Husqvarna LGT2654 is a 26 HP Kohler Courage twin-cylinder engine lawn and garden tractor with a 54-inch cutting deck, hydrostatic transmission, and electric PTO clutch. This manual provides detailed parts diagrams, part numbers, and ordering information for maintenance, repair, and replacement of components. Below are key sections for identification, engine, deck, transmission, electrical, and ordering.

Model Identification & Specifications

Locate the model and serial number plate on the frame under the seat or on the dash. Example: LGT2654-XXXXX. Key specifications for parts reference.

Engine Parts (Kohler Courage SV730)

Parts for the 26 HP Kohler Courage SV730 engine. Always reference engine model and spec number when ordering.

1. Cylinder & Piston Assembly: Includes piston rings, pins, connecting rods.
2. Crankshaft & Camshaft: Main bearings, seals, timing gears.
3. Cylinder Head & Valves: Head gasket, valves, springs, pushrods, rocker arms.
4. Fuel System: Carburetor, fuel pump, air filter, fuel lines.
5. Ignition System: Spark plugs, ignition coils, flywheel, starter motor.
6. Lubrication System: Oil filter, oil pump, dipstick.
7. Cooling System: Cooling fins, blower housing, fan.
8. Exhaust System: Muffler, exhaust gasket, heat shield.

WARNING! Disconnect spark plug wire before servicing engine. Use genuine Kohler parts for optimal performance.

Mower Deck Assembly (54")

Complete breakdown of the 54-inch stamped steel mower deck, including blades, spindles, and belt routing.

1. Deck Shell: Main housing, baffles, discharge chute.
2. Blade Spindle Assemblies: Left, center, and right spindles (include bearings, seals, housings).
3. Cutting Blades: High-lift blades (part number specific to deck).
4. Deck Belt: PTO to deck drive belt (length and width specified).
5. Idler Pulleys & Tensioners: Spring-assisted idler arms and pulleys.
6. Anti-Scalp Rollers: Front and rear rollers with brackets.
7. Deck Lift System: Lift arms, linkage, deck hangers, adjustment levers.
8. Deck Wheels: Gauge wheels and mounting hardware.

CAUTION! Ensure deck is securely supported and blades are stopped before servicing.

Transmission & Drive System

• Hydrostatic Transmission: Tuff Torq K66 series. Includes pump, motor, filter, and cooling fan.
• Drive Belt: Engine to transmission drive belt.
• Axle & Differential: Rear axle assembly, differential gears, axle seals.
• Brake System: Disc brake rotor, caliper, brake pad, parking brake cable.
• Shift Linkage: Control rod, neutral return spring, shift lever.
• Transaxle Fluid: Specify type and capacity.
• Drive Pulleys: Engine drive pulley, transmission input pulley.

Electrical System & Wiring

12V electrical system parts. Refer to wiring diagram for specific connections.

Key Components: Battery, starter solenoid, ignition switch, PTO switch, safety interlock switches, headlights, hour meter, fuse block, voltage regulator, alternator/stator.

Wiring Harness: Main harness, engine harness, deck harness. Connectors and terminals.

Safety Switches: Seat switch, brake switch, reverse operation (ROS) switch (if equipped).

Frame, Steering & Controls

Chassis, steering column, and operator control parts.

1. Turn off tractor and remove key before servicing.
2. Identify worn or damaged steering/suspension components.
3. Replace steering linkage as a set if needed for alignment.

Parts List: Frame rails, front axle, steering wheel, steering gear (rack and pinion or sector gear), tie rods, drag link, front wheel bearings, spindle arms, control panel dash, throttle control cable, choke cable, brake pedal assembly, cruise control lever (if equipped).

Tip: Lubricate all pivot points during reassembly.

Belts, Pulleys & Spindles

Drive system wear parts. Always check belt routing diagram.

1. Deck Drive Belt: Connects PTO clutch to deck idlers and spindles.
2. Main Drive Belt: Connects engine to transmission.
3. PTO Clutch: Electric clutch assembly with engagement coil.
4. Idler Pulleys: Flat and V-groove idlers with bearings.
5. Spindle Assemblies: Complete units or individual bearings/seals/pulleys.
6. Belt Keepers & Guides: Ensure proper belt alignment.
7. Tensioner Springs: Provide correct belt tension.
8. Blade Mandrels: Spindle shafts and mounting hardware.

WARNING! Always use belts specified for the LGT2654. Incorrect belts can cause poor performance or damage.

Fasteners & Hardware

Bolts, nuts, washers, pins, and clips used throughout the tractor. Metric and SAE sizes.

Safety & Maintenance Parts

Filters, fluids, and safety components for routine maintenance.

Maintenance Kits: Air filter, oil filter, fuel filter, spark plugs.

Fluids: Engine oil (SAE 10W-30), hydrostatic fluid, gear oil.

Safety: Seat, seat switch, ROPS (Roll-Over Protection Structure) components if equipped, warning decals.

CAUTION! Use only recommended fluids and filters. Dispose of used oil and filters properly.

Parts Ordering & Support

To order parts, contact an authorized Husqvarna dealer with your model and serial number. Use genuine Husqvarna parts for warranty and fit. For support, visit www.husqvarna.com or contact Husqvarna USA at 1-800-487-5962.

Exploded Diagrams Index

Note: Diagrams are for reference only. Always confirm part numbers with your dealer.

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