Toro 5410 Parts Manual

The Toro 5410 is a commercial-grade zero-turn riding mower designed for professional landscaping and large property maintenance. This parts manual provides comprehensive information on components, assembly, replacement parts, maintenance schedules, and technical specifications for the Toro 5410 model. Below are key sections covering identification, engine components, cutting system, drive train, electrical system, maintenance procedures, and parts ordering.

Model Identification & Serial Numbers

Locate the model and serial number plate on the frame near the right front wheel. Record these numbers when ordering parts.

Identification	Location	Format
Model Number	Frame plate	5410-XXXX
Serial Number	Frame plate	400000000+
Engine Model	Engine shroud	Kawasaki FR691V
Deck Size	Deck label	52", 60", or 72"

NOTE: Always provide model and serial numbers when contacting Toro for parts or service.

Engine Components & Specifications

The Toro 5410 is equipped with a Kawasaki FR691V air-cooled, V-twin gasoline engine.

• Displacement: 726 cc
• Horsepower: 24 HP
• Oil Capacity: 2.1 quarts (SAE 10W-30)
• Air Filter: Dual-element paper filter
• Spark Plug: NGK BPR5ES (gap 0.030")
• Fuel Tank: 7.5 gallons

Key replaceable parts: Carburetor assembly, fuel pump, ignition coil, starter motor, alternator, engine mounts.

Cutting Deck Assembly

The cutting deck is available in 52", 60", or 72" widths with three independent blades.

1. Blade Spindles: Greaseable bearings; replace if excessive play or noise.
2. Blades: High-lift mulching blades (part # 114-8984).
3. Deck Belt: ½" x 125" V-belt (part # 112-9320).
4. Deck Wheels: 8" anti-scalp rollers.
5. Deck Lift: Hydraulic lift system with control lever.

WARNING! Disconnect spark plug wires before servicing deck or blades.

Drive Train & Transmission

The 5410 features a hydrostatic drive system with dual-wheel motors.

• Transmission: Parker Hydra-Gear HYDRO-GEAR ZT-3100
• Drive Belt: ½" x 95" (part # 112-9318)
• Drive Pulleys: 6" engine pulley, 4" pump pulley
• Axles: 1" diameter solid axles with tapered roller bearings
• Wheels: 23" x 10.5" rear tires, 16" x 6.5" front tires

Transmission fluid: Mobilfluid 424 (2.5 quarts per unit).

Electrical System & Wiring

12-volt negative ground system with 40-amp alternator.

Component	Part Number	Specifications
Battery	U1-300	12V, 300 CCA
Starter Solenoid	124-8980	12V continuous duty
Ignition Switch	124-8982	5-position (off/run/start/lights)
Safety Switches	124-8986	Seat and blade engagement
Fuses	30-amp blade	Main circuit protection

Wiring diagram included in section 10 diagrams.

Hydraulic System

Hydraulic system for deck lift and power steering (if equipped).

1. Hydraulic Pump: Gear-type, 5 GPM at 3000 RPM.
2. Hydraulic Fluid: Toro Hydraulic Fluid (part # 505-4567).
3. Hoses: ¼" and ⅜" hydraulic hoses with quick-connect fittings.
4. Cylinders: Double-acting for deck lift; single-acting for steering.
5. Filter: In-line 10-micron filter (replace every 500 hours).

CAUTION! Check for leaks regularly; low fluid can damage pump.

Controls & Operator Station

Ergonomic operator station with adjustable seat and intuitive controls.

• Control Levers: Twin lever for hydrostatic drive control.
• Parking Brake: Manual engage lever.
• Deck Lift: Hydraulic lever with position indicator.
• Ignition Key: 5-position switch with lights position.
• Hour Meter: Digital display for service intervals.
• Seat: High-back suspension seat with adjustable tension.

Replaceable parts: Control cables, lever grips, seat switches, hour meter.

Maintenance Schedule

Follow this schedule to ensure optimal performance and longevity.

Interval	Service	Parts Required
Every 8 hours	Check tire pressure, deck level	N/A
Every 50 hours	Change engine oil, check belts	Oil filter # 123-4567, oil
Every 100 hours	Grease fittings, check blades	Grease # 505-7890
Every 250 hours	Change hydraulic fluid, air filter	Hydraulic fluid, air filter # 124-5678
Every 500 hours	Change transmission fluid, spark plugs	Transmission fluid, spark plugs

Parts Diagrams & Exploded Views

Refer to detailed exploded views for assembly and disassembly guidance.

1. Engine Assembly: Shows all engine components with part numbers.
2. Deck Assembly: Blade spindles, belts, idlers, and hardware.
3. Drive Train: Transmission, axles, pulleys, and belts.
4. Electrical System: Wiring harness, switches, and connectors.
5. Hydraulic System: Pump, hoses, cylinders, and fittings.
6. Controls: Levers, cables, and operator station components.

Diagrams available in separate PDF or through Toro's online parts lookup.

Torque Specifications

Critical fasteners must be torqued to specifications for safety and performance.

Fastener	Torque (ft-lbs)	Notes
Blade bolts	85-110	Use thread locker
Wheel lug nuts	75-90	Check periodically
Engine mounting bolts	35-45	4 bolts total
Spindle housing bolts	25-35	3 per spindle
Deck hanger bolts	40-50	Pivot points
Hydraulic fittings	15-25	Do not overtighten

Use a calibrated torque wrench for accuracy.

Troubleshooting & Common Issues

Symptom	Possible Cause	Corrective Action
Engine won't start	Dead battery, faulty solenoid	Check battery voltage; test solenoid; inspect safety switches.
Uneven cut	Dull blades, deck not level	Sharpen/replace blades; level deck; check tire pressure.
Loss of power	Clogged air filter, old fuel	Replace air filter; drain old fuel; check fuel filter.
Hydrostatic drive sluggish	Low transmission fluid	Check fluid level; inspect for leaks; change fluid if contaminated.
Excessive vibration	Unbalanced blades, loose pulleys	Balance blades; tighten pulley bolts; check spindle bearings.
Hydraulic leak	Worn hoses, loose fittings	Inspect hoses; tighten fittings; replace O-rings.

Service Support: Contact Toro Customer Service at 1-888-384-9939 or visit www.toro.com for technical assistance and genuine parts ordering.