The Wheel Horse 520H is a 2WD garden tractor from the 500 series. This tractor was manufactured by the Wheel Horse (a part of Toro) in South Bend, Indiana, USA from 1988 to 1997. The first generation was manufactured from 1998 to 1989, the second generation from 1990 to1997. The Wheel Horse 520H is equipped with a 0.8 L two-cylinder gasoline engine and belt-driven hydrostatic transmission with infinite forward and reverse gears.

Toro repair parts and parts diagrams for Toro 73502 (520-H) - Toro Garden Tractor (SN: 079000001 - 079999999) (1997). Onan P220G Engine Service Ovhl Manual Ih Wheel Horse 520H Lawn Garden Tractor Brand: AgPubs. 5.0 out of 5 stars 1 rating. HIFROM Air Filter Pre Cleaner Compatible with Onan 140-2628 140-1228 140-2522 140-2628-01 Toro NN10774 John Deere AM106953 HE140-2628 Lawn Mower Air Cleaner 4.6 out of 5 stars 10. Early Wheel Horse Service Bulletins. Engines: Kohler K-Series Owners / Service Manuals Kohler Magnum Service Manuals Tecumseh 4 cycle L-Head Engines Tech Manual Tecumseh 4 cycle OHV Engines Tech Manual. Yahoo Manuals Groups: List of Wheel Horse Manuals Groups. Non Wheel Horse Manuals: Sears Roto-Spader 917.251880. Adjusting and replacing PTO clutch. (13) 13 product ratings - Toro Wheel Horse 310-8 312-8 314-8 416-8 516H 520H Steering Tie Rod 78-2900.

The Wheel Horse 520H garden tractor used the Onan P220G engine. It is a 0.8 L, 781 cm2, (47.7 cu·in) two-cylinder natural aspirated gasoline engine with 83.0 mm (3.27 in) of the cylinder bore and 73.0 mm (2.87 in) of the piston stroke. This engine produced 20.3 PS (14.9 kW; 20.0 HP) at 3,600 rpm of maximum output power.

The Wheel Horse 520H is equipped with manual steering, mechanical band brakes, open operator station and 6.6 liters (1.7 US gal.; 1.5 Imp. gal) fuel tank.

Following attachments are available for the Wheel Horse 520H garden tractor:

  • Mid-mount Wheel Horse 48 in (1,210 mm) mower deck with 3-blade and hydraulic lift
  • Mid-mount Wheel Horse 60 in (1,520 mm) mower deck with 3-blade

Wheel Horse 520H Specifications

General Specifications
ModelWheel Horse 520H
Length1,650 mm (65 in)
Width960 mm (37.8 in)
Height1,150 mm (45.3 in)
Wheel base1,200 mm (47.2 in)
Weight301 kg (663.6 lbs)
Fuel tank capacity6.6 liters (1.7 US gal.; 1.5 Imp. gal)
Battery12V, CCA 280A
Cabin typeOpen operator station
Engine
Engine modelOnan P220G
Engine typeFour-stroke, air-cooled, inline
Cylinders2
Fuel typeGasoline
Displacement0.8 L, 781 cm2, (47.7 cu·in)
Bore and stroke83.0 mm X 73.0 mm (3.27 in X 2.87 in)
Compression ratio 7.0:1
Horsepower20.3 PS (14.9 kW; 20.0 HP) at 3,600 rpm
StarterElectric
Oil capacity:1.6 L (1.7 US. qt, 1.4 Imp. qt.)
Spark plugChampion RS14YC
Transmission and chassis
Chassis4×2 2WD
Steering typeManual
BrakesMechanical band
Transmission modelEaton 1100-032
Transmission typeBelt-driven hydrostatic
GearsInfinite forward and reverse
SpeedForward: 9.0 kmh (5.6 mph) Reverse: 5.5 (3.4 mph)
Transmission oil capacity4.7 L (1.2 US. gal, 1 Imp. gal.)
Tires
Front tiresLawn/turf: 16×7.50-8
Rear tiresLawn/turf: 23×10.50-12

Wheel Horse Operator's Manual

Model No.

516H-518H-520H

Form No. 810514R1

Table of Content:

Tractor Specifications

General Saftey Suggestions

Vehicle Identification Numbers

Registration and Warranty

Parts Manual

Instruments and Controls

500-Series Tractors

Operating Your Tractor

Safety Interlock System

Correct Engine Operation

Starting Engine

Stopping Engine

Throttle Control

Choke Control

Fuel Specification

Oil Specification

Correct Automatic TransmissionOperation

To Go Forward

To Go Backward

Toro Wheel Horse 520 Hydro

To Stop

520h toro wheel horse manual transmission

Hand Pushing Tractor

Correct Tractor Usage

Attachment Mounting

Hitches

Attachment Belts

Operation of Tractor

With a Mower (All Models)

520h Toro Wheelhorse

With a Snowthrower (All Models)

With a Snow, Dozer or Grader Blade

With a Tiller (All Models)

With a Plow, Disc Cultivator,

or Harrow (520-Series)

With Other Attachments (All Models)

Maintaining Your Tractor

Maintenance Checklist

Engine

Oil Quality

Oil Level

Oil Changes

520h Toro Wheel Horse Manuals

Air Filter

Spark Plug(s)

Carburetor Adjustment

Fuel Filter

Charging and Electrical Systems

Alternator

Main Fuse

Light Circuit and Fuse

Gage Circuit

Battery

520h Toro Wheel Horse Manual Download

Light Bulb Replacement

Automatic Transmission

Oil Quality

Oil Level

Oil Changes

Oil Filter

Cooling Fan

Chassis Lubrication

Foot Brake Adjustment

PTO Clutch & Brake Adjustment

Cleaning and Storage

Trouble Shooting

Checklist

Wiring Diagrams