Husqvarna GTH225 To Remove Hood and Grill Assembly See Fig, To Adjust Choke Control See Figs

Page 27

SERVICE AND ADJUSTMENTS

•Turn adjustment bolt clockwise to extend spring and reduce lift effort for heavier attachments.

•Turn adjustment bolt counterclockwise for lighter at- tachments.

•Retighten jam nut against spring bushing.

IMPORTANT: DO NOT ADJUST FOR MAXIMUM SPRING TENSION WHEN USING LIGHT ATTACHMENTS SUCH AS A MOWER. ADJUST LIFT LEVER SPRING TO AID IN LIFTING ATTACHMENT. DO NOT OVERPOWER SPRING. WHEN REMOVING ATTACHMENT, ALWAYS ADJUST SPRING TENSION TO ITS LOWEST POSITION.

ADJUSTMENT

BOLT SPRING BUSHING

IDLE FUEL

IDLE SPEED

ADJUSTING NEEDLE

ADJUSTING SCREW

 

THROTTLE

CONTROL

CABLE

ATTACHMENT

LIFT SPRING

JAM NUT

STOP SCREW

CHOKE CONTROL CABLE

FIG. 38

TO REMOVE HOOD AND GRILL ASSEMBLY (See Fig. 39)

•Raise hood.

•Unsnap headlight wire connector.

•Stand in front of tractor. Grasp hood at sides, tilt toward engine and lift off of tractor.

•To replace, reverse above procedure.

HOOD

HEADLIGHT

WIRE

CONNECTOR

FIG. 39

ENGINE

TO ADJUST THROTTLE CONTROL CABLE (See Fig. 40)

The throttle control has been preset at the factory and adjustment should not be necessary. Check adjustment as described below before loosening cable. If adjustment is necessary, proceed as follows:

•With engine not running, move throttle control lever to fast position.

•Check that speed control lever is against stop screw. If it is not, loosen casing clamp screw and pull throttle cable until lever is against screw. Tighten clamp screw securely.

TO ADJUST CHOKE CONTROL (See Figs. 40 and 41)

The choke control has been preset at the factory and adjustment should not be necessary. check adjustment as described below before loosening cable. If adjustment is necessary, proceed as follows:

27

CLAMP SCREW

FIG. 40

•With engine not running, move choke control (located on dash panel) to full choke position.

•Remove air cleaner cover, filter and cartridge plate to expose carburetor choke (See “AIR FILTER” in the Customer Responsibilities section of this manual).

•Choke should be closed. If it is not, loosen casing clamp screw and move choke cable until choke is completely closed. Tighten casing clamp screw securely.

•Reassemble air cleaner.

TO ADJUST CARBURETOR (See Fig. 40)

The carburetor has been present at the factory and adjust- ment should not be necessary. However, minor adjustment may be required to compensate for differences in fuel, temperature, altitude or load. If the carburetor does need adjustment, see engine manual.

High speed stop is factory adjusted. Do not adjust-damage may result.

IMPORTANT: NEVER TAMPER WITH THE ENGINE GOVERNOR, WHICH IS FACTORY SET FOR PROPER ENGINE SPEED. OVERSPEEDING THE ENGINE ABOVE THE FACTORY HIGH SPEED SETTING CAN BE DANGEROUS. IF YOU THINK THE ENGINE-GOVERNED HIGH SPEED NEEDS ADJUSTING, CONTACT YOUR N E A R E S T A U T H O R I Z E D S E R V I C E C E N T E R / DEPARTMENT, WHICH HAS PROPER EQUIPMENT AND E X P E R I E N C E T O M A K E A N Y N E C E S S A R Y ADJUSTMENTS.

CLOSED FOR

FULL CHOKE

FIG. 41

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Contents GTH225 Safe Operation Practices for Ride-On Mowers Safety RulesBecome ALERT!!! Your Safety is IN- Volved Table of Contents Contents of Hardware Pack To Remove Tractor from Carton AssemblyTools Required for Assembly HOW to SET UP Your TractorTo Attach Front Bumper See Fig To Attach Nose Roller See FigAssemble Gauge Wheels to Mower Deck See Fig To Convert to Bagging or Discharging To SET UP Your Mower for Mulching See FigTo Install Mulcher Plate See Fig Install Mower and Drive Belt See FigsCheck Brake System Check Tire PressureCheck Mower Levelness Check for Proper Position of ALL Belts3CHECKLIST Operation Know Your Tractor HOW to USE Your Tractor Towing Carts and Other Attachments To Operate Mower See FigTo Operate on Hills To Transport See FigsTo Start Engine See Fig Before Starting the EngineCheck Engine OIL Level See Fig ADD GasolinePurge Transmission Mowing TipsMulching Mowing Tips Before Each USE Lubrication ChartCustomer Responsibilities General RecommendationsTractor Engine Spark Plugs CleaningEngine OIL Filter MufflerTo Remove Mower See Fig Service and AdjustmentsTo Install Mower To Level Mower HousingTo Replace Mower Blade Drive Belt See Fig To Replace Mower Drive BeltSee Fig To Adjust Attachment Clutch See FigTo Adjust Brake See Fig To Replace Motion Drive BeltFront Wheel Camber Transmission REMOVAL/REPLACEMENTTo Adjust Steering Wheel Alignment Front Wheel TOE-IN AdjustmentTo Replace Headlight Bulb Interlocks and RelaysTo Replace Fuse To Adjust Carburetor See Fig To Remove Hood and Grill Assembly See FigTo Adjust Throttle Control Cable See Fig To Adjust Choke Control See FigsEngine OIL StorageOther Fuel SystemProblem Cause Correction Troubleshooting PointsOFF Engine Connector Tractor Connector SchematicElectrical KEY Part Description Chassis and Enclosures Repair Parts Ground Drive KEY Part NO. NO. Description Steering Assembly Adapter, Wheel Steering Spark Arrester KIT EngineSeat Assembly Wheels & Tires Decals532171211 Retainer, Spring Lift AssemblyMower Deck Repair Parts Sighting Guide Suggested Guide for Sighting Slopes for Safe OperationLimited Warranty Warranty StatementRev 10.27.99 JH/TR/JH

GTH225 specifications

The Husqvarna GTH225 is a standout riding mower designed for those who seek a blend of performance, comfort, and reliability in lawn care. Engineered for durability and versatility, this model is perfect for homeowners who manage medium to large yards.

At the heart of the GTH225 is a robust and efficient engine. Powered by a 22 HP Kohler engine, it delivers consistent performance for cutting even the toughest grass. The engine is designed to ensure smooth operation and offers the torque needed for impressive cutting power. Additionally, the hydrostatic transmission allows for seamless speed adjustments, providing an easy and responsive driving experience.

One of the key features of the Husqvarna GTH225 is its cutting deck, which spans a wide 48 inches. This substantial deck size means fewer passes are required to cover large areas, making lawn maintenance quicker and more efficient. The cutting height can be adjusted from 1.5 to 4 inches, catering to different grass types and seasonal growth patterns. The deck is also equipped with high-quality blades, which provide clean cuts and a professional finish.

Comfort is a major consideration with the GTH225. The operator's seat is well-cushioned and ergonomically designed, enabling users to mow for extended periods without discomfort. The steering wheel and controls are intuitively placed, ensuring that operation is user-friendly and requires minimal effort.

The Husqvarna GTH225 is also built to enhance maneuverability. With a tight turning radius, it easily navigates around obstacles like trees and flower beds. This agility is complemented by its durable construction, featuring a sturdy frame that can withstand the rigors of regular use.

Another innovative feature is the optional mulching kit, which enhances the mower's versatility. It allows for superior grass recycling, thereby enriching the lawn without the need for bagging clippings. Additionally, the model can be equipped with a tow hitch for added functionality, enabling users to attach various gardening tools or trailers.

In line with Husqvarna’s commitment to environmental sustainability, the GTH225 is designed with fuel efficiency in mind, helping homeowners reduce their carbon footprint while keeping their lawns pristine. Overall, the Husqvarna GTH225 combines advanced technology, comfort, and performance, making it a reliable choice for anyone serious about maintaining their outdoor space.
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