To Replace Mower Drive Belt

SERVICE AND ADJUSTMENTS

To obtain the best cutting results, the mower housing should be adjusted so the front is approximately 1/8" to 1/2" lower than the rear when the mower is in its highest position.

Check adjustment on right side of tractor. Measure distance “F” directly in front of and behind the mandrel at bottom edge of mower housing as shown.

•Before making any necessary adjustments, check that both front links are equal in length.

•If links are not equal in length, adjust one link to same length as other link.

•To lower front of mower housing, loosen nut “G” on both front links an equal number of turns.

•When distance “F” is 1/8" to 1/2" lower at front than rear, tighten nut “H” against trunnion on both front links.

•To raise front of mower housing, loosen nut “H” from trunnion on both front links. Tighten nut “G” on both front links an equal number of turns.

•When distance “F” is 1/8" to 1/2" lower at front than rear, tighten nut “H” against trunnion on both front links.

NOTE: Each full turn of nut “G” will change dim. “F” by approximately 3/8".

•Recheck side-to-side adjustment.

“F”	GROUND LINE
	“F”

FIG. 26

BOTH FRONT LINKS SHOULD BE EQUAL IN LENGTH

NUT “G”

NUT “H”

TRUNNION

FRONT LINKS

FIG. 27

MOWER DRIVE BELT REMOVAL (See Fig. 28) -

•Park tractor on a level surface. Engage parking brake.

•Remove screws from L.H. mandrel cover and remove cover.

•Roll belt over the top of L.H. mandrel pulley.

•Remove belt from electric clutch pulley.

•Remove belt from idler pulleys.

•Remove any dirt or grass clippings which may have accumulated around mandrels and entire upper deck surface.

•Check primary idler arm and two idlers to see that they rotate freely.

•Be sure spring is securely hooked to primary idler arm and bolt in mower housing.

MOWER DRIVE BELT INSTALLATION (See Fig. 28) -

•Install belt in both idlers. Make sure belt is in both belt keepers at the idlers as shown.

•Install new belt onto electric clutch pulley.

•Roll belt into upper groove of L.H. mandrel pulley.

•Carefully check belt routing making sure belt is in the grooves correctly and inside belt keepers.

•Reassemble L.H. mandrel cover.

L.H.	SCREWS	ELECTRIC
MANDREL		CLUTCH
COVER		PULLEY
	IDLER
	PULLEYS
		MOWER
		DRIVE
L.H.		BELT
L.H.
MANDREL
PRIMARY
IDLER ARM
	BELT
	KEEPERS

FIG. 28

TO REPLACE MOWER BLADE DRIVE BELT (See Fig. 29)

Park the tractor on level surface. Engage parking brake.

•Remove mower drive belt (See “TO REPLACE MOWER DRIVE BELT” in this section of this manual).

•Remove mower (See “TO REMOVE MOWER” in this section of this manual).

•Remove screws from R.H. mandrel cover and remove cover. Unhook spring from bolt on mower housing.

•Carefully roll belt off R.H. mandrel pulley.

•Remove belt from center mandrel pulley, idler pulley, and L.H. mandrel pulley.

•Remove any dirt or grass which may have accumulated around mandrels and entire upper deck surface.

•Check secondary idler arm and idler to see that they rotate freely.

•Be sure spring is hooked in secondary idler arm and sway-bar bracket.

•Install new belt in lower groove of L.H. mandrel pulley, idler pulley, and center mandrel pulley as shown.

•Roll belt over R.H. mandrel pulley. Make sure belt is in all grooves properly.

•Reconnect spring to bolt in mower housing and reinstall R.H. mandrel cover.

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.