SERVICE AND

FRONT-TO-BACK ADJUSTMENT (See Figs25 and 26) -

IMPORTANT: DECK MUST BELEVEL SIDE-TO-SIDE. IFTHE

FOLLOWING" FRONT-TO-BACK ADJUSTMENT IS

NECESSARY, BE SURE TO ADJUST BOTH FRONT LINKS EQUALLY SO MOWER WILL STAY LEVEL SIDE-TO-SIDE.

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 dis- !ance "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.

oTo 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 link&

NOTE: Each full turn of nut "G" will change dim_ "F" by approximately 3/8'L

oRecheck side-to-side adjustment..

....F l GROUND LINE1....F

lt/i/ittliTil//lit/iiiil!/f//ititftTi?27

FIG. 25

BOTH FRONT LINKS SHOULD BE EQUAL IN LENGTH

(_i,i,ii

0

NUT "G"

AJUSTMENTS

TO REPLACE MOWER DRIVE BELT

MOWER DRIVE BELT REMOVAL (See Fig,27) -

o Park tractor on a level surface° Engage parking br'ake.

°Remove four screws from LoHo mandrel cover and remove cover.

oRoll belt over the top of LH.. mandrel pulley_ ° Remove belt from electric clutch pulley.

°Remove belt from idler'pulleys.

oRemove any dirt or grass clippings which may have accumulated around mandrels and entire upper deck surfacer

=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.27) -

otnstall belt in both idlers, Make sure belt is in both belt keepers at the idlers as shown_

o Install new belt onto electric clutch pulley.

*Roll belt into upper groove of LH,, mandrel pulley,,

oCarefully check belt routing making sure belt is in the grooves correctly and inside belt keepers,.

o Reassemble LH.. mandrel cover_

L,H.

SPRING

MANDREL

ELECTRIC

COVER

CLUTCH

IDLER

PULLEY

PULLEYS

Y

IDLER ARM

PRIMARY

BOLT IN

MOWER

HOUSING

MOWER DRIVE

BELT

FIG. 27

NUT

FRONT LINKS

FIG. 26

20

Page 20
Image 20
Sears 917.25597 owner manual Service, To Replace Mower Drive Belt

917.25597 specifications

The Sears 917.25597 is a versatile and efficient lawn mower model that stands out for its reliability and ease of use. Designed for homeowners looking for a robust solution to maintain their lawns, it incorporates a range of features that enhance its performance and user experience.

One of the key features of the Sears 917.25597 is its powerful engine. Equipped with a reliable gas-powered engine, this mower provides ample power to tackle various types of grass and terrain. The engine's design ensures smooth operation, leading to a longer lifespan and less maintenance compared to smaller, less durable engines. This robust power source translates into efficient cutting, allowing users to complete their lawn-mowing chores quickly and effectively.

The cutting deck of the Sears 917.25597 is another standout feature. With a wide cutting width, typically around 21 inches, it allows for broader mowing paths, reducing the time and effort you need to spend on your lawn. The deck is made from high-quality materials designed for durability. Additionally, the mower usually features adjustable cutting height settings, allowing users to customize grass length easily according to their preferences or seasonal needs.

Another technological advancement in the Sears 917.25597 is its self-propulsion system. This feature enables the mower to move forward with minimal effort from the user, making it ideal for larger properties. The self-propelled mechanism adjusts according to your walking speed, providing a comfortable mowing experience without requiring significant physical exertion.

User-friendly design is evident throughout the mower’s structure. The handle is adjustable, ensuring comfort for users of varying heights. The easy-start ignition system takes the hassle out of traditional pull-starts, allowing for a quick and reliable startup every time.

The Sears 917.25597 also considers storage and maintenance. Many models come with a foldable handle for easy storage in garages or sheds. Additionally, its components are designed for straightforward access, making routine maintenance tasks such as oil changes and air filter replacements uncomplicated.

In summary, the Sears 917.25597 is a well-rounded lawn mower that delivers reliable power, efficient cutting capabilities, and user-friendly features. Its blend of durability and performance makes it a suitable choice for homeowners looking to maintain an attractive lawn with minimal hassle.