SERVICE AND

TO LEVEL MOWER HOUSING

Adjust the mower while tractor is parked on level ground or driveway. Make sure tires are properly inflated (See "PRODUCT SPECIFICATIONS" on page 3 of this manual). Iftires are over or undednflated, you will not properly adjust your mower..

SIDE-TO-SIDE ADJUSTMENT (See Fig& 21 and22)

. Raise mower to its highest position°

-Atthe midpoint of both sides of mower, measure height from bottom edge of mower to groun& Distance "A" on

both sides of mower should be the same or within 1/4" of each other.

oIf adjustment is necessary, make adjustment on one side of mower only.

°To raise one side of mower, tighten liftlinkadjustment nut on that side°

mTo lower one side of mower, loosen lift tink adjustment nut on that side.,

NOTE: Three full turns of adjustment nut will change mower height about 1/8'L

°Recheck measurements after adjusting..

BOTTOM EDGE

BOTTOM EDGE

OF MOWER TO

OF MOWER TO

GROUND

GROUND

AA

GROUND LINE

FIG. 21

SUSPENSION

ARM

\

LIFT LINK

ADJUSTMENT NUT

ADJUSTMENTS

FRONT-TO-BACK ADJUSTMENT (See Figs. 23 and 24)

IMPORTANT: DECK MUST BE LEVEL SIDE-TO-SIDE. IF THE 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 that the front is approximately 1/4" to 3/4" lower than the rear when the mower is in its highest position.,

Check adjustment on right side of tractor. Measure dis- tance"D" directly in front and behind the mandrel._ bottom edge of mower housing as shown°

°Before making any necessary adjustments, checkthat both front links are equal in length. Both links should be approximately 10-3/8".

-tf links are not equal in length, adjust one linkto same length as other link.

°To lower front of mower loosen nut "E" on both front links an equal number of turns_

°When distance "D" is 1/4" to 3/4" lower at front than

rear, tighten nuts "F" against trunnion on both front links.

oTo raise front of mower, loosen nut"F" from trunnion on both front links. Tighten nut "E" on both front links an equal number of turns.

. When distance "D" is 1/4" to 3/4" lower at front than rear, tighten nut"F" against trunnion on both front links.

. Recheck side4o-side adjustment

MANDREL

FIG. 23

BOTH FRONT LINKS MUST BE EQUAL IN LENGTH

FIG, 22

NUT"E"

FRONTL1NKSTRUNNION

21

FIG. 24

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Sears 917.257643 owner manual Service, Adjustments, To Level Mower Housing
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917.257643 specifications

The Sears 917.257643 is a notable riding lawn mower model that represents a blend of performance, reliability, and user-friendly features. This machine is designed to cater to homeowners seeking a robust solution for lawn care. Among its main features, the 917.257643 boasts a powerful engine that provides sufficient horsepower to handle even tougher mowing conditions. This ensures that it can tackle both small and expansive yards with ease.

One of the essential characteristics of the Sears 917.257643 is its cutting system. It typically comes equipped with a wide cutting deck, which allows for a broader swath of grass to be cut in a single pass. This feature not only enhances efficiency but also reduces the overall mowing time. The adjustable cutting height is another significant advantage, allowing users to select the desired grass length based on seasonal requirements or personal preference.

In terms of technology, the Sears 917.257643 incorporates ease of operation into its design. The intuitive control panel is easy to understand, featuring straightforward levers and buttons that allow for smooth operation. Additionally, the mower is equipped with a reliable hydrostatic transmission, providing seamless speed adjustments without the need for manual gear changes. This feature allows users to focus more on mowing rather than managing speed.

The construction of the Sears 917.257643 is robust, designed to withstand the rigors of regular use. Its durable housing and high-quality materials contribute to the longevity of the mower. Furthermore, it often includes ergonomic seating, which adds to the comfort of the operator during longer mowing sessions.

Another characteristic that stands out is its maintenance features. The mower is designed for easy access to key components, allowing for straightforward maintenance routines. Regular upkeep ensures that the lawn mower remains in excellent working order, which is crucial for long-term performance.

In summary, the Sears 917.257643 is more than just a lawn mower; it is a reliable partner in lawn maintenance. Its combination of powerful performance, advanced technologies, and user-centric features makes it a favored choice among homeowners looking to keep their lawns in pristine condition. Its durable build and ease of maintenance further enhance its appeal, ensuring that users can enjoy a well-groomed lawn for years to come.
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