TO LEVEL MOWER

Make sure tires are properly inflated to the PSI shown on tires. Iftires are over or under

inflated, it may affect the appearance of your lawn and lead you to think the mower is not adjusted properly.

VISUAL SIDE-TO-SIDE ADJUSTMENT

1. With all tires properly inflated and if your lawn appears unevenly cut, determine which side of mower is cutting lower.

NOTE: As desired, you can raise the low side of mower or lower the high side.

2.Go to side of mower you wish to adjust.

3.With a 3/4" or adjustable wrench, turn lift link adjustment nut (A) to the left to

lower the mower, or, to the right to raise the mower.

4.If adjustment is necessary, see steps 2 and 3 in Visual Adjustment instructions above.

5.Recheck measurements, adjust if neces- sary until both sides are equal.

FRONT-TO-BACK ADJUSTMENT

IMPORTANT: Deck must be level side- to-side.

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

_IL CAUTION: Blades are sharp. Protect your hands with gloves and/or wrap blade with heavy cloth.

•Raise mower to highest position.

•Position any blade so the tip is pointing straight forward. Measure distance (B) to the ground at front and rear tip of the blade.

Turn nut

rig

'.."Turn nut

left

to raise

mower

to lower

mower

NOTE: Each full turn of adjustment nut will change mower height about 3/16".

4.Test your adjustment by mowing some uncut grass and visually checking the appearance. Readjust, if necessary, until you are satisfied with the results.

PRECISION SIDE-TO-SIDE ADJUSTMENT

1.With all tires properly inflated, parktractor on level ground or driveway.

CAUTION: Blades are sharp. Protect

your hands with gloves and/or wrap blade with heavy cloth.

2.Raise mower to its highest position.

3.At both sides of mower, position blade at side and measure the distance (A) from bottom edge of blade to the ground. The distance should bethe same on both sides.

BB

•If front tip of blade is not 1/8" to 1/2" lower than the rear tip, go to the front of tractor.

•With an 11/16" or adjustable wrench, loosen jam nut A several turns to clear adjustment nut B.

•With a 3/4" or adjustable wrench, turn

front link adjustment nut (B) clockwise (Itighten) to raise the front of mower, or,

counterclockwise (loosen) to lower the front mower.

Tighten adjust nut

Loosen adjust

nut B to lower

B to raise mower

.... /

mower

Loosen jam nut A first

NOTE: Each full turn of the adjustment nut will change mower height about 1/8".

•Recheck measurements, adjust if neces- sary until front tip of blade is 1/8" to 1/2" lower than the rear tip.

•Hold adjustment nut in position with wrench and tighten jam nut securely against ad- justment nut.

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Craftsman 917.28991 manual Visual SIDE-TO-SIDE Adjustment, To Level Mower, FRONT-TO-BACK Adjustment
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917.28991, 28991 specifications

The Craftsman 28991, also referred to by its model number 917.28991, is a robust lawn mower designed for efficiency and convenience in residential landscaping. This particular model is tailored to meet the diverse needs of homeowners who seek a reliable solution for lawn care.

One of the foremost features of the Craftsman 28991 is its powerful engine. Equipped with a high-performance, gasoline-powered engine, it delivers ample power to tackle various types of grass and terrain. The engine’s design emphasizes reliability, ensuring that users can depend on it without frequent maintenance issues.

The mower includes a versatile cutting deck that is adjustable, offering multiple height settings. This adjustment capability allows users to customize the cutting height to suit their lawn type and personal preferences. Whether you prefer a low trim for a manicured look or a higher cut for a more natural appearance, this mower accommodates those needs effortlessly.

With a focus on user comfort, the Craftsman 28991 features an ergonomic handle. The handle's design is meant to reduce fatigue during extended mowing sessions, allowing for a more pleasant mowing experience. The mower also incorporates a self-propelling mechanism, which makes it easier to maneuver across varying terrains, especially on slopes or uneven ground.

In terms of technology, the Craftsman 28991 offers a bagging option alongside mulching capabilities. The rear bag collects grass clippings, reducing the need for additional yard cleanup, while the mulching feature finely chops the clippings, returning vital nutrients back to the lawn. This dual-functionality promotes a healthier lawn while simplifying the mowing process.

The construction of the Craftsman 28991 highlights durability. Its steel deck is designed to withstand the rigors of frequent use, ensuring longevity while maintaining performance. Additionally, the design includes oversized wheels that enhance traction and maneuverability, making it suitable for navigating tight spaces and obstacles.

Overall, the Craftsman 28991,917.28991 is an exceptional choice for homeowners looking for a dependable, feature-rich mower. With its powerful engine, adjustable cutting deck, ergonomic design, and dual-functioning capabilities, it stands out as a reliable tool for achieving a well-maintained lawn with minimal effort.
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