National Mower 68 DL, 68 SR owner manual Height Adjuster

Models: 68 SR 68 DL

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NATIONAL 68 SR & DL TRIPLEX

07590 – REAR CUTTING UNIT CLUTCH (located on top surface of rear cutting unit)

Pull lever forward and toward the center of the machine to engage sliding jaw clutch.

To disengage, pull lever forward and out to engage locking pin.

Never engage the drive unless the rear cutting unit has been lowered to the cutting position.

(Note that the decal is viewed properly while looking toward the rear of the mower.)

07595 – MANUFACTURER & SOUND LEVELS (located on left side of main belt guard)

Guaranteed sound power level and manufacturer’s information

07415 – MODEL 68 DL LABEL (68 DL only)

07598 – MODEL 68 SR LABEL (68 SR only

(located on left side of engine belt guard and right side of main belt guard)

07083 – SERIAL NUMBER DATA PLATE (located on mower frame, left side, below seat)

07600 – CUTTING UNIT DANGER (located on top surface of each cutting unit)

 

 

 

Reels and bed knives on the cutting

 

DANGER

 

 

 

units are sharp. Keep hands and

 

 

 

 

feet away from the cutting units.

 

 

 

 

 

 

 

 

 

 

 

Do not attempt to work around the

 

DANGER

 

 

 

cutting units while they are running.

 

 

 

Your fingers, hands, arms, or any loose clothing may become entangled in the belt drives. Do not operate the cutting units unless you are seated on the mower. Keep all guards and shields in place.

205341 – INSTRUCTIONS for OPTIONAL DIAL-A-

HEIGHT ADJUSTER

(located on the top shield of each cutting unit)

Raise and turn the adjuster knob counterclockwise to lower the height of cut. Raise and turn the adjuster knob clockwise to raise the height of cut. Read the instructions for the Dial-A-Height adjusters in the Operations section of this manual.

68OM-06/03

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National Mower 68 DL, 68 SR owner manual Height Adjuster

68 SR, 68 DL specifications

The National Mower 68 DL and 68 SR are two outstanding models in the world of lawn care, engineered for efficiency and ease of use. Both mowers offer a range of features tailored to meet the needs of both residential and commercial users, making them popular choices among landscapers and homeowners alike.

The National Mower 68 DL is designed with durability and performance in mind. It features a robust steel deck that enhances longevity while providing a clean and even cut. Equipped with a powerful engine, the 68 DL delivers high torque and swift acceleration, enabling users to tackle even the toughest grass and rough terrain effortlessly. The mower's advanced cutting system ensures that grass is cut finely and evenly, reducing the need for additional clean-up.

On the other hand, the National Mower 68 SR offers a self-propelled option, allowing users to move with ease across various landscapes. This model incorporates hydrostatic transmission technology, which provides smooth, variable speed control. This feature is particularly beneficial for those who demand precision in their mowing tasks, as it allow for adjustments on the fly, catering to changing terrain conditions.

Both models come with adjustable cutting height options, offering users the flexibility to choose their desired grass length. The easy-to-use lever enables quick and simple adjustments without needing tools, making the mowing process more efficient. Additionally, both the 68 DL and 68 SR are designed with ergonomics in mind, featuring comfortable handles and intuitive controls that minimize operator fatigue.

Safety is another critical consideration in the design of the National Mower 68 series. Both models come equipped with protective shields and safety switches to prevent accidental starts, ensuring that users can operate the machines with confidence.

For convenience, the mowers also feature large, easy-roll wheels that enhance maneuverability. The inclusion of a bagging system offers an option for collection of grass clippings, contributing to a cleaner lawn appearance post-mowing.

In summary, the National Mower 68 DL and 68 SR combine advanced engineering with user-friendly features that prioritize performance and safety. They are exceptional choices for anyone looking to maintain a pristine lawn with minimal effort, making yard work a more enjoyable task. Whether for home use or professional landscaping, these mowers stand out in their class, delivering reliable performance time after time.