Maintenance

Mower Blade Replacement

 

A

!

WARNING

!

B

 

DO NOT attempt any maintenance, adjustments or

 

service with engine and blade running. STOP engine

 

and blade. Disconnect spark plug wire and secure

 

away from spark plug. Engine and components are

 

HOT. Avoid serious burns, allow sufficient time for all

 

components to cool. Wear heavy leather gloves when

 

handling or working around cutting blades. Blades are

C

extremely sharp and can cause severe injury.

 

 

 

Standard Blade Wear Limit

 

 

 

 

 

 

 

 

 

 

 

 

 

Figure 19: Ninja blade wear limits

1. Inspect the blade (Figure 18) frequently for signs

 

 

 

 

 

 

 

of excessive wear or damage:

 

 

 

 

Blade Sharpening

 

 

 

 

(A) New blade

 

 

 

 

 

 

 

 

(B) Wear limit (notch starts)

 

 

 

 

1. Disconnect the spark plug wire and secure the end

 

(C) Dangerous condition! Do not use on the

 

away from the plug.

 

 

 

 

mower! Replace with a new blade.

2. Tilt the mower up its rear wheels. Do not tilt the

 

 

 

 

 

 

 

 

mower with the spark plug or carburetor down.

 

A

 

 

 

 

IMPORTANT: Dra n the fuel tank before tipping the

 

 

 

 

 

 

 

m wer. DO NOT

the machine with the carburetor or

 

 

 

 

 

 

 

spark plug down. O l from the crankcase will saturate

 

 

B

 

 

 

 

 

 

 

 

 

 

the air filter and

ause the engine to be hard to start or

 

 

 

 

 

 

 

not start at all. If

ontamination does occur, the air filter

 

 

 

 

 

 

 

 

 

 

 

 

 

 

will have to be replaced.

 

 

 

 

 

 

 

 

C

 

 

 

 

 

 

 

 

 

 

3. Remove the blade (B, Figure 20).

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Make sure that

 

 

 

 

 

 

 

 

 

 

 

 

blade hub is seated

 

 

Figure 18: Standard blade wear limits

 

 

 

 

between flanges

 

Ninja Blade Wear Limit

 

 

 

 

 

 

 

A

 

 

 

 

 

 

 

C

1. Inspect the blade (Figure 19) frequently for signs

 

 

 

 

of excessive wear or damage:

Reproduction

 

 

 

 

(A) New blade

 

 

 

 

(B) Wear limit (cracks or notches begin to appear

 

 

 

 

 

 

 

on tip)

 

 

 

 

 

 

B

 

 

 

 

(C) Dangerous condition! Do not use on the

 

 

 

 

 

 

mower! Replace with a new blade.

 

 

 

 

 

 

!

WARNING

!

D

E

DO NOT use a cutting blade that shows signs of

 

excessive wear or damage. Refer to the Section enti-

Figure 20: Removing the mower blade

tled “MOWER BLADE REPLACEMENT” for proper

blade inspection and service procedures.

 

 

en

21

Page 20 Page 22
Page 21
Image 21
Snapper 7800841-01, 780084-01, 7800842-01 manual Maintenance Mower Blade Replacement, Blade Sharpening
Page 20 Page 22

7800841-01, 780084-01, 7800842-01 specifications

The Snapper 7800842-01, 780084-01, and 7800841-01 are cutting-edge lawn care equipment designed to enhance the mowing experience while providing outstanding performance and reliability for homeowners and professionals alike. These models are part of Snapper's extensive lineup of outdoor power equipment, recognized for their durability and innovative features.

One of the main features of the Snapper 7800842-01 series is its advanced cutting technology. It is equipped with a robust 21-inch steel mowing deck, which ensures a clean and efficient cut, allowing users to tackle various lawn types and conditions. The durable construction of the deck not only enhances its longevity but also offers superior performance in mulching, bagging, or side-discharging grass clippings.

The Snapper series employs a powerful engine that delivers robust performance. With a reliable Briggs & Stratton engine, users can expect easy starting and impressive fuel efficiency. This engine is designed to provide ample torque for tackling tough grassy areas while ensuring smooth operation, reducing the effort required for maintaining your lawn.

Another notable feature is the adjustable cutting height system, which allows for easy customization of grass height. Users can quickly set their desired height for optimal mowing results, accommodating different grass types and seasonal growth patterns. This versatility is essential for achieving the perfect lawn manicuring experience.

Comfort is a priority in the design of the Snapper 7800842-01 series. The ergonomic handle design reduces operator fatigue, making it easier to maneuver the mower over more extensive areas. Additionally, the foldable handle feature simplifies storage and transportation, catering to users with limited space.

Safety features are also integrated into these models, ensuring peace of mind for users. An operator presence control system immediately stops the blade when the user releases the handle, preventing accidents.

Overall, the Snapper 7800842-01, 780084-01, and 7800841-01 models are a testimony to Snapper's commitment to quality and innovation. With their combination of reliable power, efficient cutting capabilities, and user-friendly design, they are well-suited for maintaining a pristine lawn. Whether used by homeowners seeking a perfect yard or professionals needing dependable equipment, these mowers stand out as excellent choices in the realm of outdoor power tools.
Top Page Image Contents