Mower Blade Replacement

!

WARNING

!

3. Remove the blade (B, Figure 16).

 

DO NOT attempt any maintenance, adjustments or service

Make sure that

with engine and blade running. STOP engine and blade.

blade hub is seated

Disconnect spark plug wire and secure away from spark

between flanges

plug. Engine and components are HOT. Avoid serious

 

burns, allow sufficient time for all components to cool.

A

Wear heavy leather gloves when handling or working

 

around cutting blades. Blades are extremely sharp and can

C

cause severe injury.

 

Standard Blade Wear Limit

B

 

1. Inspect the blade (Figure 15) frequently for signs of

 

 

 

 

 

excessive wear or damage:

 

 

 

 

D

 

(A)

New blade

 

 

 

 

 

 

 

 

 

 

 

(B)

Wear limit (notch starts)

 

 

 

 

E

 

(C)

Dangerous condition! Do not use on the mower!

 

 

 

 

 

 

 

 

 

 

Replace with a new blade.

 

Figure 16: Removing the mower blade

 

 

A

 

4.

Sha pen the blade

a gri ding wheel at an angle of 22

 

 

 

to 28 degrees (B, Figure 17). DO NOT sharpen the blade

 

 

 

 

 

 

 

 

beyond he r g nal cutting edge (A).

 

 

B

5. Check blade f balance. If necessary, correct balance by

 

 

grinding heavy end of blade.

 

 

 

 

 

 

 

 

 

6.

Reinstall blade (B, Figure 16). Note the correct

assem-

 

 

C

 

bly order:

 

 

 

 

 

 

(A) Blade hub

 

 

 

 

 

 

 

 

 

 

 

 

 

 

(B) Blade

 

 

 

 

 

 

 

(C) Blade flange (facing up)

 

 

 

 

 

(D) Cone washer (concave side up)

 

 

 

 

 

(E) Capscrew

 

 

 

Figure 15: Mower blade wear limits

 

7. Check torque of blade retaining cap screw.

 

 

 

Recommended torque should be 40 ft. lbs.

 

 

 

 

 

 

!

WARNING

!

 

Do not sharpen

 

 

 

 

beyond original

 

 

 

DO NOT use a cutting blade that shows signs of excessive

 

 

 

 

 

cutting edge

 

 

 

wear or damage. Refer to the Section entitled “MOWER

 

 

22-280

 

 

 

 

 

BLADE REPLACEMENT” for proper blade inspection and

 

 

 

 

 

 

 

 

 

service procedures.

Reproduction

 

 

Blade Sharpening

 

 

 

 

B

 

 

 

 

 

 

 

1. Disconnect the spark plug wire and secure the end away

 

 

 

End view of

from the plug.

 

 

 

 

 

 

 

 

blade assembly

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

 

 

 

 

 

A

 

 

mower with the spark plug or carburetor down.

 

 

 

 

 

 

 

 

 

Important: Drain the fuel tank before tipping the mower. DO

NOT tip the machine with the carburetor or spark plug down. Figure 17: Sharpening the mower blade Oil from the crankcase will saturate the air filter and cause

the engine to be hard to start or not start at all. If contamination does occur, the air filter will have to be replaced.

Maintenance

13

Page 13
Image 13
Snapper 7800179, 7800195, 7800231, 7800232 specifications Standard Blade Wear Limit, Blade Sharpening

7800232, 7800179, 7800195, 7800231 specifications

The Snapper 7800 series, including models 7800231, 7800195, 7800179, and 7800232, represents a collection of high-performance lawn care equipment designed to meet the diverse needs of homeowners and professional landscapers alike. Each model in this series features unique specifications and characteristics that cater to various lawn care tasks.

One of the standout features of the Snapper 7800 series is its powerful engine options. These mowers are equipped with 8.75 to 7.25 ft-lb torque Briggs & Stratton engines that ensure reliable and consistent performance. With an emphasis on durability and ease of use, these engines provide ample power to tackle tough grass conditions while requiring less maintenance.

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