Maintenance

 

 

 

Wheel Drive Control Adjustment

!

WARNING

!

DO NOT attempt any maintenance, adjustments or service

1. The wheel drive control is properly adjusted when there

 

is 1/16” to 1/8” clearance (G, Figure 22) between the

with engine and blade running. STOP engine and blade.

 

 

inside of the spring hook (E) and the inside of the clutch

Disconnect spark plug wire and secure away from spark

 

 

cable eye (C) with the wheel drive control released.

plug. Engine and components are HOT. Avoid serious

 

 

 

 

 

burns, allow sufficient time for all components to cool.

 

 

 

 

 

 

G B

Blade Sharpening (Continued)

A

4. Sharpen the blade on a grinding wheel at an angle of 22

D

C

to 28 degrees (B, Figure 21). DO NOT sharpen the blade

 

 

 

beyond the original cutting edge (A).

F

E

 

 

 

Do not sharpen beyond original cutting edge

22-280

 

Reproduction

 

 

 

B

for

 

A

 

 

 

 

 

 

 

C

 

 

End view of

 

 

 

D

 

 

 

blade assembly

 

 

 

 

 

A

 

Not

 

 

 

 

 

 

 

 

 

 

Fig re 22: Wheel drive control adjustment

Figure 21: Sharpening the mower blade

 

 

2. To adjust, unhook the upper spring (D) from the cable

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

 

eye and rotate the spring in the direction required to

grinding heavy end of blade.

 

 

 

 

 

extend or shorten the spring length.

6. Reinstall blade (B, Figure 20). Note the correct assem-

3. Rehook the upper spring to the cable eye and check

bly order:

 

 

 

 

 

clearance. Repeat the procedure if required.

(A) Blade hub

 

 

 

 

Note: The vinyl spring cover (B) should be kept over the

(B) Blade

 

 

 

 

(C) Blade flange (facing up)

 

 

 

 

spring at all times except for adjustments.

(D) Cone washer (concave side up)

 

 

4. If the wheel drive control fails to return quickly to the

(E) Capscrew

 

 

 

 

7. Check torque of blade retaining cap screw.

 

 

 

“OFF” position when released, check for binding at the

Recommended torque should be 40 ft. lbs.

 

 

 

cable holdings located on the side of the right handle.

 

 

 

 

 

 

The upper clip should be located 2” below the upper

 

 

 

 

 

 

knob; the lower clip should be 4” above the lower knob.

 

 

 

 

 

 

The cable should slide freely with the clips installed at

 

 

 

 

 

 

these locations.

 

15

Page 15
Image 15
Snapper 7800764 CRP218520 manual Reproduction For, Cable eye C with the wheel drive control released, 22-280

7800764 CRP218520 specifications

The Snapper 7800764 CRP218520 is a top-tier lawn mower renowned for its innovative design and robust performance. This mower is part of Snapper's commitment to delivering high-quality lawn care equipment that meets the needs of both homeowners and professional landscapers.

One of the standout features of the Snapper CRP218520 is its powerful 21-inch steel cutting deck. This sturdy construction ensures durability while efficiently handling various grass types. The cutting deck is designed with a deep dome shape, allowing for superior airflow and enhancing the mower’s mulching capability. With this technology, users can achieve a finely mulched lawn, which not only looks good but also provides essential nutrients back to the soil.

The mower is equipped with a reliable 163cc OHV engine. This engine provides ample power for tackling tough mowing tasks while delivering optimal fuel efficiency. The engine’s overhead valve design contributes to reduced emissions and quieter operation, making it an eco-friendly choice for environmentally-conscious consumers.

Another notable aspect of the Snapper CRP218520 is its user-friendly features. The adjustable handle height offers comfort for users of various heights, ensuring an ergonomic mowing experience. The easy-to-utilize lever allows for quick changes in cutting height, providing versatility to adapt to varying lawn conditions. Whether dealing with tall grass or maintaining a well-manicured lawn, this mower can be adjusted quickly to suit the task at hand.

For convenience, the Snapper 7800764 features a rear bagging design, which facilitates easy grass collection for cleanup or composting. This feature is perfect for homeowners who prefer a neat and tidy yard and want to minimize the effort required for post-mowing maintenance. Additionally, the mower boasts a side-discharge capability, offering even more options for grass management.

In terms of maneuverability, the Snapper CRP218520 is designed with all-terrain wheels that enhance traction and control, making it easier to navigate around obstacles like flower beds or trees. This thoughtful engineering adds to the mower's overall efficiency and makes mowing less of a chore.

With its combination of advanced technologies, robust features, and user-focused design, the Snapper 7800764 CRP218520 is an excellent choice for those seeking a reliable and efficient lawn mower. Whether for residential or professional use, this mower promises impressive performance to keep lawns looking their best.