Maintenance

!

WARNING

!

 

!

WARNING

!

DO NOT attempt any adjustments, maintenance, service or

 

DO NOT operate machine until blade brake is adjusted and

repairs with the engine running. STOP engine. STOP blade.

 

functioning properly. If blade stop time can not be achieved

Engage parking brake. Remove key. Remove spark plug

 

with the adjustment procedure described above, take

 

wire from spark plug and secure away from plug. Engine

 

machine immediately to an authorized Snapper dealer.

 

and components are HOT. Avoid serious burns, allow all

 

 

 

 

 

 

 

 

 

 

parts to cool before working on machine. Fuel Filler Cap

 

 

 

 

 

must be closed securely to prevent fuel spillage.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Engine Adjustments and Repair

 

Refer to the engine manual for those adjustments and/or

A

repairs that can be made by the owner.

 

Mower Deck and Component

 

 

 

 

C

 

Adjustments

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

The following mower deck and component adjustments and

 

 

 

 

repairs can be made by the owner. However, if there is

 

 

 

 

difficulty in achieving these adjustments and repairs, it is

 

B

 

recommended that these repairs be made by an authorized

 

 

 

 

dealer.

 

 

 

 

 

 

 

 

Blade Brake Adjustment

 

 

 

 

 

 

 

The automatic Blade Brake should stop the blades wi hin 3

 

 

 

 

seconds any time the blades are disengaged by m

ving the

 

 

 

 

blade lever to the “OFF” position or by releasing the Blade

 

 

 

 

Fig

re 31: Measuring blade brake clearance

 

Pedals. If the blades take longer than 3 seconds to stop,

 

 

 

 

 

perform the following measurement and adjustment.

 

 

 

 

1. With the blade engagement lever disengaged, measu

 

 

 

 

 

 

 

 

the distance between the front of the blade lever (A,

 

 

 

 

Figure 31) and the edge of the latch plate (B). The

 

 

 

 

dimension (C) should be 3” to 3-1/4” cl arance b tween

 

 

 

 

the lever and the edge of the plate. If the dim nsion is

 

 

 

 

incorrect go to step 2.

 

 

 

 

 

 

 

2. Remove the belt cover. Refer to the section entitled

 

 

 

 

“BLADE BELT COVER REMOVAL”.

 

 

 

 

 

 

 

3. If the dimension is greater than 3-1/4”, rotate the brake

 

 

 

+

adjustment nut (A, Figure 32) clockwise to increase

 

 

 

 

 

 

 

 

 

Reproduction

 

brake tension. If the dimension is less than 3”, rotate

 

 

 

 

the nut counter-clockwise to decrease brake tension.

 

 

B

 

4. Reinstall the belt cover and tighten the bolts securely.

 

 

-

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Figure 32: Adjusting blade brake tension

 

!

WARNING

 

!

 

 

 

 

 

 

 

 

Once blade is disengaged it should come to a stop in 3 seconds or less. If the blade continues to rotate after 3 seconds the blade brake must be adjusted. DO NOT continue to operate the machine if the blade brake is not operating properly.

24

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Snapper 7800785 Engine Adjustments and Repair, Blade Brake Adjustment, Automatic Blade Brake should stop the blades wi hin

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