Mower Blade Replacement; Blade Sharpening - Briggs & Stratton SNAPPER 7800946-02 Manuel D'utilisation

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Mower Blade Replacement

WARNING
!
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
extremely sharp and can cause severe injury.
Standard Blade Wear Limit
1. Inspect the blade (Figure 19) frequently for signs
of excessive wear or damage:
(A) New blade
(B) Wear limit (notch starts)
(C) Dangerous condition! Do not use on the
mower! Replace with a new blade.
A
Figure 19: Standard blade wear limits
Ninja Blade Wear Limit
1. Inspect the blade (Figure 20) frequently for signs
of excessive wear or damage:
(A) New blade
(B) Wear limit (cracks or notches begin to appear
on tip)
(C) Dangerous condition! Do not use on the
mower! Replace with a new blade.
WARNING
!
DO NOT use a cutting blade that shows signs of
excessive wear or damage. Refer to the Section enti-
tled "MOWER BLADE REPLACEMENT" for proper
blade inspection and service procedures.
!

Blade Sharpening

IMPORTANT: Drain the fuel tank before tipping the
mower. DO NOT tip the machine with the carburetor or
spark plug down. Oil from the crankcase will saturate
B
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.
C
!
Figure 20: Ninja blade wear limits
1. Disconnect the spark plug wire and secure the end
away from the plug.
2. Tilt the mower up on its rear wheels. Do not tilt the
mower with the spark plug or carburetor down.
3. Remove the blade (B, Figure 21).
B
Figure 21: Removing the mower blade
Maintenance
A
B
C
Make sure that
blade hub is seated
between flanges
A
C
D
E
21
en

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