Maintenance(Continued)
,m
_E
WARNING
DONOTattempt any maintenance,adjustments or service
with engine and blade running. STOPengine and blade.
Disconnectspark plug wire and secure away from spark
plug. Engineand components are HOT.Avoid serious
burns, allow sufficient time for all components to cool.
Wearheavy leather gloves when handling or working
around cutting blades. Bladesare extremely sharp and can
causesevere injury.
MowerBladeReplacement
Standard Blade Wear Limit
1. Inspect the blade(Figure20) frequently for signs of
excessivewear or damage:
(A) New blade
(B) Wear limit (notch starts)
(C) Dangerous condition! Do not use on the mower!
Replacewith a newblade.
Figure20: Standard blade wearlimits
Ninja Blade Wear Limit
1. Inspect the blade(Figure21) frequently for signs of
excessivewear or damage:
(A) New blade
(B) Wear limit (cracks or notches begin to appearon
tip)
(C) Dangerous condition! Do not use on the mower!
Replacewith a newblade.
WARNING
DONOTuse a cutting bladethat shows signs of excessive
wear or damage.Refer to the Section entitled "MOWER
BLADEREPLACEMENT"for proper blade inspection and
service procedures.
Figure21: Ninja blade wearfimits
BladeSharpening
1. Disconnect the spark plug wire and secure the end away
from the plug.
2. Tilt the mower up on its rear wheels. Donot tilt the
mower with the spark plug or carburetor down.
Important:Drain the fuel tank beforetipping the mower. DO
NOTtip the machinewith the carburetor or spark plug down.
Oil from the crankcasewill saturate the air filter and cause
the engineto be hard to start or not start at all. If
contamination does occur,the air filter will haveto be
replaced.
3. Remove the blade (B, Figure22).
Makesure that
bladehub is seatedI
[betweenfanges J
i
Figure22: Removing the mower blade
12 www.snapper.com
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