Rato RV160 Manuel Du Propriétaire page 22

MAINTENANCE
Never clean the air cleaner element with gasoline or low flash-point
detergents, or explosion may happen.
Clean the foam filter with soapy water, blow the paper element with
compressed air or lightly tap off dust and never dry to brush .
(1) Gasoline is extremely flammable and explosive in certain
condition. Keep cigarette, sparks and fire away.
(2) After reinstalling the deposit cup, don't start the engine until the
area around is dry.
3)......Maintenance...of...spark...plug...
... In...order...to...ensure...the...engine...normal...running,...gap...of...the...spark...plug...
must...be...correct...and...no...deposit...around...the...spark...plug.
0.7-0.8mm
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· ...19... · ...
Don't touch the muffler to avoid burn in the engine
running or just stopping a moment.
Spark...recommended...using...plug...model
NGK:... BP6ES/BPR6ES
DENSO:... W16EPR-U/W16EP-U
CHAMPION:... RN9YC4
NHSP:... F7TC/F7RTC
TORCH:... F7TC/F7RTC