03_16
03_17
In order to preserve the SAS, so to ensure its efficiency, the following maintenance
procedures should be carried out by and Authorised Piaggio Service Station:
125cc Engine - For this engine, the system consists of an internal, «A» and an ex-
ternal filter, «B». These should be cleaned every two years.
250cc Engine - This system features a single filter, «A» positioned inside the plastic
box, externally mounted onto the transmission cover. Cleaning is scheduled for every
12,000 Km.
The sponge filters should be cleaned with water and soap, and then dried with a clean
cloth and light jets of compressed air.
03_18
Cooling fluid level (03_18, 03_19)
The engine cooling system is of the forced liquid circulation type. The coolant circuit
contains approx. 1.8 litres of coolant consisting of a mixture of 50% demineralised
water and glycol ethylene-based antifreeze solution with corrosion inhibitors.
The liquid supplied with the scooter is already mixed and ready for use.
For the engine to work properly, coolant temperature must range between a minimum
value of 60 °C and a maximum value of 105 °C, as indicated by coloured references
on the indicator «D» on the analogue instrument panel. If the needle of the gauge
50
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