MSW Motor Technics MSW-AVR 8500F MAX EURO5 Manual De Instrucciones página 49

Disassemble the filter and check its condition - if necessary, blow on
•
it with compressed air (not too high pressure) or replace it with a new
one:
ATTENTION: do not clean the filter with any detergents and do not
lubricate with oil!
n) Replacing the fuel filter:
The fuel filter is located on the fuel hose between the tank and the
engine: