3. Change the pre-collector element
2020-07-03
OI03H-2818 SR 99-1 8
3.1 Shut off the air inlet.
Turn the pre-collector at the
bottom of the drain bowl to
depressurise the filter.
3.2 Remove the drain bowl.
Press it downward and twist
anti-clockwise (bayonet
mounting). Wash the bowl in
hot water (not solvent) at a
maximum of 60 °C.
3.3 Remove the pre-collector
element by turning it anti-
clockwise.
3.4 Blow the parts clean with
compressed air. Check that
the drain outlet is not
obstructed.
Refit the filter element and the
drain bowl.