Maintenance and care 7
TW85
83
Draining Fuel Pre-filter
•
Drain water from the fuel pre-filter through the
water-drain valve (65/1).
Replacing Filter Insert of Fuel Pre-filter
•
Clean the outside of the fuel filter.
•
Drain fuel through the drain plug (65/1).
Collect fuel!
•
Unscrew the center screw and remove the cap.
•
Extract the filter insert by turning.
•
Flush the filter housing using clean fuel.
•
Fit the new or cleaned filter insert.
Cleaning Filter Insert of Fuel Pre-filter
When cleaning, take care to ensure that
dust does not land on the inside (clean
side) of the insert.
y
Immerse the screen insert of the fuel pre-filter in
clean fuel. Meanwhile, blow out from the inside
and brush off using a medium-hard cleaning
brush.
Only use brushes with synthetic or
natural bristles.
Do not use wire brushes!
•
After brushing, immerse the insert in clean fuel
and blow out from the inside at the same time.
•
Remove the filter insert from the bath and blow
out hard from the inside until there is no more
fuel foam on the surface of the insert.
•
Check that the filter insert is undamaged and
that there is no dirt on the inside.
•
The insert is ready to be re-installed.
HM32-065-1
1
Fig. 65 Fuel pre-filter
Summary of Contents for TW85
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