Hardi NK MB Series, Instruction Book

Page: 92 / 122

6 - Maintenance
92
10 hours service - Self-Cleaning Filter
This filter should be cleaned every 10 hours.
1.
Unscrew the union nut (A) and open filter.
2.
Check filter gauze (B), clean if necessary.
3.
Grease the O-ring (C) on the filter lid.
To reassemble:
4.
Assemble all filter parts in the order shown on the picture.
5.
Turn union nut (A) clockwise to close filter.
±
WARNING! Always wear protective clothing and gloves before
opening the filter!
10 hours Service - Suction Filter
To service the suction filter:
1.
Pull out the steel clip (A).
2.
Lift the suction hose fitting (B) from housing.
3.
Filter guide and filter (C) can now be removed.
To reassemble:
4.
Press the guide onto filter end.
5.
Place the filter into housing with guide facing up.
6.
Ensure the O-ring (D) on the hose fitting is in good condition and
lubricated.
7.
Refit the suction hose (B) and steel clip (A).
±
WARNING! Always wear protective clothing and gloves before
opening the filter!
10 Hours Service - InLine Filter
If the boom is equipped with In-Line Filters, unscrew the filter bowl to
inspect and clean the filter. When reassembling, the O-ring should be
greased.
Alternative filter meshes are available. See section “Technical
specifications” - Filters and nozzles.
±
WARNING! Be careful not to splash out liquid, when unscrewing
the filter bowl.
±
WARNING! Always wear protective clothing and gloves, before
servicing the filter!