PRONAR T740, Manual

Page: 101 / 136

5.13
Contact of pneumatic leads with oils, greases, petrol etc. may cause damage and accelerate
ageing process. Bent conduits, permanently deformed, cut or worn should be replaced.
Tightness inspection:
•
After a week of use
•
Every 12 months of use.
5.2.9 CLEANING THE AIR FILTERS
Depending on trailer working conditions, but not less than once in three months, take out and
clean air filter inserts, which are placed in pneumatic system connection conduits. Inserts are
used many times and are not subject to changing unless they are mechanically damaged. In
order to clean insert first reduce pressure in supply conduit. Next remove securing slide (1) –
figure ( 5.4) . Hold the filter cover (2) with the other hand. After removing slide lock, the cover
is pushed off by the spring, in the filter housing. The insert and the filter body should be
carefully washed out and blown through with compressed air. Assembly should be done in
reverse order.
DANGER
Before proceeding to dismantle filter, reduce pressure in supply conduit. While
disengaging filter slide gate, hold cover with other hand. Stand away from filter cover
vertical direction.
Cleaning the air filter (filters):
•
every 3 months of use,