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7.2. Changing air /foam on 1 or 2 products
7.3. Maintenance, trouble shooting and Service
Maintenance Instructions
1. Quick couplings; it is recommended to lubri-
cate all couplings parts regularly, approx. once
a month) by water proof grease to prevent
leaks and damage of o-rings.
2. If the quick couplings leak, o-rings should be
replaced.
3. Depending on usage, maintenance should be
undertaken by an authorised service engineer
at least once a year in order to prevent defects
and failure of operation. Authorised engineers
are persons who due to their skills and experi-
ence have sufficient knowledge of Hygiene
Systems and are confident with the state
work safety regulations, accident preventing
regulations, lines and generally acknowledged
technical regulations such as DIN-norms and
VDE-provisions. For your safety, this cleaning
unit has been manufactured according to all
relevant regulations valid in the EU and there-
fore it has been supplied with the CE-marking.
For further information, please refer to the
service department.
4. When the cleaning process has been com-
pleted or chemicals have been changed, it
is important to rinse the suction and injector
systems in the following way:
5. Replace the can with a can containing clean
water.
16
180°
1
6. Put the suction hose into the water can.
• Connect the foam nozzle.
• Open the spray gun/outlet valve and keep it open
until the injector has been rinsed through (approx.
30 seconds).
• Remove the suction hose from the water can.
7. It is recommended to descale the unit according
to pharagraph 9.3
8. It is recommended to clean the surface inside the
unit at least once a month in order to maintain
parts and avoid corrosion of parts.
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