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• Replace the User Pack containing product by one
with clean water; place the foam nozzle and open
the spray gun/outlet valve. The product inlet line is
now rinsed with clean water before use of another
product.
6.8.2.
Main Station without User Pack System.
See drawing no 110003498
• Place the can with detergent in the can holder
• Check the suction filter for impurities.
• Put the suction hose into the can below product
level and avoid suction of air.
• After pre-rinsing, check again that the hose is suf-
ficiently below product level and avoid suction of
air during foam or spray operation.
• After use of and when changing product as well as
after use of the unit, remove the hose from the can
and rinse the product inlet line and injector with
clean water.
6.9. Hose Connection
• The special hose fitted with spray gun/outlet valve
is connected to the outlet quick coupling of the unit
(layout drawing).
• Maximum hose length: 30 m.
• It is recommended only to use Nilfisk FOOD
hoses, which have been tested for resistance.
>20 sec.
7. Operation procedures
7.1. Start up
7.1.1.
New System
Note: The pump should be bled and filled with water
before start.
7.2. New system
In order to ensure a problem-free start up of a new
ystem the pipe system must be flushed and bled.
Bleeding the pipe system
1. Turn on the water supply to rinse and bleed the
entire system. If satellites are installed open the
tap furthest away until no air or dirt comes out.
Then rinse and bleed the next tap and continue
until the tap closest to you has been rinsed and
bled.
2. Mount satellites, if any
Bleeding the pump
3. Loosen the relief plug (A) 1-2 revolutions until
water and air begin to flow out.
Never loosen the relief plug while the pump
110003498
is running as this may damage the packing.
4. Tighten the relief plug again
5. Start the pump so that all remaining air pockets
are forced up to the top of the pump.
6. Stop the pump
7. Loosen the relief plug 1-2 revolutions again and
bleed the system until only water flows out.
8. Tighten the relief plug once more
The main station is now ready for operation.
H20
A
DETAIL A
H20
110003485
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