Overview And Use; System Safety; Closing Valve For Water Supply; Closing Valve For Air Supply - Nilfisk FOOD Hybrid YETI TW Instrucciones De Uso

4. Overview and Use

The YETI unit is a complete cleaning station to be
connected to a booster unit or a main station. The
unit requires sufficient supply of water, compressed
air and detergent or desinfectant.
Consumptions:
The unit is approved for the use of detergents or
disinfectants.
Warning: Do not change the settings
made or recommended by the supplier
of the detergents!
Detergents are supplied via a User Pack system or
from separate standard cans. Supply is also possible
via piping systems.
Before installation and set up of the unit always
read this instruction thoroughly. Always make sure
to follow personal safty procedures for chemicals in
connection with refilling procedures (product change),
maintenance and repair. See also product label and
MSDS sheet.
Safety instructions
Only professional service personel are allowed to
carry out service and repairs on the unit.
Only instructed personel are allowed to operate the
unit.

5. System Safety

In case of error/defect or service on equipment:
1. close the water supply
2. close the air supply

5.1. Closing valve for water supply.

With this valve the unit can be isolated from the water
supply. Further, a non-return valve is built in the block
to prevent backflow of water.
Fig 1
12

5.2. Closing valve for air supply.

We recommend mounting a closing valve with two air
non-return valves on the air inlet.
This makes it possible to disconnect the air supply
and prevent backflow of air.
.

5.3. Anticipated failures

Bursted air tube in unit:
• The unit must never be used without the front
cover being mounted.
• The air closing valve on /in connection with the
unit must always be closed when not in use.
• Air tube and fitting should be examined regularly
and exchanged in case of visible damages.
Breakdown of non-return valves for air and water:
• The unit must never be used without the cover
beeing mounted.
• Air and water closing valve on/in connection with
the unit must always be closed when the unit is
not in use.
• After use of the unit all chemical non-return valves
must be thorougly rinsed with clean water. Follow
instructions in paragraph 9.2.
• Non-return valves for air and water should be
examined minimum once a year by authorised
personel for defects.
Repair of unit:
• Do not attempt to repair a defect unit by yourself.
Always contact an authorised service company.
• Block and mark any defect unit in order to avoid
unintended use - se paragraf below regarding
"Rest risk - Use of the unit"
• For safety reasons only use approved and original
spare parts.
110006978
Wear glasses when using the unit.
Wear gloves and suitable clothing
when using the unit.