Overview And Use; System Safety; Closing Valve For Water Supply; Closing Valve For Air Supply - Ecolab Hybrid SU21 Mode D'emploi

4. Overview and Use

The Hybrid 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 and
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.
Open
Fig 1

5.2. Closing valve for air supply.

With this valve the unit can be isolated from the air
supply. Two non-return valves for air are built in the
unit to prevent backflow of air.
Fig 2

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
Closed
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.
110003524
Open
The air pressure regulation/gauge only
works when the supply valve is open.
Wear glasses when using the unit.
Wear gloves and suitable clothing
when using the unit.
Closed
110003523
13