Nilfisk FOOD MH42 Mode D'emploi page 38

CAUTION
The product supply must always be
rinsed thoroughly after use.
• For instructions on rinsing product supply, refer
to Section 8.4.1.
4.3. Emergency shutdown
4.3.1. Turn off the power supply
• Turn off the power supply to the unit.
• Turn off the inverter. The inverter can be shut
down by turning the button to a vertical position
(refer to image below).
4.3.2. Closing valve for water supply.
• With this valve the unit can be isolated from the
water supply.
• A non-return valve is built into the unit to prevent
water backflow.
Open
4.3.3. Closing valve for air supply (MH42 / MP42)
• This valve can isolate the unit from the water sup-
A B
ply.
• Non-return valves are built into the unit to prevent
air backflow.
35
DANGER:
In case of error/defect or service
on equipment:
1. Turn of power supply.
2. Close the water supply.
A
3. Close the air supply.
110009367
110009214
Closed
110009224
Open
4.4. Noise
B
Sound level according to ISO 11202: Below 70dB.
4.5. Vibrations
Hand-arm vibrations according to ISO 5349-1.
4.6. Anticipated failures and precautions
4.6.1. Bursted air tube in unit (MH42 / MP42):
• Ensure front cover is mounted and air valve is
closed when not in use.
• Regularly inspect air hoses and fittings and re-
place if damaged.
4.6.2. Breakdown of non-return valves for air and
water:
• Unit cover must be mounted during use.
• Close air and water valves when not in use.
• Rinse all product non-return valves after use
(refer to section 8.4.1.)
• Examine air and water non-return valves once a
year by authorized personnel.
4.7. Residual risk
4.7.1. Damaged unit:
• Do not use if isolation valves cannot be operated
or required operation cannot be selected.
• Never use the unit if it has been dislodged from
its original place of mounting.
4.7.2. Repair of unit:
• Do not attempt to repair a unit by yourself. Always
contact an authorized service company. Refer to
the back of the manual for service addresses.
• Block and mark any defect unit in order to avoid
unintended use.
• For safety reasons only use approved and origi-
nal spare parts.
110009224
Closed