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7 © 2020 Dehaco B.V. • User and maintenance manual • DEH Negative Pressure Units_2021-02_v1.0_NL
1. Introduction
also observe the local safety instructions.
WARNING!
The instructions described in this user manual relate
to the Dehaco DEH negative pressure unit. You should
also make yourself familiar with the PPE requirements
in your specific work situation!
All persons involved with assembly, commissioning,
operation, maintenance and repair must:
-
have the level of know-how and qualifications
required for their task.
-
·have read and understood this user manual.
-
observe all indicated safety instructions.
-
In order to ensure safety when using the system, the
following should absolutely be observed!
Ø
The negative pressure unit are not suitable for
filtering condensing, corrosive, flammable and
explosive air.
Ø
Maintenance, including removing and changing
the filter, may only be performed by persons
authorised to do so, while wearing suitable
personal protective equipment.
Ø
In case of repair and maintenance work, the
appliance should be fully disconnected from the
electric mains.
Ø
The safety provisions and protective provisions
should be kept in an impeccable condition.
In order to be able to guarantee safety, it is not
permitted to make changes to the appliance yourself.
In order to prevent damage, the appliance should
never be used without the incorporated filter.
Without a pre-filter, the HEPA filter is directly
accessible. Do NOT touch the HEPA filter! The HEPA
filter may only be replaced by a dealer or authorised
person.
The machine is supplied with a transit plate that closes
the front of the (contaminated) filters during transport.
When the machine has been used, this plate may only
be removed under controlled circumstances.
1.4 Dangers
DAN GER!
Touching a defective connection to the electric mains
could lead to severe or even fatal injuries.
Ø
Do not damage the power cable.
Ø
Regularly check the power cable for damage.
Ø
Have a defective power cable replaced by Dehaco
or a professional electrical engineer before
continuing to use the appliance.
BEWARE!
The appliance could get damaged when connected to
an unsuitable mains voltage.
Ø
Check that the voltage indicated on the type plate
corresponds with the local mains voltage.
WARNING!
The following materials may not be filtered:
Ø
Hot materials (glowing cigarettes, hot ash, etc.)
Ø
Combustible, explosive, aggressive materials and
substances.
WARNING!
Contaminated filter:
Changing the filter may only be performed by persons
authorised to do so, while wearing suitable personal
protective equipment.
Ø
Filters must be processed as waste, as legally
prescribed.
1.5 Warranty
Dehaco B.V. provides a 12 month warranty with
observance of Dehaco's General Terms of Delivery.
These terms can be found on
Dehaco's website: www.dehaco.nl. Upon request, the
General Terms of Delivery can be sent to you.
The pre-filters and HEPA filters used in the DEH
negative pressure unit are consumables. These filters
do not fall under Dehaco's warranty conditions.