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• For working environment contaminated by both
kinds of pollution it is necessary to use combined
filters.
• For gases which are difficult to identify it is ne-
cessary to follow special rules.
• Replace the filters whenever there is an odour
change on the air coming into the headpiece.
• Use only certified original filters determined for
your powered respiratory unit.
CAUTION! Violation of any precepts for usage
of your powered respiratory unit automatically
annuls the Warranty!
3. Unpacking / Assemblage / Usage
and Functions
3.1.
CA Chemical 2F/3F
Unpacking the
Check whether the consignment is complete and if
nothing has been damaged during transport.
The complete system including accessories conta-
ins the following components:
1. Powered respiratory unit
2. Battery
3. Belt
4. Air supply hose
5. Flow indicator
6. Battery charger
7. Manual for use
3.2. Assemblage
1. Connect the air supply hose to the powered re-
spiratory unit making sure the screw is tight
enough so the joint is leakproof.
2. Attach the filters to the unit - always all of the
same type!
3. Connect the hose to the headpiece.
Basic
description
functions
(Pictures show how the individual menus look from
the inside)
CA CHEMICAL 3F Plus
The unit can be switched on by pressing any of the
two controlling push-buttons shortly. Individual flow
levels can be changed by shortly pressing buttons
ρ ρ ρ ρ
and
σ σ σ σ
. Instantly after switching the unit on you
can see information about the supplier of your
powered respiratory unit on the display; during the
second visual display, you can go over to the
MENU by pressing both buttons at the sane time for
2 seconds; last the information display will visualize
giving you the following information: the actual flow
level, the present state of filter clogging and of ba-
terry charging.
For better orientation, these speci-
fications are distinguished by correspondent picto-
grams.
The Flow Control System keeps the air-flow steady
irrespective of the filter clogging or the degree of
battery charging.
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of
usage
and
If it is impossible to keep the chosen air-flow, you
will hear an acoustic signal. If it is possible, the
electronics will automatically decrease the air-flow
by one level. If the unit is unable to keep the lowest
practicable air-flow, you will be warned by alarm
and the reason for this alarm as well as the in-
structons for needful intervetion into the unit will
appear on the display. Next it is urgent to stop work
immediatelly and to replace the filter or battery,
eventually to charge the battery. The utility of the
alarm is described in Point 4.2.
CA CHEMICAL 2F Plus
The unit can be switched on by pressing any of the
two controlling push-buttons. Individual flow levels
can be changed by shortly pressing buttons
.
Instantly after switching the unit on you can
σ σ σ σ
see information about the supplier of your powered
respiratory unit on the display; during the second
visual display, you can go over to the MENU by
pressing both buttons at the same time for 2 se-
conds ; last the information display will visualize
giving you the following information: the actual flow
level, the present state of filter clogging and of ba-
terry charging.
For better orientation, these speci-
fications are distinguished by correspondent picto-
grams. The Flow Control System keeps the air-flow
steady irrespective of the filter clogging or the de-
gree of battery charging.
If it is impossible to keep the chosen air-flow, you
will hear an acoustic signal. If it is possible, the
electronics will automatically decrease the air-flow
by one level. If the unit is unable to keep the lowest
practicable air-flow, you will be warned by alarm
and the reason for this alarm as well as the in-
structons for needful intervetion into the unit will
appear on the display. Next it is urgent to stop work
immediatelly and to replace the filter or battery,
eventually to charge the battery. The utility of the
alarm is described in Point 4.2.
Detailed description of functions for
units 2F Plus and 3F Plus
3
ρ ρ ρ ρ
and
Monitoring panel – displays
selected
standard, type of
filter in use,
remaining and set alarm time,
present flow volume, the pre-
sent state of filter clogging and
battery charging.
Alarm – alarm informing the
user about unsatisfactory air-
flow through the unit due to
filter clogging. It is
leave the cintaminated area
and replace filters.
vital to
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