4
• 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 headtop.
• 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. Unpacking the CA Chemical 2F/3F
Check whether the consignment is complete and if no-
thing has been damaged during transport.
The complete system including accessories contains
the following components:
1. Powered respiratory unit
1 pc
2.
Battery
1
pc
3. Belt
1 pc
4. Air supply hose
1 pc
5. Flow indicator
1 pc
6. Battery charger
1 pc
7. Manual for use
1 pc
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 headtop.
Basic description of usage and functions
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 and .
Instantly after switching the unit on you can see infor-
mation 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 informa-
tion: the actual flow level, the present state of filter
clogging and of baterry charging. For better orientation,
these specifications are distinguished by correspon
-
dent pictograms.
The Flow Control System keeps the air-flow steady
irrespective of the filter clogging or the degree of ba
-
ttery charging.
If it is impossible to keep the chosen air-flow, you will
hear an acoustic signal. If it is possible, the electro
-
nics 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 instructons for needful
intervention into the unit will appear on the display.
Next it is urgent to stop work immediatelly and to repla-
ce the filter or battery, eventually to charge the battery.
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 and . Instant-
ly 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
same 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 baterry charging. For better orientation, these
specifications are distinguished by correspondent
pictograms. The Flow Control System keeps the
air flow steady irrespective of the filter clogging or the
degree of battery charging.
If it is impossible to keep the chosen air-flow, you will
hear an acoustic signal. If it is possible, the electro
-
nics 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 instructions for needful inter-
vention 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.
Detailed description of functions for units 2F Plus
and 3F Plus
Monitoring panel
– displays
selected standard, type of filter
in use, remaining and set alarm
time, present flow volume, the
present 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 vital to leave the
contaminated area and replace
filters.
Alarm
– alarm notifying the user
of the filter expiry which can be
pre-set. The alarm is also repre-
-sented by a red LED located
next to the display.
Summary of Contents for Chemical 2F
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Page 83: ...83 Filter replacement CA Chemical 2F Pictures Flow Indicator 1A 1B CA Chemical 3F 2A 2B ...
Page 87: ...87 Surface coating 11A 3F 11B 2F Hose cover 12A 12B ...
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