20
21
IN CASE OF MALFUNCTION
Check that the batteries are inserted properly
If problems persist, contact Importer or Distributor.
Fault description
Possible fault
reasons
Solution methods
LCD without
displaying
Wrong installation
Install the batteries
by the correct
polarity direction
Low battery
Replace new
batteries
Circuit fault
Contact with dealer
or manufacturer for
maintaining
No response for
target gas
Retardation time
doesn’t end
Wait for the
retardation time
finish
This item is made in conformity with all the applicable
European directives
DISPOSAL
The device (including its removable parts and accessories) must not
be disposed of together with municipal waste at the end of its life,
but in compliance with European Directive. Since it must be handled
Summary of Contents for JC-224
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