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• This appliance is not intended for use by persons (including children) with reduced physical,
sensory or mental capabilities, or lack of experience and knowledge, unless they have been
given supervision or instruction concerning use of the appliance by a person responsible
for their safety. Children should be supervised to ensure that they do not play with the
appliance.
• This appliance can be used by children aged from 8 years and above and persons with
reduced physical, sensory or mental capabilities or lack of experience and knowledge if they
have been given supervision or instruction concerning use of the appliance in a safe way
and understand the hazards involved.
Children shall not play with the appliance.
• Cleaning and user maintenance shall not be made by children without supervision.
• This equipment is not suitable for use in locations where children are likely to be present.
Leak Detector status and operation
Status of the Leak Detector
Monitoring (Normal)
Preparing (Startup)
Advance notice of the life of
refrigerant leak detection sensor
Refrigerant leak detection sensor
exceeding its life of the product
Abnormal
Refrigerant leak detection
After cancelled alarm sound
*1 : It is 0.5 seconds interval.
• Once the refrigerant is detected, the alarm lamp will not be released even if the
concentration returns to normal.
The above operation is also continued for external output 1, remote control, indoor unit, and
outdoor unit.
• Once the refrigerant is detected, be sure to replace the refrigerant sensor module. It cannot
be detected correctly.
• The estimated service life of the Leak Detector is 10 years. If use so as not to observe this
manual, service life may be shorter than that of estimated.
• If the Leak Detector exceeds the estimated service life and the operation indicates it, contact
the managers of both building and system and exchange the sensor module to new one
(refer to Service Manual).
Leak detector operation
Operation
Malfunction
Alarm
LED
LED
lamp
ON
OFF
OFF
Blinking
OFF
OFF
*1
ON
Blinking
OFF
*1
ON
ON
OFF
ON / Blinking
ON
OFF
*1
ON
OFF
Blinking
ON
OFF
Blinking
CAUTION
External output
Alarm
Output 1
Output 2
sound
(CN64)
(CN65)
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
Ringing
ON
ON
*1
OFF
ON
OFF
*1
18
Remote
Indoor
controller
unit
status
operation
Normal
Normal
Normal
Normal
Notice code
Normal
J31
Normal
J29
Normal
Stop
J30
/ Circulate operation
Stop
J30
/ Circulate operation
Outdoor
unit
operation
Normal
Normal
Normal
Normal
Normal
Normal
/ Stop (system lock)
Normal
/ Stop (system lock)
18-EN
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