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Symptom
No.
2
Displays "HO" and does
not start.
3
Cannot register the Loss-
nay from the remote con-
troller or the controller.
4
Starts or stops, or the dis-
play changes, by itself.
5
Displays a error code that
is not in the checklist.
6
Cannot stop the Lossnay
with the remote controller
(display shows "Central").
154
Cause
« It is less than 10 minutes since the power was
supplied to the system.
« Group setting (registration) has not been
made.
« Remote control address has not been registered
in the group setting by the centralised controller.
« Power supply to the Lossnay is not turned on.
« Lossnay is connected to a power supply with a
rating outside specification.
« Lossnay transmission cable connection termi-
nal is wrong.
« Lossnay address was changed.
« Lossnay board was changed.
« The length of wiring of the transmission cable is longer
than specifications (longer than maximum 200 m from
the power supply unit, longer than 500 m between ends).
« Power supply to the Lossnay is not turned on.
« Lossnay is connected to a power supply with a
rating outside specification.
« Transmission cable to the Lossnay is not con-
nected.
« Lossnay transmission cable connection termi-
nal is wrong.
« Lossnay address is wrong.
« The length of wiring of the transmission cable is longer
than specifications (longer than maximum 200 m from
the power supply unit, longer than 500 m between ends).
« Set for interlocked operation with City Multi.
« Letters on the remote controller LCD are dim.
« "Cancel Operation" setting is made from the
MELANS.
« External priority ON/OFF setting is made.
« Remote/nearby switch input (CN32) is set to
"Remote."
Corrective action
« After supplying power to the sys-
tem, HO blinks for a maximum of
about 10 minutes.
(This is not an error.)
« Make the group setting (registra-
tion). If using a system with a cen-
tralised controller, register at the
centralised controller. If there is only
the Lossnay remote controller, reg-
ister at the remote controller. (refer
to "15. Appendix" or page 179)
« Check the group setting at the
MELANS. (refer to "15. Appendix")
« Check the power supply to the
Lossnay. (refer to page 161)
« Check the power supply.
« Check the transmission cable
connection (connected to A, B
of terminal unit TB5 on the Loss-
nay board). (refer to page 165)
« Check the Lossnay address.
(refer to page 166)
« If the board has been replaced,
reset the group settings. (refer to
"15. Appendix")
« Check the length of the trans-
mission cable wiring.
« Check the power supply to the
Lossnay. (refer to page 161)
« Check the power supply.
« Check the transmission cable
connection. (refer to page 165)
« Check the transmission cable
connection (connected to A, B
of terminal unit TB5 on the Loss-
nay table). (refer to page 165)
« Check the Lossnay address.
(refer to page 166)
« Check the length of the trans-
mission cable wiring.
« Cancel interlocked operation
setting. (refer to "15. Appendix" )
« Replace the remote controller.
« Check the settings of the
MELANS.
« Check the interlocked operation
mode setting. (refer to page 168)
« Check the remote/nearby
change input (CN32).
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