Mitsubishi Electric Lossnay LGH-100RX4-E, Handbook

Page: 25 / 76

« Check remote control unit number
limitations when using a power
supply unit.
«
Check the length of the trans-
mission cable wiring.
6 When power is supplied
to the system, the
remote control display
goes blank and the sys-
tem does not start. « Over the number of units that can be controlled
with the Lossnay remote controller.
«
The length of the transmission cable wiring is
longer than specifications (longer than maxi-
mum 200 m from the power supply unit, longer
than 500 m between ends.)
No.
Symptom Cause Corrective action
—25—
7
The power display “ ”
does not display when
power is supplied to the
system.
1 When using City Multi and Lossnay interlocked
system (connected to the indoor unit system)
«
The transmission cable is not correctly con-
nected to the Lossnay remote controller.
« The power is not turned on for the outdoor unit.
«
The length of wiring for the outdoor unit’s M-
NET transmission cable is longer than specifi-
cation (longer than 200 m).
«
Check the transmission cable
connection.
« Check the power to the outdoor unit.
«
Check the length of the trans-
mission cable wiring.
2 When using a Lossnay individual system or
City Multi and Lossnay interlocked system con-
nected to the central system.
«
The power supply unit is not connected to the
transmission cable.
«
The power to the power supply unit is not
turned on.
«
The length of wiring of the M-NET transmission
cable from the power supply unit is longer than
specification (longer than 200 m).
«
Connect to the power supply
unit.
«
Check the power to the power
supply unit.
«
Check the length of the trans-
mission cable wiring.
«
Check the power to the Lossnay.
« Check the Lossnay remote con-
troller address registration with
the MELANS (“HO displays for 3
– 10 minute when electricity is
supplied to the system).
«
Connect the transmission cable
to TB5
A
,
B
.
«
Check the Lossnay registration
with the Lossnay remote con-
troller.
8
The “HO” on the remote
controller continues to
flash when the power is
supplied to the system. « Lossnay is Not supplied with specified power.
«
The address for the Lossnay remote controller
does not have a group setting at the MELANS.
«
The M-NET transmission cable is connected to
TM2
5 6 .
«
For a Lossnay individual system with no
MELANS, Lossnay registration has not been
performed by the Lossnay remote controller.
9 “LC 6608” displays on
the remote controller and
the Lossnay does not
operate.
«
The remote controller is PZ-41LSB-E and con-
nected to the TB5
A
,
B
.
«
Change to the PZ-52SF-E
remote controller (PZ-41SLB-E
can not be used with a M-NET
system).
10 The operation specified
by the system controller
differs from the operation
of the Lossnay.
«
The remote controller is PZ-41SLB-E and con-
nected to the TM4
1 - 2 .
«
Change to the PZ-52SF-E
remote controller (PZ-41SLB-E
can not be used with a M-NET
system).