Mitsubishi Electric LGH-F300RVX2-E Handbook page 30

[2] Interlocking with air conditioners (Mr. Slim indoor unit or City Multi indoor unit) or external devices
No. Problem
1 Lossnay interlock
settings cannot
be performed
with the remote
controller.
2 Lossnay does not
perform interlock
operation.
Factor
The power of the Lossnay unit is not
ON.
Faulty connection of the remote con-
troller transmission cable
Lossnay address setting is incorrect. Check the Lossnay address.
The power of the Lossnay unit is not
ON.
Faulty connection of the remote con-
troller transmission cable or external
input/output signal cables
The Lossnay unit is not set for inter-
lock operation.
The terminal block connected and
the type of external signal do not
match (charged or volt-free).
The type of external signal and input
setting do not match (level signal or
pulse signal).
The Lossnay unit is set to the delay
operation.
The interlock mode of the Lossnay
unit is set to "ON Interlock" or "OFF
Interlock".
In a group with multiple Lossnay
units, no Lossnay unit is set to the
main Lossnay.
In a group with multiple Lossnay
units, external control signal is input
to a Lossnay unit other than the main
Lossnay.
The Lossnay unit is operating in
the protective mode (intermittent
operation).
Check the items described in (1) [1].
Check the items described in (1) [2].
Check the items described in (1) [1].
Check the items described in (1) [2].
Set the interlock setting.
Check the type of external signal and the con-
nections of the external control input terminal
(TM2).
Check the type of external signal and the setting
of the input (level or pulse).
(See the Lossnay Operating/Installation
Instructions or PZ-62DR-E Instruction Book.)
When PZ-62DR-EA is used, it displays the
icon " " that indicates the delay operation is
in-progress.
LED1 (green) on the control circuit board lights.
The Lossnay unit starts operation in 30 minutes
(or 15 minutes) after starting operation by the air
conditioner or external signal.
Check the function selection switch (SW2-3) on
the circuit board or the function setting (No. 9)
of PZ-62DR-EA. (See the Lossnay Operating/
Installation Instructions or PZ-62DR-E
Instruction Book.)
Check the interlock mode setting.
(See the Lossnay Operating/Installation
Instructions or PZ-62DR-E Instruction Book.)
When externally controlling multiple Lossnay
units without using M-NET (and address set-
ting), set one Lossnay unit as the main Lossnay
to input external control signal. (Set its address
to the smallest number in the group, or set it to
1 and then set the other units address to 0.)
For details, see the Lossnay Operating/
Installation Instructions or PZ-62DR-E
Instruction Book.
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Corrective action