Service Manual

─ 30 ─
[2] Interlocking with air conditioners (Mr. Slim indoor unit or City Multi indoor unit) or external devices
No. Problem Factor Corrective action
1 Lossnay interlock
settings cannot
be performed
with the remote
controller.
The power of the Lossnay unit is not
ON.
Check the items described in (1) [1].
Faulty connection of the remote con-
troller transmission cable
Check the items described in (1) [2].
Lossnay address setting is incorrect. Check the Lossnay address.
2 Lossnay does not
perform interlock
operation.
The power of the Lossnay unit is not
ON.
Check the items described in (1) [1].
Faulty connection of the remote con-
troller transmission cable or external
input/output signal cables
Check the items described in (1) [2].
The Lossnay unit is not set for inter-
lock operation.
Set the interlock setting.
The terminal block connected and
the type of external signal do not
match (charged or volt-free).
Check the type of external signal and the con-
nections of the external control input terminal
(TM2).
The type of external signal and input
setting do not match (level signal or
pulse signal).
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.)
The Lossnay unit is set to the delay
operation.
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.)
The interlock mode of the Lossnay
unit is set to “ON Interlock" or "OFF
Interlock".
Check the interlock mode setting.
(See the Lossnay Operating/Installation
Instructions or PZ-62DR-E Instruction Book.)
In a group with multiple Lossnay
units, no Lossnay unit is set to the
main Lossnay.
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.)
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).
For details, see the Lossnay Operating/
Installation Instructions or PZ-62DR-E
Instruction Book.