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• Work procedure 1 (In case of indoor unit which connector conversion cable is not used)
1) Turn on power supply of the indoor unit only and open fully the pulse motor valve built in the indoor unit.
Turn on power supply of the indoor unit only under condition that power supply of the outdoor unit is OFF.
∗
If power supply of the outdoor unit is turned on, PMV of the indoor unit is not fully opened.
4) The PMV connector built in the indoor unit is connected. Therefore replace it with the connection cable of PMV
Kit. The lock mechanism is provided at side of PMV connector. Remove the connector in the condition that the
lock is unlocked. Fix the connection cable of PMV Kit with cord clamp for communication line.
5) Mount the connector cover and then the work completes.
ON
(Over 2 minutes)
Surely OFF
Screw
Connector cover
2) When 2 minutes or more passed after turning on power supply of the indoor unit, turn off power supply of the
indoor unit.
∗
Then PMV of the indoor unit has been fully opened. While this period, do not issue an operation instruction
from the remote controller.
3) Open the connector cover of the indoor unit after power-off and then process wiring work.
U1
N
L
U2
A
B
U1
N
L
U2 A B
R(L) S(N)
>
ABS
<
PMV connector
(Blue, 6 cores, CN82)
U1
N
L
U2
A
B
U1
N
L
U2 A B
R(L) S(N)
>
ABS
<
PMV Kit
connection cable
Cord clamp for
control wiring
PMV connector
(Blue, 6 cores, CN82)
