7
ELECTRIC WORK
• Work procedure 3
(In case of indoor unit which additional clamp filter and the connector conversion cable are
used)
Applicable model: The all indoor units except High Wall type
The work procedures from 1), 2) and 3) are same to those in the work procedure 1.
• Attach the additional clamp filter near the indoor unit, and make sure the attach location is different
depending on the indoor unit type.
4) Open the connector cover of the indoor unit after power-off and then process wiring work.
5) When the product was shipped from the factory, PMV connector built in the indoor unit is connected to
CN82 connector of the indoor control PC board of the indoor unit. Therefore replace PMV connector
with the connection cable of the PMV Kit.
Additional clamp filter
(Accessory)
Connection cable
PMV Kit
Clamp filter
(Formerly attached)
Connector conversion cable
6) Using binding band, put together the removed PMV lead wires and then store in the electrical parts box.
7) Process the wiring work and then close the electrical parts box.
EN-17
Pulse motor valve (PMV)
Indoor unit
(Indoor unit side)
PMV lead wires
PMV
CN82 connector
Indoor control P.C. board
8
10
SETUP OF OUTDOOR UNIT
When using PMV Kit on the MiNi-SMMS system, it is necessary to set up DIP switches on the
interface P.C. board of the outdoor unit.
If it is not MiNi-SMMS system, setting up of DIP switches is unnecessary.
How to set up
• Turn DIP switch [SW08] on the interface P.C. board of the outdoor unit to ON side.
* In a case that DIP switch [SW08] is not provided, the operation is unnecessary.
Outdoor unit interface P.C. board
SW11
SW12
SW13
SW14
ON
ON
ON
ON
1
2 3 4
1
2 3 4
1
2 3 4
1
2 3 4
SW06
SW07
SW08
SW09
SW10
ON
ON
ON
ON
ON
1
2 3 4
1
2 3 4
1
1
2 3 4
1 2 3 4
Switch [SW08]
EN
EN-18