Panasonic S-32NA1E5, Service Manual

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89
CONNECTING THE WIRES TO THE CONTROL BOX
You can see the power supply box on the right side after removing the front grille.
HOW TO TAKE OUT FRONT GRILLE
Please follow the steps below to take out front grille if necessary such as
when servicing.
1. Set the vertical airflow direction louvers to the horizontal position.
2. Slide down the 2 caps (3/4 ~ 1.75HP) or 3 caps (2.0 ~ 3.0HP) on the
front grille as shown in the illustration at right, and then remove the 2
(3/4~ 1.75HP) or 4 (2.0 ~ 3.0HP) mounting screws.
3. Pull the lower section of the front grille towards you to remove the
front grille.
Cap
Vane
Front grille
Cap
Screw
(Move the vane
to upward)
Vane
When reinstalling the front grille, first set the
vertical airflow direction louver to the
horizontal position and then carry out above
steps 2 - 3 in the reverse order.
L N A B U1 U2
L N
A B
U1 U2
Earth lead wire shall be longer than other lead wires as shown in
the figure for the electrical safety in case of the slipping out of the
cord from anchorage.
Terminal board
Screw to connect the
Earth wire
Power supply cable
Remote control wire
Control cable
11.4.6 SETTINGS
Manual address setting cannot be done on wall type indoor units.
The automatic system settings can take up to 1 minute once power is supplied; do not operate the remote
controller during this time.
Once the wires are connected to 1 remote controller group control and power is supplied to the indoor unit, the
A/C No. is automatically set. To stop group control use, follow the directions below and clear the A/C No. that was
automatically set after disconnecting the wires for group control. If it is not cleared then the wired controller will not
show any display.
•
Instructions on clearing the A/C No. after automatic setup
Turn OFF the indoor unit power supply → Set the SW2 (P.C.B) to ON → Turn ON the power supply of the
indoor unit → After approximately 1 minute, turn OFF the power supply to the indoor unit → Set the SW2
(P.C.B) to OFF.
(The next time the power supply is turned ON, the A/C No. will be cleared.)
•
Do not set the SW2 to ON except when clearing the A/C No. as mentioned above. If the SW2 is set to ON,
the wired remote controller will no display.
Setting for 1 remote controller group control
•
A maximum of 16 indoor units can be connected at the time of group control. (Do not connect the heat pump unit
with the cooling only unit.)
•
Only automatic setting is possible when setting the group control address (A/C No.). (Manual setting cannot be
performed.)
•
The A/C No. setting cannot be confirmed when using the automatic method.
■ Automatic setting
Refer to the remote controller’s installation instruction manual for the remote controller settings.