Installation Of The Decoration Panel; Test Operation; Maintenance; Important - Panasonic S-20UM3HPQ Manual De Instalación Y Funcionamiento

Computerised control (forced off and on/off operation)
1. Wire specifications and how to perform wiring.
• Connect input from outside to terminals T1 and T2 of the terminal
board (remote controller to transmission wiring).
Wire specification Sheathed vinyl cord or cable (2 wire)
Gauge
Length
Contact that can ensure the minimum applicable load
External terminal
See figure 19
1 Input A
2. Actuation
• The following table explains "forced off" and "on/off operations" in
response to input A.
Forced off
Input "on" stops operation
Input "off" enables control
3. How to select forced off and on/off operation
• Turn the power on and then use the remote controller to select
operation.
• Set the remote controller to the field set mode. For details, refer to
the chapter "How to set in the field", in the remote controller
manual.
• When in the field set mode, select mode No. 12, then set the first
code (switch) No. to "1". Then set second code (position) No. to
"01" for forced off and to "02" for on/off operation. (forced off at
factory set.) (See figure 22)
1 Second code No.
2 Mode No.
3 First code No.
4 Field set mode
Centralized control
For centralized control, it is necessary to designate the group
No. For details, refer to the manual of each optional controller for
centralized control.
I
NSTALLATION OF THE DECORATION PANEL
Refer to the installation manual attached to the decoration panel.
After installing the decoration panel, ensure that there is no space
between the unit body and decoration panel. Otherwise air may leak
through the gap and cause dewdrop.
T
EST OPERATION
Refer to the installation manual of the outdoor unit.
The operation lamp of the remote controller will flash when an
error occurs. Check the error code on the liquid crystal display to
identify the trouble. An explanation of error codes and the
corresponding trouble are provided on "Caution for servicing" of
the indoor unit.
S-20~125UM3HPQ
Urban Multi air conditioner
4PW15113-1B
2
0.75-1.25 mm
Max. 100 m
of 15 V DC, 10 mA
on/off operation
input off on: turns on the unit
(impossible by remote controllers)
input on off: turns off the unit
(by remote controller)
1
6
1 Drain pumping device (built-in) drain water is removed from the
room during cooling
2 Air flow flap (at air outlet)
3 Air outlet
4 Remote controller
5 Suction grill
6 Air filter (inside suction grill)
M
AINTENANCE

IMPORTANT

ONLY A QUALIFIED SERVICE PERSON IS ALLOWED TO
PERFORM MAINTENANCE.
BEFORE OBTAINING ACCESS TO TERMINAL DEVICES, ALL
POWER SUPPLY CIRCUITS MUST BE INTERRUPTED.
DO NOT USE WATER OR AIR OF 50°C OR HIGHER FOR
CLEANING AIR FILTERS AND OUTSIDE PANELS.
WHEN CLEANING THE HEAT EXCHANGER, BE SURE TO
REMOVE THE SWITCHBOX, FAN MOTOR AND DRAIN PUMP.
WATER OR DETERGENT
INSULATION OF ELECTRIC COMPONENTS AND RESULT IN
BURN-OUT OF THESE COMPONENTS.
How to clean the air filter
Clean the air filter when the display shows "
CLEAN AIR FILTER).
Increase the frequency of cleaning if the unit is installed in a room
where the air is extremely contaminated.
(As a yardstick for yourself, consider cleaning the filter once a half
year.)
If dirt becomes impossible to clean, change the air filter. (Air filter for
exchange is optional.)
1. Open the suction grill.
Push both knobs simultaneously and carefully lower the grille.
(Identical procedure for closing.)
2
3
5
4 4
MAY DETERIORATE THE
" (TIME TO
Installation and operation manual
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