Sanyo Classic PACi Serie Instrucciones De Instalación página 62

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Connecting 2 remote controllers to control a
simultaneous-operation multi system
Remote controller Remote controller
switch (main) switch (sub)
Optional Optional
1 2 1 2
Terminal plate
for remote
controller wiring
1 2
Indoor unit 1 Indoor unit 2
U1U2
Ground
Ground
1 2
Inter-unit
Outdoor unit
control wiring
Ground
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Remote controller setting mode
To set the remote controller main/sub setting or change the
sensor, follow the steps below.
(1) Press both and
for more than 4 seconds together.
(2) Select CODE No. with
(3) Change DATA with
(4) Press . Finally, press
* DATA is memorized in the RCU. (DATA setting will not be
changed even when the power is turned off.)
* Make sure to set [Normal] for RCU. CK.
CODE
ITEM
ITEM
RCU. Main/Sub
Clock display
RCU. CK
Room temperature sensor Main unit
■ K Type
10-9. Caution
●
This unit may be used in a single-type refrigerant
system where 1 outdoor unit is connected to 1 indoor
unit, and also in a system where 1 outdoor unit is
connected to multiple indoor units (maximum 4).
* If multiple indoor units are used, also refer to "10-16.
System Control".
●
The indoor and outdoor unit control PCB utilizes
a semiconductor memory element (EEPROM). The
settings required for operation were made at the time of
shipment.
Only the correct combinations of indoor and outdoor
units can be used.
Remote controller
crossover wiring
Terminal plate
for remote
controller wiring
1 2 1 2
Indoor unit 3
U1U2 U1U2
Ground
buttons on the remote controller
/ ( ) buttons.
/ (TIMER) buttons.
.
DATA
Sub Main
24 hours 12 hours
(AM/PM)
RCU. CK Normal
RCU
10-10. Test Run Procedure
Recheck the items to check
before the test run.
Check the combination (wiring) of
indoor and outdoor units.
YES
Is system "single-type"?
(1 indoor unit is connected
Turn ON the
Are multiple outdoor units
indoor and
outdoor power
(Automatic
Address setting)
Turn ON the indoor and
outdoor power.
(Automatic Address Setting)
Set the indoor unit control
switch to "TEST".
Slide the indoor unit control
switch back to "ON".
10-11. Items to Check Before the Test Run
(1) Turn the remote power switch ON at least 12 hours in
advance in order to energize the crank case heater.
(2) Fully open the closed valves on the liquid-tube and gas-
tube sides.
60
(See 10-11)
(See 10-16)
to 1 outdoor unit)
NO
YES
used?
(See 10-16-2)
In case of group
control
NO
(See 10-16-3 to
10-16-6)
How to Set
Automatic Address
(See 10-13)
Refer to "Table of Self-
NO
Diagnostic Functions"
Can operation be
to check the system.
started?
In addition, refer to
10-16 and correct any
items that need to be
corrected.
YES
Note: Check the indoor-
side drainage.
(See 10-13)
Confirm wiring
is done in
accordance with
Fig. 2, "Basic
Wiring".
Set the
automatic
address setting
from outside unit.
(See 10-15)
Fig. 10-8