72
■ MAFP 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 PCBs utilize a semiconductor memory element (EEPROM). The set-
tings required for operation were made at the time of shipment.
Only the correct combinations of indoor and outdoor units can be used.
10-10. Test Run Procedure
Recheck the items to check before the test run.
Turn ON the indoor and outdoor power.
Set the indoor unit control switch to “TEST.”
Turn ON the indoor
and outdoor power.
Slide the indoor unit control switch back to “ON.”
YES
NO
YES
NO
YES
NO
(See 10-13-3)
(See 10-13-3)
(See 10-15)
(See 10-11)
(See 10-16)
Check the combination (wiring) of indoor and
outdoor units.
Is system “single-type”?
(1 indoor unit is connected
to 1 outdoor unit)
Are multiple outdoor units used?
Can
operation be
started?
Refer to “Table of Self-Diagnostic
Functions” to check the system.
In addition, refer to 10-16 and
correct any items that need to be
corrected.
Note: Check the indoor-side drainage.
Confirm wiring is done
in accordance with
Fig. 2,
“Basic Wiring.”
(Automatic Address Setting)
(See 10-16-2) In case of group control
Set the automatic
address setting from
outside unit.
(See 10-16-3 ~ 10-16-6)
How to Set Automatic Address
(Automatic Address setting)
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