'19 • PAC-SM-309
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2
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1. MICRO INVERTER PACKAGED AIR-CONDITIONERS
CONTENTS
1.1 OUTLINE OF OPERATION CONTROL BY MICROCOMPUTER .................. 5
1.1.1 Remote control ....................................................................................... 5
1.1.2 Operation control function by the wired remote control .................... 10
1.1.3 Operation control function by the indoor control ............................... 13
(
Ⅰ
) FDT, FDTC, FDU, FDUM, FDE series ....................................................... 13
(1) Auto operation ........................................................................................... 13
(2) Operations of functional items during cooling/heating .............................. 14
(3) Dehumidifying (DRY) operation ................................................................. 14
(4) Timer operation ......................................................................................... 15
(5) Hot start (Cold draft prevention at heating) ............................................... 16
(6) Hot keep .................................................................................................... 17
(7) Auto swing control (FDT, FDTC, FDE only) ............................................... 17
(8) Thermostat operation ................................................................................ 18
(9) Filter sign ................................................................................................... 19
(10) Compressor inching prevention control ..................................................... 19
(11) Drain pump control .................................................................................... 20
(12) Drain pump motor (DM) control ................................................................. 20
(13) Operation check/drain pump test run operation mode .............................. 20
(14) Cooling, dehumidifying frost protection ..................................................... 21
(15) Heating overload protection ...................................................................... 21
(16) Anomalous fan motor ................................................................................ 21
(17) Plural unit control - Control of 16 units group by one remote control ........ 22
(18) High ceiling control .................................................................................... 22
(19)
Abnormal temperature sensor (retun air/indoor heat exchanger) broken wire/short-circuit detection
..... 23
(20) External input/output control (CnT or CnTA) ............................................. 23
(21) Operation permission/prohibition............................................................... 25
(22) Temporary stop input ................................................................................. 27
(23) Selection of cooling/heating external input function .................................. 27
(24) Fan control at heating startup.................................................................... 28
(25)
Room temperature detection temperature compensation during heating
....... 28
(26) Return air temperature compensation ....................................................... 28
(27) High power operation (RC-EX3A only) ...................................................... 28
(28) Energy-saving operation (RC-EX3A only) ................................................. 28
(29) Warm-up control (RC-EX3A only) ............................................................. 28
(30) Home leave mode (RC-EX3A only) ........................................................... 28
(31) Auto temperature setting (RC-EX3A only) ................................................. 28
(32) Fan circulator operation (RC-EX3A only) .................................................. 29
(33) The operation judgment is executed every 5 minutes (RC-EX3A only) .... 29
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