Si-95
ii
Index
Malfunction of Drain Level Control System (33H) ..79
Malfunction of Inverter Radiating Fin
Temperature Rise .........................................115
Malfunction of Inverter Radiating Fin
Temperature Rise Sensor .............................121
Malfunction of Moving Part of
Electronic Expansion Valve (Y1E) ............82, 93
Malfunction of Oil Temperature Thermistor
(R5T) .............................................................101
Malfunction of Suction Pipe Pressure Sensor ......100
Malfunction of Swing Flap Motor (M1S) .................81
Malfunction of System, Refrigerant System
Address Undefined .......................................112
Malfunction of Thermistor (R1T) for Air Inlet ..........87
Malfunction of Thermistor (R2T)
for Heat Exchanger .........................................98
Malfunction of Thermistor (R2T) for Liquid Pipe ....85
Malfunction of Thermistor (R3T) for Gas Pipes ......86
Malfunction of Thermistor (R4T) for Suction Pipe ..97
Malfunction of Thermistor for Outdoor Air (R1T) ....95
Malfunction of Thermostat Sensor
in Remote Controller .......................................88
Malfunction of Transmission Between Indoor
and Outdoor Units in the Same System ........108
Malfunction of Transmission
Between Indoor Units ....................................104
Malfunction of Transmission between Inverter
and Control PC Board ...................................119
Malfunction of Transmission Between Master
and Slave Remote Controllers ......................107
Malfunction of Transmission
Between Outdoor Units .................................106
Malfunction of Transmission Between
Remote Controller and Indoor Unit ...............105
MC ................................................................127, 132
Method of Replacing The Inverter’s Power Transistors
and Diode Modules .......................................141
Mode Changing Procedure ....................................45
Monitor Mode .........................................................49
N
Negative Phase, Open Phase ..............................103
O
Oil Return Operation ..............................................20
Operation of the Remote Controller’s
Inspection / Test Operation Button .................70
Outdoor Unit PC Board Ass’y .................................43
P
P1 .........................................................................121
P4 .........................................................................122
PC Board Defect ..............................................78, 90
Piping Diagram .....................................................150
Power Supply Insufficient
or Instantaneous Failure ...............................120
Precaution ............................................................142
Precautions Concerning the Remote Controller’s
Mode No. ......................................................142
Precautions When Replacing K Series
PC Boards .....................................................142
Pressure Equalization Control ............................... 23
Pressure Sensor Voltage Output / Detected
Pressure Characteristics .............................. 140
Pump Down Residual Operation ........................... 26
Pump Down Start .................................................. 18
R
Refrigerant System not set,
Incompatible Wiring/Piping ........................... 111
Remote Controller Self-Diagnosis Function .......... 67
Remote Controller Service Mode .......................... 71
Restart Safety Timer ............................................. 17
S
Safety for Restart .................................................. 17
Sequential Start ..................................................... 51
Setting Mode 1 ...................................................... 46
Setting Mode 2 ...................................................... 47
Setting Modes ....................................................... 45
Setting of Master Remote Controller ..................... 65
Soft Start ............................................................... 17
Step Down / Safety Control
→
Standby
(Forced Thermostat OFF)
→
Stop Due to Malfunction ................................. 27
System Outline ........................................................ 2
T
Te / Tc Setting ....................................................... 32
Test Operation ...................................................... 42
Thermistor Resistance / Temperature
Characteristics ............................................. 138
Thermostat Sensor in Remote Controller .............. 37
Troubleshooting .................................................... 77
Troubleshooting (Inverter) ................................... 115
Troubleshooting (OP
Central Remote Controller) ........................... 123
Schedule Timer) ........................................... 128
Unified ON/OFF Controller) .......................... 133
Troubleshooting (OP: Central Remote Controller)
Address Duplication, Improper Setting ......... 127
Improper Combination of Optional Controllers
for Centralized Control ..................... 126
Malfunction of Transmission between Central
Remote Controller and Indoor Unit .. 123
Malfunction of Transmission
between Optional Controllers
for Centralized Control ..................... 125
PC Board Defect ........................................... 124
Troubleshooting (OP: Schedule Timer)
Address Duplication, Improper Setting ......... 132
Improper Combination of Optional Controllers
for Centralized Control ..................... 131
Malfunction of Transmission between Central
Remote Controller and Indoor Unit .. 128
Malfunction of Transmission
between Optional Controllers
for Centralized Control ..................... 130
PC Board Defect ........................................... 129
Troubleshooting (OP: Unified ON/OFF Controller)
Display “Under Host Computer Integrate Control”
Blinks (Repeats Double Blink) ........ 136
Si-95IX.fm Page ii Tuesday, April 11, 2000 3:57 PM
