ERROR
CONTENTS
ERROR CAUSE
REMEDY
ERROR
CODE
Pump down
error
Switch outdoor unit control PC board
pump down DIP SW1-3 from ON to OFF.
Pump down SW remains ON.
1. Generation condition.
Six minutes have elapsed
since pump down performed,
or discharge pressure sensor
PH is 3MPa or higher.
2. Corresponding operation.
1) All compressors and outdoor
fans stop.
2) Error display to outdoor unit
LED and error output to
communication bus line.
3. Reset condition.
Pump down DIP SW1-3
switched from ON to OFF.
28
1. When power turned off, then turned
back on:
1) If error not generated again, PC board
is normal. Therefore, remove noise
sources near outdoor unit.
2) If error generated again, check
following, in addition to removing noise
sources.
2. Replace PC boards in following order,
and check operation.
(1) Outdoor unit communication PC board
(2) Outdoor unit control PC board
1. Affect of extraneous noise.
2. PC board faulty.
Indoor unit error Error generated at indoor unit
in same refrigerant system.
1. When power turned off, then turned
back on:
1) If error not generated again, PC board
is normal. Therefore, remove noise
sources near outdoor unit.
2) If error generated again, check
following, in addition to removing noise
sources.
1. Affect of extraneous noise.
See indoor unit troubleshooting.
Indoor unit faulty.
2. Check outdoor unit communication PC
board insertion.
2. Outdoor unit communication
PC board insertion faulty.
Node setting
error
1. Generation condition.
Outdoor unit communication
PC board initialization not
performed normally.
2. Corresponding operation.
Error display to outdoor unit
LED.
3. Reset condition.
Outdoor unit communication
PC board initialization
performed normally.
Outdoor unit
circuit board
error 1
1. Generation condition.
Communication between
outdoor unit control PC
board and outdoor unit
communication PC board not
performed normally.
2. Corresponding operation.
1) Current operation continued.
Error display to outdoor unit
LED.
2) When error continues for 90
seconds after error
generation, new
communication error (1F)
output.
3. Reset condition.
Normal communication
restored between outdoor
unit control PC board and
outdoor unit communication
PC board.
3. Replace PC boards in following order,
and check operation.
(1) Outdoor unit communication PC board
(2) Outdoor unit control PC board
3. PC board faulty.
– 108 –
Summary of Contents for AirStage AB12
Page 76: ...MODELS AB30 AB36 AB45 AB54 RB UNIT For Heat Recovery only 7 2 LARGE CEILING TYPE 76 ...
Page 77: ...MODELS AR7 AR9 AR12 AR14 AR18 RB UNIT For Heat Recovery only 7 3 COMPACT DUCT TYPE 77 ...
Page 79: ...MODELS AR36H AR45H AR60H RB For Heat Recovery only UNIT 7 5 HIGH STATIC PRESSURE DUCT TYPE 79 ...
Page 80: ...MODELS AU7 AU9 AU12 AU14 AU18 RB UNIT For Heat Recovery only 7 6 COMPACT CASSETTE TYPE 80 ...
Page 81: ...MODELS AU20 AU25 AU30 AU36 AU45 AU54 RB UNIT For Heat Recovery only 7 7 NEW CASSETTE TYPE 81 ...
Page 82: ...MODELS 7 8 WALL MOUNTED TYPE AS14 20 24 30 82 ...
Page 83: ...MODEL AOY90 7 9 OUTDOOR UNIT 83 ...
Page 134: ...Models AOY90TPAMF 134 10 DISASSEMBLY ILLUSTRATION ...
Page 135: ...Models AOY90TPAMF 135 ...
Page 137: ...Models AOY90TPAMF 137 ...
Page 142: ...Models ABY12TFAMF ABY14TFAMF 755 653 1 581 338 67 56 56 164 109 126 ABY18TFAMF ABY24TFAMF 142 ...
Page 149: ...Models ABY12TFAMF ABY14TFAMF 755 653 1 581 338 67 56 56 164 109 126 ABY18TFAMF ABY24TFAMF 142 ...
Page 155: ...Models ABY30TFAMF ABY36TFAMF ABY45TFAMF 407 876 1 505 408 435 434 506 3 ABY54TFAMF 148 ...
Page 156: ...Models ABY30TFAMF ABY36TFAMF ABY45TFAMF 387 160 91 91 91 321 386 361 ABY54TFAMF 149 ...
Page 162: ...Models AUY20TFAMF AUY25TFAMF AUY30TFAMF AUY36TFAMF AUY45TFAMF AUY54TFAMF 155 ...
Page 164: ...Models AUY25TLAMA AUY30TLAMA AUY36TLAMA AUY45TLAMA 157 ...
Page 167: ...Models ARY25TFAMF ARY30TFAMF ARY36TFAMF ARY45TFAMF 160 ...
Page 169: ... 162 Model ARY7TFAMF ARY9TFAMF ...
Page 170: ...Model ARY7TFAMF ARY9TFAMF 163 875 ...
Page 171: ...Model ARY12TFAMF ARY14TFAMF ARY18TFAMF 164 431 918 918 163 2 184 1 147 ...
Page 172: ...Model ARY12TFAMF ARY14TFAMF ARY18TFAMF 165 ...
Page 173: ...Model ARY12TFAMF ARY14TFAMF ARY18TFAMF 166 ...
Page 179: ...Model ASY20TFAMF ASY24TFAMF ARY30TFAMF 172 91 876 1 407 1 407 2 407 3 69 ...
Page 199: ...1116 Suenaga Takatsu ku Kawasaki 213 8502 Japan Jan 2002 Printed in Japan ...