Daikin VRV EMERION REYQ-AATJA Service Manual page 171

SiUS372201EB
Radiation Fin
Perform the following control of integrated as well as multi units for each compressor.
Temperature
Control
REYQ72AATJA
Condition
REYQ72AATJB
more than
A
103°C (217°F)
less than
B
100°C (212°F)
more than
C
108°C (226°F)
REYQ72AAYDA
Condition
REYQ72AAYDB
more than
A
109°C (228°F)
less than
B
106°C (223°F)
more than
C
114°C (237°F)
Part 4 Functions and Control
Normal operation
A
Reduce compressor capacity
Fin temperature standby
REYQ96/120AATJA
REYQ96/120AATJB
M1C M2C
more than more than
100°C (212°F) 100°C (212°F)
less than less than
97°C (207°F) 97°C (207°F)
more than more than
103°C (217°F) 103°C (217°F)
REYQ96/120AAYDA
REYQ96/120AAYDB
M1C M2C
more than more than
109°C (228°F) 109°C (228°F)
less than less than
106°C (223°F) 106°C (223°F)
more than more than
114°C (237°F) 114°C (237°F)
B
C
When occurring 4 times within 60
minutes, the error code L4 is output.
REYQ144/168AATJA
REYQ144/168AATJB
M1C
more than more than
100°C (212°F) 103°C (217°F)
less than less than
97°C (207°F) 100°C (212°F)
more than more than
103°C (217°F) 108°C (226°F)
REYQ144/168AAYDA
REYQ144/168AAYDB
M1C
more than more than
109°C (228°F) 109°C (228°F)
less than less than
106°C (223°F) 106°C (223°F)
more than more than
114°C (237°F) 114°C (237°F)
Protection Control
REYQ192/216/240AATJA
REYQ192/216/240AATJB
M2C M1C
more than
103°C (217°F)
less than
100°C (212°F)
more than
108°C (226°F)
REYQ192/216/240AAYDA
REYQ192/216/240AAYDB
M2C M1C
more than
109°C (228°F)
less than
106°C (223°F)
more than
114°C (237°F)
M2C
more than
103°C (217°F)
less than
100°C (212°F)
more than
108°C (226°F)
M2C
more than
109°C (228°F)
less than
106°C (223°F)
more than
114°C (237°F)
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