Discharge Pipe Protection Control; Compressor Body Protection Control - Daikin RXQ12AHR Service Manual

Protection Control
6.3

Discharge Pipe Protection Control

This discharge pipe protection control is used to protect the compressor internal temperature
against an error or transient increase of discharge pipe temperature.
The following control is performed for each compressor of single unit as well as multi units.
6.4

Compressor Body Protection Control

This compressor body protection control is used to protect the compressor internal temperature
against an error or transient increase of compressor body temperature.
The following control is performed for each compressor of single unit as well as multi units.
88
Inverter compressor
Normal operation
Discharge pipe
temperature > 108°C
Reduce compressor capacity step
Discharge pipe temperature > 135°C
Discharge pipe temperature standby
Inverter compressor
Normal operation
Compressor body
temperature > 108°C
Reduce compressor capacity step
Compressor body
temperature > 135°C
Compressor body temperature standby
Discharge pipe
temperature < 95°C
When occurring 3 times within 100
minutes, the error code F3 is output.
(Sub code - 01, 02, 03)
When occurring 3 times within 100
minutes, the error code F3 is output.
(Sub code - 20, 21, 22)
SiAF341904E
Part 4 Functions and Control