Manual Auto Operation; Various Protections - Fujitsu AB*30LBAG series Service Instruction

5-18. MANUAL AUTO OPERATION

If MANUAL AUTO Button is set, the operation is controlled as shown in Table 11.
If the remote control is lost or battery power dissipated, this function will work without the remote control.
(Table 11 : Manual auto operation )
OPERATION MODE
FAN CONT. MODE
TIMER MODE
SETTING TEMP.
SETTING LOUVER
SWING

5-19. VARIOUS PROTECTIONS

1. DISCHARGE GAS TEMPERATURE OVER RISE PREVENTION CONTROL
The discharge gas thermosensor (discharge thermistor : Outdoor side) will detect discharge gas
temperature.
When the discharge temperature becomes higher than Temperature ,the compressor frequency
is decreased 10 Hz, and it continues to decrease the frequency for 10 Hz every 120 seconds until
the temperature becomes lower than Temperature .
When the discharge temperature becomes lower than Temperature ,the control of the compressor
frequency is released.
When the discharge temperature becomes higher than Temperature
When the discharge temperature becomes lower than Temperature
(Table 12 : Discharge Temperature Over Rise Prevention Control / Release Temperature)
AB*30LBAG
AB*36LBAG
AB*45LBAG
Auto changeover
Auto
Continuous (No timer setting available)
23°C
Standard
OFF
Temperature Temperature
110°C 105°C
05-16
,the compressor stops.
,the compressor operates.
Temperature Temperature
120°C 80°C