If characteristic
of high pressure
sensors are normal
If in cooling
outdoor fan motor
runs normally
If stop valve
opens fully
If in heating indoor fan
motor runs normally
and if filter is clogged
Check if piping
system is clogged
No
No
No
No
Yes
Yes
Yes
Yes
Yes
Replace pressure sensor
Open stop valve
Check fan motor
Check indoor
Clear the piping
[40] High pressure protection
66
Содержание YEVFD Series
Страница 13: ...3 Dimension 11...
Страница 14: ...4 Function Parts layout 12...
Страница 15: ...5 Center of gravity 13...
Страница 16: ...6 Refrigerant Circuit 14...
Страница 24: ...10 Operation Range 22...
Страница 31: ...29...
Страница 32: ...Case 2 obstacles on the inlet and top side 30...
Страница 35: ...33...
Страница 48: ...13 PCB Photo PCB code 0151800421B LED7 LED2 LED8 LED9 BM1 LED10 LED4 LED3 LED6 LED5 SW1 SW2 SW3 46...