Filter
Top Products
adjust piping
Outdoor indicator shows 00101.
Alarm condition: When compressor running, the module current is over 21A.
6) Outdoor SPDU module over current protection
replace SPDU
module
adjust refrigerant
yes
no
yes
no
outdoor failure indicator shows
00101
check if the refrigerant is
too much or too less
check if the piping is
blocked
replace sensor
yes
adjust piping
adjust refrigerant
yes
check if the piping is
blocked
Outdoor indicator shows 01000
Alarm condition: When compressor running, high pressure is over 4.5 MPa for 30
seconds continously.
7) Outdoor high pressure protection
outdoor failure indicator shows
01000
yes
no
no
check if the refrigerant is too
much or less by the pressure
gauge
if high pressure switch
is normal
adjust wiring
Outdoor indicator shows 01010
Alarm condition: if power supply is not 50Hz as standard, which will affect the
normal communication and cause air conditioner bad operation.
8) Outdoor power supply is abnormal
adjust power supply as
50HZ
ˈ220-230VAC
no
yes
check if power
supply is normal
outdoor indicator shows 01010
no
check if the wiring between
indoor and outdoor is correct
>a__WcU[S^ <[c >a`V[e[a`Wc
-175-