124
PB
TROUBLESHOOTING
Malfunction of Communication E6
Malfunction of communication E6
Main detection points:
●
Check if the connection wire and the built-in wiring of indoor and outdoor unit are connected well and without damage;
●
If the communication circuit of indoor mainboard is damaged? If the communication circuit of outdoor mainboard (AP1) is
damaged?
Malfunction diagnosis process:
Start
Cut off power supply. Check if
connection line of IDU and ODU
and the wire inside electric box
are correctly connected.
Correct connection?
IDU matches with that of ODU?
Communication cord is damaged?
Main board matches
with display board? Main board of
main board
Replace IDU's
Malfunction eliminated?
End
Connect the line
according to
Match correctly
wiring diagram.
according to product
specification
communication
Replace
cord
Replace ODU's
Malfunction eliminated?
main board.
Malfunction eliminated?
Malfunction eliminated?
yes
yes
yes
yes
yes
yes
no
yes
no
no
no
no
no
no
Содержание FSHW091
Страница 8: ...8 INTRODUCTION FSHSW09A1A FSHSW12A1A Figure 102 Indoor Units FSHSW18A3A FSHSW24A3A FSHSW36A3A ...
Страница 47: ...47 INSTALLATION ...
Страница 48: ...48 INSTALLATION Installation Tools ...
Страница 72: ...72 WIRED CONTROLLER Display ...
Страница 122: ...122 TROUBLESHOOTING Malfunction of IDUFanMotorU8 Service Manual No Start End ...
Страница 146: ...146 WIRING DIAGRAMS Figure 8054 9 12KOutdoorUnitWiringDiagrams 60000706067401 3 2 N 1 C3 C4 ...
Страница 147: ...147 WIRING DIAGRAMS Figure 805 18 24kOutdoorUnitWiringDiagrams Figure 806 36kOutdoorUnitWiringDiagrams 6361000047001 ...
Страница 158: ...158 FIgure 906 PARTS CATALOG 9KOutdoorUnit 28 27 29 31 30 32 ...
Страница 160: ...160 PARTS CATALOG 12k OutdoorUnit 28 27 29 31 30 32 FIgure 907 ...