64
No
Yes
No
Yes
No
Yes
Yes
Yes
Yes
No
No
Yes
No
Yes
No
Yes
[14] Overcurrent protection circuit of inverter
Whether the
power voltage is normal
Improve power supply circuit
Whether the
connection of the connectors
is normal
Check and modify circuitwiring, check and modify theconnection of electric reactor
Whether the
Mg-SW acts (AC contactor)
Whether the AC fuse is broken
Replace the fuse
Whether the
49C pressure built-in thermal protector
(IOL) and 63 high-pressure
switch act
Check the reason ofabnormal overloading,improve action
Whether the
compressor is normal
Check whether thecompressor has slightshort circuit, if improper,replace it
Whether the IGBT is normal
Check the condition ofIGBT, if improper,replace it
Whether the
3-phase rectifying bridge is normal
Check 3-phase rectifyingbridge, if improper,replace it
Whether the
electrolytic capacitor for wave
filtering is normal
Check the capacity , ifimproper, replace it
Check outdoor I/F PCB,
if improper, replace it
Все каталоги и инструкции здесь: http://splitoff.ru/tehn-doc.html
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