07
Error Codes & Solutions
4
Error Code
※ The cooling fan overloads with more
than 1 A of current.
E2
Motor start error
※ The motor of compressor is blocked or
the pressure difference in the refrigeration
system is too high.
E3
Minimum motor speed error
※ The compressor overloads and the
motor can not maintain its minimun speed
1850 rpms.
E4
Thermal cut-out of electronic unit
※ Thermal cut-out error If the refrigeration
system overloads, or the ambient
temperature is too high, the thermal sensor
is overheated.
E5
※ The DC voltage is below the protection
setting and the battery protection mode is
activated.
E1
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