Publicidad
LITE
EN
Symptom
• If the unit does not come on or the
display and the unit go off during
operation.
• When the unit starts up or runs, the
display switches between E0 and CA
(return air sensor failure). The unit
works during this error, but without
return air sensor regulation (and the
temperature cannot be changed).
Press the On/Off button on the control
panel or remote control once to turn off.
• When the unit starts up or runs, it
gives out a beeping sound followed
by the display showing Lb (battery
running low). The unit shuts down
automatically.
• Power fuse disconnected or blown.
• Electronic control defective.
• Power cable disconnected, with poor
contact or cut.
• Electronic control power fuse (10A)
disconnected or blown.
• Power cable polarity inverted.
• Poor connection in return air sensor
cables or terminals.
• Return air sensor disconnected or
faulty.
• Poor contact in power terminals or
connections.
• Battery discharged or defective.
16
Cause
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