dirna Bergstrom bycool green line SLIM COOL TRR, Руководство по устранению неисправностей, Страница: 19 / 68

EN
SLIM COOL
19
®
Symptom Cause Solution
• If the display does not come on or
the display and the unit go off during
operation.
• Power fuse cut-out or disconnected ( in
25A battery wire ).
• Electronic control defective.
• Power cable disconnected, cut or with
poor contact.
• Electronic control power fuse (10A)
disconnected or blown.
• Power cable polarity inverted.
• Connect or replace the power cable fuse.
• Replace the electronic control
• Check and correct any possible poor contacts, breakages or disconnections of the
battery power cable.
• Connect or replace the electronic control power fuse (
to do this, first take down the
control panel access cover in the interior air distribution panel ).
• Check and correct the position of the battery connecting cables ( Az with 25A fuse to
+ and M to - ).
!
( If the error persists, contact the Authorised Technical Service ).
• 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 does
not regulate the return air sensor (and
the temperature cannot be changed).
Press the On/Off button on the keypad
or remote control once to turn off.
• Poor connection in return air sensor
cables or terminals.
• Return air sensor disconnected or faulty.
• Check and correct any possible poor contacts in cables or terminals of the return air
sensor.
• Connect or replace the return air sensor.
!
( If the error persists, contact the Authorised Technical Service ).
• 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.
• Poor contact in power terminals or
connections.
• Battery discharged or defective.
• Check and correct any possible poor contacts in connections or terminals of the
battery power cable.
• Charge or replace the battery.
!
( If the error persists, contact the Authorised Technical Service ).