BINDER KB 23 - Manual (Page 84)

KB (E3.1 + E5.1) 11/2014 page 84/100
Fault description
Possible cause Required measures
Refrigerating performance
Low or no refrigerating
performance.
Ambient temperature above
25 °C / 77°F (chap. 3.4).
Select cooler place of installation.
Compressor not turned on.
Contact BINDER service. Electro-valves defective.
No or not enough refrigerant.
Too much external heat load.
Reduce heat load.
Controller
Program duration longer than
programmed.
Inappropriate tolerances have
been programmed.
For rapid transition phases, do NOT
program tolerance limits in order to
allow maximum heating speed.
Program stops one section too
early.
Program line is incomplete.
When programming, define the end
value of the desired cycle by adding
an additional section with a section
time of at least one minute (with
setting “ramp”).
Programs have been deleted.
Change from 2 programs to 1
program or vice-versa
When changing, ensure that the
programs are no longer needed.
The controller returns to Normal
Display from any level.
No button was pressed for more
than 120 sec.
Repeat entries, enter the values
rapidly.
Message RANGE ERROR CH1
in Normal Display in Display 2
Sensor rupture between sensor
and controller, or Pt 100 sensor
defective.
Contact BINDER service.
Ramp temperature transitions
are only realized as steps.
Set-point programming type set
to “Step” in the User level (chap.
10).
Set the set-point programming type
to setting “Ramp” in the User level
(chap. 10).
Only qualified service personnel authorized by BINDER must perform repair.
Repaired units must comply with the BINDER quality standards.