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83001602.Kf
Error
code
Display view
Type of message
Message description
Cause of the message
Troubleshooting
Reaction of the chiller
627
DI high-pr. limiter
Group fault alarm
High-pressure limiter
has tripped.
Unable to remove the waste
heat of the refrigeration circuit.
Clean the condenser and filter.
Check the function of the fan.
Check the cooling water circuit.
Install the cover panels. Press
the Reset button and
acknowledge at the display.
Pumps continue to run,
Compressor (KK) stops immediately
Fault is stored and must be reset
manually
631
DI mpcb fan 1
Group fault alarm
Motor protection switch
has tripped
Motor current above the
permissible range,
motor runs only on two phases,
direction of rotation,
poor contact at terminals,
short circuit of windings, earth
fault, rotor blocked.
Check the motor current
consumption, check the
operating point,
check the electrical connection of
the components
Pump and compressor continue
running
Compressor switches off via HD.
Alarm is saved.
Manual reset.
632 DI fault fan 1
Group fault alarm Internal monitoring
of the fan has
tripped.
Motor runs only on two
phases, direction of
rotation,
poor contact at terminals,
short circuit of windings,
earth fault, rotor blocked.
Check the motor current
consumption, check the
electrical connection of the
components, check for
mechanical blocking.
Pump and compressor continue
running
Compressor switches off via HD.
Alarm is saved.
Manual reset.
633
DI fan 1 fault
Group fault alarm Internal monitoring
of the fan has
tripped.
Motor runs only on two phases,
direction of rotation,
poor contact at terminals,
Short circuit of windings,
earth fault, rotor blocked.
Check the motor current
consumption, check the
electrical connection of the
components, check for
mechanical blocking.
Pump and compressor continue
running
Compressor switches off via HD.
Alarm is saved.
Manual reset.
633 DI MSS fan 2
Group fault alarm S.h. fan 1
S.h. fan 1
S.h. fan 1
S.h. fan 1
634 DI fault fan 2
Group fault alarm S.h. fan 1
S.h. fan 1
S.h. fan 1
S.h. fan 1
635 DI MSS fan ESS
Group fault alarm Motor protection
switch has tripped
Motor current above the
permissible range,
motor runs only on two
phases, direction of
rotation,
poor contact at terminals,
short circuit of windings,
earth fault, rotor blocked.
Check the motor current
consumption, check the
operating point,
check the electrical
connection of the
components
All components continue
running Freecooling is stopped.
warning is saved. manual reset,
