Fault indicated by code
Code Fault type
Re-set
Intake type
Cut-off
Intake value
Automatic
Manual
Digital
Analog
Compr
essors
Condenser fan
Cir
culation pump
A1
Antifreeze alarm medium cycle
B2
P05
OWT 13/11
x
x
AHt
Excess temperature at start
B1 / P16
x
IWT
10
x
x
ALt
Insufficient/or excess temperature at start C/H
B1 / P19
x
IWT
10
x
x
CP1
Compressor 1
x
x
E1
Temperature sensor medium intake defective
B1
x
IWT
10
x
x
x
E2
Temperature sensor medium output defective
B2
x
OWT 13/11
x
x
x
E3
Temperature sensor condenser defective
B3
x
PT
14/12
x
x
x
E4
Pressure tranceducer cooling cycle defective
Bn/V+
x
PS
Bn/V+
EHS
High supply voltage controller
x
x
x
x
ELS
Low supply voltage controller
Tr
x
x
x
x
EP1
EEPROM driver defective
x
x
x
x
EPb
EEPROM fault at start
Config.
x
x
x
x
EPr
EEPROM fault during operation
Config.
x
x
x
x
FL
Flow monitor has responded
ID1
x
FS
6/9
x
x
x
Hc1
Maintenance interval compressor 1
C14
x
Ht
Excessive temperature medium cycle
B1 / P16
x
IWT
10
HP1
Pressure switch HD cooling cycle
ID3
<3/hrs <3/hrs HP
2
x
on 1 min.
HP1
Tranceducer cooling cycle excess pressure
Bn/V+
x
PS
Bn/V+
x
x
x
LP1
Pressure switch ND cooling cycle
ID4
<3/hrs <3/hrs LP
3
x
x
tC1
Overload cycle 1
P08-13
x
x
x
tEr
Communication cabled remote control
x
x
x
x
tP
General overload
P08-13
x
x
x
x
Reports
LA
General reports
P08
x
D1
Report defrosting
x
dF1-2 Defrost cycle exceeded
Defrosting
period
x
x
x
Reset
1. Faults with automatic reset:
The reset is carried out automatically.
2. Faults with manual reset:
The reset can only be carried out by a specialist after the fault has been corrected.
3. Faults with semi-manual reset: The reset is first carried out automatically, afterwards only a manual reset is possible
by a specialist, after the fault has been corrected.
Fault
Code
Possible cause
check
Remedial measures
The unit
does not
start or
switches
itself
off.
ELS/EHS
Low/High supply voltage
controller
Initial voltage transformer, or mains
inlet voltage
Have checked by a
specialist.
EP1
EEprom controller error
Does the controller operate properly?
Have specialist check regulation or
parameters.
EPr
EEprom controller error
Does the controller operate properly?
Have specialist check regulation or
parameters.
Malfunctions
17
Содержание RVS 100H INOX
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