DOC
NUMBER
595R495
96
SERVICE MANUAL Blast Chiller Freezer 100 - 200
Anom-
aly
Type of
anomaly
Descrip-
tion
Possible causes
Instructions to User
Service Action
(phase# refers to
Service Manual)
E1
WARNING
Cavity low
temperature
(only during
holding cy-
cles: posi-
tive or nega-
tive.)
-Delay time set too
short
-Delta temperature
sett too narrow
-Evaporator icing
The cavity temperature is
below the holding cycle
temp set point for more than
the set time (default time =
1hour).
The cycle will continue until
stopping it.
Open the door for increasing
the temperature inside the
cavity and check it after a
couple of minutes.
Launch a manual defrost cy-
cle.
Call service if the problem
re-occurs.
-Enter in the service area check the set of
parameter and check Delay Time and
Delta Temperature settings
-Check KOHM cavity temperature sensor:
replace if needed
Check KOHM out evaporator temperature
sensor: replace if needed
-Check rotation direction of the evaporator
fans (three phases versions): fix if needed
-Check the thermostatic valve setting: fix if
needed (especially in remote models)
E3
ALARM
Blocking
Machine
Cavity probe
failure
-Connector un-
plugged
-Probe and/or probe
wire damaged
The chiller will continue
working until the end of the
running cycle
Not possible start other cy-
cle till to Technical Service
replace the probe
Call service
-Check KOHM temperature sensor: re-
place if needed
-Check probe connection: fix (replace if
needed)
E4
ALARM
No-blocking
machine
Evaporator
probe failure
-Connector un-
plugged
-Probe and/or probe
wire damaged
The chiller will continue
working: the defrost setting
will be based on time
Call service and inform
about the message dis-
played
-Check KOHM temperature sensor: re-
place if needed
-Check probe connection: fix (replace if
needed)
E14
ALARM
No-blocking
machine
Out Evapo-
rator probe
failure
-Connector un-
plugged
-Probe and/or probe
wire damaged
The chiller will continue
working
Call service and inform
about the message dis-
played.
-Check KOHM temperature sensor: re-
place if needed
-Check probe connection: fix (replace if
needed)
E15
ALARM
Blocking
Machine
Condenser
probe failure
-Connector un-
plugged
-Probe and/or probe
wire damaged
This failure blocks also run-
ning cycle
Quickly remove the load
from the cavity for prevent-
ing waste of food
Call Service.
-Check KOHM temperature sensor: re-
place if needed
-Check probe connection: fix (replace if
needed)
E16
ALARM
Blocking
Machine
Condenser
high temper-
ature
-Position of conden-
ser probe is not cor-
rect
-Fan condenser not
working
-The condenser is
dirt or tapped
-The unit does not
discharge warm air
due to position too
near to wall
This failure blocks also run-
ning cycle
Quickly remove the load
from the cavity for prevent-
ing waste of food.
Using a vacuum cleaner, re-
move any dust/dirt from the
condenser inlet-air grid.
If the alarm persists call ser-
vice.
-Check the installation of the unit respect
the installation instruction: correct if
needed
-Clean condenser
-Check if fan condenser run (check con-
nectors; replace fan if needed)
-Check Condenser High Temp value of
the parameter list: correct if needed
-Check KOHM temperature sensor: re-
place if needed
-Check probe connection: fix (replace if
needed)
Eprb1
ALARM
Blocking
food probe
cycles
Core probe
failure sen-
sor n°1
-Food probe misuse
(for example, wire
pulled or squeezed)
-Connector failure
-Probe failure
-PCB failure
Cycle on going: the cycle
goes on in probe mode if
there is at least one of the
food probe working.
The cycle switches to time
mode if none food probe is
working
During STANDBY: the cycle
can be started
Cycle start: only by time
Call Service.
Check if the food probe are well con-
nected on connectors
Check if cable of sensor n°1 is well con-
nect in the connectors
Change position of sensor n°3 or n°6
(depend how many sensors has the food
probe installed) instead of sensor n°1,
and change parameter nFp from 3 to 2
or from 6 to 5
Replace the food probe
If even replacing the food probe the alarm
persists, replace the PCB
Содержание SKCH 100
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