Studio 54 Alexander 2/3 User manual

Instructions for use
ALEXANDER 2/3-5-10-15 T
Blast chiller
Made in Italy
www.studio-54.it

2
INDEX
ISTRUCTIONS FOR USE p.3
1. Foreword p.3
2. Introduction p.3
3. Preliminary checks p.3
4. Elementary safety measures p.3
5. Characteristics p.3
6. Preliminarychecks p.3
7. Warrantyterms p.4
8. Installation p.4
8.1. Positioning p.4
8.2Ambient p.4
8.3Cleaning and maintenance p.4
8.4Electric wire substitution p.5
9. Troubleshooting p.5
10. Correct disposal p.5
11.Use advices p.6
11.1Featuresoftheproductto treat p.6
CE PLATE p.7
WIRING SCHEME p.8
TECHNICAL DRAWINGS p.12
DISPLAYUSE p.14
Keys p.14
Icons p.15
HOW TO START THE BALST CHILLING/DEEP
DEEP FREEZING CYCLES p.16
1.SOFT TemperatureChilling p.16
2.HARD Temperature Chilling p.16
3.SOFT TimeChilling p.16
4.HARD Time Chilling p.17
5.TEMPERATURE Freezing p.17
6.TIME Freezing p.17
ALARMS p.18
ERRORS p.20

3
ISTRUCTIONS FOR USE
1. Foreword
Thank you for having chosen one of our products, the result of technological expertise and continuous
search for a superior product in terms of safety, reliability and performance.
This manual contains all the information and advice in order to operate with maximum safety and
efficiency.
2. Introduction
This publication provides instructions for use and maintenance, and includes the spare parts manual.
PLEASE FOLLOW CAREFULLY the instructions contained in this booklet.
USE ONLY ORIGINAL SPARE PARTS.
The instructions, drawings, schedules, and all that is inside this guide are of technical and confidential
nature. Any of these information can’t be given to third parties without a written authorization by the
manufacturing company and sole owner, which has the right to make changes without notice.
In case of dispute please refer to the Italian chapter.
3. General information
We recommend you to read carefully the owner’s instructions, remembering that this guide is an integral
part of that machine, and it must be kept with care.
In case of loss or damaging of the present manual, don’t hesitate to request another copy of it, specifying
the model and the date of purchase of the product.
THE PRODUCING COMPANY DECLINES ANY RESPONSIBILITY FOR DAMAGES RESULTING FROM
ILLEGITIMATE USE
USING OF NOT ORIGINAL SPARE PARTS
NON-AUTHORIZED MODIFICATIONS ON THE PRODUCT
FAILURE TO COMPLY WITH THIS INSTRUCTIONS MANUAL
4. Elementary safety rules
Unplug before any kind of intervention to the electrical parts: the contact can cause the
death.
Don’t use the appliance with damp or wet hands or feet.
Unplug before cleaning the appliance.
Don’t insert any screwdriver, kitchen utensil, etc. among the moving components or the
protections.

The appliance must use an electric socket equipped with an automatic cut-out. Make also sure that
voltage and power line are suitable to the motor absorption which is mentioned on the CE label
ATTENTION !!! UNPLUG BEFORE ANY KIND OF INTERVENTION TO THE ELECTRICAL PARTS:
THE CONTACT CAN CAUSE THE DEATH
5. Characteristics
The main characteristics, as dimensions, absorption, etc., are specified and identified on the CE label.
6. Preliminary checks
At the receiving of the product, please verify immediately the packaging integrity checking if there is any
transport damaging.
Open the packaging and make sure that there are all the accessories.
If there have been transport damages, inform immediately the driver; within three days such reservations
must be confirmed by recorded delivery letter addressed to the forwarder, sending a copy of it also to the
producing company or its reseller.
Every claim must be notified within 8 days from the receiving of the goods, failure to do that the claim
shall not be accepted.

4
7. Warranty terms
This product is covered by a 12 months warranty starting from the date of the purchase, except for the
electrical components. The spare parts will be eventually supplied under warranty ex works our
warehouse.
Before the delivery of spare parts under warranty, there must be the returning of the damaged goods.
The producing company declines any responsibility in case of improper use of the appliance.
The installation must be performed by a qualified technician.
For any technical problem and any request for assistance or intervention, please take contact with
your authorized dealer or service center only. The necessary information for the dealer or for the
service center are on the CE plate.
8. Installation
Once the device is unpacked, place it in the final spot: the freshest and most ventilated area in the room
guarantee the best performance and lower energy consumption, because the refrigerating system is less
stressed.
You must verify the refrigerator leveling and the door alignment, by checking the feet height if necessary.
Check the accessibility of the electric socket.
Take off the coating PVC film inside and outside the device.
The appliance must use an electric socket equipped with an automatic cut-out, respecting the safety
regulations.
The system earthing is mandatory.
In case the device is kept not in operation for a long time, unplug it from the electric socket.
8.1 Positioning
The installer must verify the presence of fire prevention regulations, and place the appliance in full
obedience of the industrial injuries legislation and the current regulations.
The appliance works with an air condenser, so it is necessary to pay attention to the placing of it, keeping
free the side of the incoming of the cooling air.
Besides, it is also necessary to keep it at least at 20 cm from wall or other appliances nearby the air exit,
so as to obtain the best performances.
To refrain from placing the appliance in closed or poorly aired spaces, from exposing it directly to sun-
beams, and from the heat sources.
8.2 Ambient
Generally, the refrigerators with air condensing units work with a maximum ambient temperature of 32°C.
The declared performances are not guaranteed where there are higher temperatures.
Note
Correct installation:
-Verify the electrical connections
-Verify the absorption at working appliance
-Switch on the fridge and let it to reach the desired temperature before putting inside the food
If the appliance has been transported in a non-appropriate way (i.g. non-vertical position or laying on the
back), wait at least 4 hour before switching it on.
The end user must be informed on the right use of the appliance.
8.3 Cleaning and maintenance
Everyday cleaning and maintenance can be performed by non-specialized staff, only by strictly following
the instructions hereafter.
Before starting any operation, unplug the device!
Wash the internal part with water and neutral detergents, without water jets or abrasive materials. Then,
dry accurately the grids and place them back (do this operation at least every 6 months).
Periodically clean also the condenser, using a brush or a vacuum cleaner: unplug the device before it and
be careful not to bend the aluminum wings.
ATTENTION!!!! The condenser has sharp extremities, make sure to wear protective gloves during the
cleaning operations.
The products inside the refrigerator must be placed on the grids, without going beyond the border, in
order to ensure the best air flow.

5
In order to make ad adequate maintenance of the appliance, the user, the maintenance man or the non-
specialized staff must firstly keep in mind the elementary safety rules quoted on paragraph n. 1
GENERAL INFORMATION. Then, it is also compulsory to not remove the safety devices and the
protections during the routine maintenance.
OTHERWISE, THE PRODUCING COMPANY DECLINES ANY RESPONSIBILITY FOR DAMAGES OR
ACCIDENTS RESULTING FROM THE FAILURE TO COMPLY WITH THE ABOVE-STATED
OBLIGATION.
Considered the previous rules, the cleaning of the cooled storage must be done daily, in order to
guarantee the best quality and the perfect sanitariness of the treated products. Use water and non-
abrasive cleansing agents. Wash and rinse using a cloth or a sponge.
N.B. NO SHARP OR ABRASIVE INSTRUMENTS, NO SOLVENTS OR DILUENTS
For a better air circulation, keep clean also the condensing unit (part 10) removing from its wings dust etc.
To reach the condensing unit, you must pull out the plug from the electrical socket, and unscrew the front
panel (part 14) paying attention on not putting in excessive traction the electrical connections. Use a
vacuum cleaner in order of not having a dispersion of dust. Do not scrape with sharp or abrasive
instruments.
At the end, reassemble the front panel closing the fixing screws.
The defrosting water goes inside a tank in the bottom of the blast chiller/freezer. In case of extraordinary
maintenance to the refrigerating system, it is possible to remove the back panel, and also the lateral panel
if necessary. Such operations can be made exclusively by refrigerator or authorized technicians, and only
after having pull out the plug from the electrical socket.
Clean up the gaskets with a soft towel and water only, do not use any aggressive and/or corrosive
additive.
8.4 Electric wire substitution
If the feeder cable is damaged, its replacement must be performed by the manufacturer care service or by
a qualified technician. In any case, make sure to unplug the device first
9. Troubleshooting
If there is an abnormal elevation of the internal temperature of the machine, you should check first if:
• the mains lead is securely plugged
• the power is not subject to variations of ± 10%
In case of malfunctioning and when these a.m. data are correct, you should call your supplier.
Give information on the type of machine and its serial number: these data are shown on the label of each
unit.
10. Correct disposal
Legislative decree n. 151 - 25/07/2005 (ROHS –RAEE)
Implementation of directives 2002/95/CE, 2002/96/CE and 2003/108/CE, concerning the reduction of the
use of hazardous substances in electronic and electrical devices, as well as waste disposal (G.U. 29-07-
2005 n.175 s.o. n.35)
Correct disposal of this product (waste electrical and electronic equipment) (Applicable in the European
Union and other European countries with separate collection systems)
This marking shown on the product or its literature, indicates that it should not be disposed with other
household wastes at the end of its working life.
To prevent possible harm to the environment or human health from uncontrolled waste disposal, please
separate this from other types of wastes and recycle it responsibly to promote the sustainable reuse of
material resources.
Household users should contact either the retailer where they purchased this
product, or their local government office, for details of where and how they can take this item for details of
where and how they can take this item for environmentally safe recycling.

6
Business users should contact their supplier and check the terms and conditions of the purchase contract.
This product should not be mixed with other commercial wastes for disposal.
Some economic sanctions to the defaulting user are provided for wrong wasting of the products with
RAEE mark.
11. Use advices
The blast chiller/shock freezer ALEXANDER allows to reduce the product heart temperature in the
provided 90 minutes from +70°C to +3°C in blast chiller function and in 240 minutes from +70°C to -18°C
in shock freezer function.
N.B. ATTENTION: THE BLAST CHILLER/FREEZER MUST NOT BE USED AS A NORMAL
REFRIGERATING APPLIANCE.
N.B. DO NOT INSERT FOOD WITH HIGHER TEMPERATURE THAN 70°C: THE ELECTRICAL
CONTROL DEVICE WILL INDICATE AN ERROR.
It is advisable, to have the best performances from the appliance, to chill the chamber making a whole
working cycle (chilling or freezing) at least until the achieving of the preservation temperature, before
putting inside the product. Moreover, to avoid damages to the appliance:
• Do not leave the hot product inside the appliance without starting a cycle.
•Start immediately the suitable working cycle only just after having put inside the product to treat.
•Avoid covering the inside holders (also with isolating films): the best performances and times are
with the maximum quantity of exposed surface.
• Do not overload the appliance:
5T chilling 16 kg –freezing 12 kg;
10T chilling 38 kg –freezing 25 kg;
15T chilling 60 kg –freezing 45 kg;
•In order to allow a better air circulation, leave a sufficient space between the inserted holders.
•Place the inserted holder on the supplied grates and not directly on the bottom part.
N.B. REMEMBER PERIODICALLY TO CHECK THE DEFROSTING WATER PAN PUT ON THE
BOTTOM OF THE APPLIANCE, AND TO EMPTY IT.
11.1 Features of the product to treat
Considering that the referring timings of the cycles start from +70°C (chilling cycle from +70°C to +3°C;
freezing cycle from +70°C to -18°C :
Do not leave the food for long time in ambient temperature: the higher is the humidity lost from the
product, the lower will be the preserved softness. Insert the product at a higher temperature than +70°C.
N.B. PULL OUT THE PROBE FROM THE TREATED FOOD TAKING IT UP BY THE RIGID PART
OF IT AND NOT PULLING IT BY THE CABLE. THE WRONG ACTION CAN CAUSE ITS BREAKING,
AND ITS SUBSTITUTION WILL NOT BE DONE UNDER WARRANTY.

7
CE PLATE
1 Model
2 Voltage
3 Evaporation power
4 Defrost power
5 Type and quantity of refrigerant
gas
6 Mixture of insulating
7 Total power
8 Date of manufacture
9 Serial number
10Frequency
11Electric current
12 Lighting power
13 Category

8
WIRING SCHEME
Alexander 2/3
MC: Compressor
VC: Condenserfan
VE: Evaporatorfan 1
C: Condenser 2mf
K1: Compressor relay
K2: Defrosting relay
K3: Evaporator fan relay
K4: Heating resistance relay
PB1: Room probe
PB2: Pin probe
PB3: Evaporat. probe
PB4: Condensator probe

9
Alexander 5T
MC: Compressor
VC: Condenserfan
VE: Evaporator fan 1
RL: Relé 30A
C: Condenser 2mf
K1: Compressor relay
K2: Defrosting relay
K3: Evaporator fan relay
K4: Heating resistance relay
PB1: Pin probe
PB2: Cold room probe
PB3: Condensator probe
PB4: Evaporator probe
SW2: Door micro switch

10
Alexander 10T
M1: Compressor
M2: Condenser fan
M3: Evaporator fan 1
M4: Evaporator fan 2
YVL: Liquid solenoid
RES: Frame heating wire
KM1: Compressor electromagnetic wsitch
FR1: Termical relay compressor
QF1: Nc thermic relay
FU1: Compressor fuse
FU2: L1 fuse
FU3: Fuse
KL1: Evaporator fan relay
K1: Compressor relay
K2: Evaporator fan relay
K4: Frame heating wire relay
PB1: Cold room probe
PB2: Pin probe
PB3: Evaporator probe
PB4: Condensator probe
SW2: Door micro switch
QP1: Nc high pressure switch
C: Capacitor

11
Alexander 15T
M1: Compressor
M2: Condenser fan
M3: Evaporator fan1
M4: Evaporator fan 2 - 3
YVL: Liquid solenoid
RES: Frame heating wire
R: Oil compressor heater
KM1: Compressor electromagnetic switch
FR1: Termical relay compressor
QF1: Nc thermic relay
FU1: Compressor fuse
FU2: L1 fuse
FU3: Fuse
FU7: Compressor heater fuse
KL1: Evaporator fan relay
KL2: Condenser fan relay
K1: Compressor relay
K2: Evaporator fan relay
K4: Frame heating wire relay
PB1: Cold room probe
PB2: Pin probe
PB3: Evaporator probe
PB4: Condensator probe
SW2: Door micro switch
QP1: Nc high pressure switch
C: Capacitor

12
TECHNICAL DRAWINGS
Alexander 2/3
Alexander 5T

13
Alexander 10T
Alexander 15T

14
DISPLAY USE
THE CONTROL UNIT OPERATION AND REGULATION ARE DESCRIBED IN THE USER MANUAL
OF THE CONTROL UNIT EVCO EVX8015
KEYS
SYMBOL
NAME
Key INCREASE
Key DECREASE
Key DEFROSTING
Key POWER ON/OFF/START CYCLE / CYCLE OFF
Key DEEP FREEZING
Key BLAST CHILLING
Key HARD BLAST CHILLING / SOFT DEEP FREEZING
Key Auxiliary

15
ICONS
SYMBOL
NAME
Icon DEEP FREEZING
It flashes during the selection of the soft deep freezing and preservation cycle, it is on
during the following deep freezing cycle.
Icon CHILLING
It flashes during the selection of the blast chilling and deep freezing cycle, it is on during
the following deep freezing phase.
Icon SOFT/HARD BLAST CHILLING
It flashes during the selection of the hard blast chilling and maintaining cycle, or during a
deep freezing and preservation cycle. It is on during a blast chilling cycle..
Icon BLAST CHILLING / DEEP FREEZING TEMPERATURE
It flashes if the test for the correct insertion of the spike probe fails.
It is on during a temperature-based cycle.
Icon TIME BASED BLAST CHILLING / DEEP FREEZING
It flashes when time and date are being set. It is on during a time-based cycle..
Icon PRESERVATION
It is on during a preservation phase
Icon DEFROSTING
It is on during the defrosting phase
Icon PRECOOLING
It flashes if, during the precooling phase, the cell haven't reach yet the temperature set.
It is on when, during the precooling phase, the cell reaches the temperature required.
Icon HACCP
It flashes if at least one new HACCP alarm is on.
It is on when the information about the alarms are not visualized.
Icon CELSIUS DEGREES
It is on when the temperature unit of measurement is in Celsius degrees.
Icon FAHRENEIT
It is on when the temperature unit of measurement is in Fahrenheit degrees.
Icon MINUTES
It is on when the time unit of measurement is the minute.
Icon STAND-BY
It is on when the device is on "stand by" mode.
Icon LOCKED KEYBOARD
It is on when the keyboard is locked
Icon UNLOCKED KEYBOARD
It is on when the keyboard is unlocked

FFFFF
16
HOW TO START THE BLAST CHILLING / DEEP FREEZING CYCLES
Hereafter the instructions to set and start the most common settings of the device.
N.B. FOR A BETTER WORKABILITY OF THE DEVICE, REMEMBER TO CARRY OUT A MANUAL
DEFROST AFTER 2-3 BLAST CHILLING CYCLES IN A ROW.
THIS PROCEDURE TAKES PLACE KEEPING THE DOOR OPEN AND PUSHING THE DEFROSTING
BUTTON. THIS SEQUENCE OF COMMANDS SET THE DEVICE IN “MANUAL DEFROSTING”.
WARNING: IT IS RECOMMENDED TO INSERT THE PROBE INSIDE THE PRODUCT MAX 2/3 CM
DEEP.
1. SOFT Temperature Chilling
How to use the SOFT temperature chilling function:
0. Turn on the blast chiller pushing for 5 seconds the START button
1. Insert the probe in the food
2. Push the CHILL button .
After 1 second the screen shows the temperature set point of the cell during blast chilling function (-
5°C). Such value can be changed pushing the increase/decrease buttons .
3. Start the working cycle pressing the START button
4. The chilling cycle ends when the probe achieves the temperature of +3°C.
5. It automatically starts the preservation phase.
During the temperature chilling stage it is always possible to visualize the cell temperature by pushing the
chilling button. By doing this on the display it will appear for 5 seconds the cell probe temperature
Press the START button when you want to remove food from the blast chiller.
2. HARD Temperature Chilling
How to use the HARD temperature chilling function:
0. Turn on the blast chiller pushing for 5 seconds the START button
1. Insert the probe in the food
2. Push the CHILL button. After 1 second the screen shows the temperature set point of the cell during
the chilling function (-15°C). Such value can be changed pushing the increase/decrease buttons .
3. Push the HARD button to activate the HARD temperature chilling function.
4. Start the working cycle pressing the START button
5. The blast chilling cycle ends when the probe achieves the temperature of +3°C.
6. It automatically starts the preservation phase.
During temperature chilling phase it is always possible to visualize the probe temperature pushing the
CHILL button . In that way, screen will show for 5 seconds the probe temperature.
Press the START button when you want to remove food from the blast chiller.
3. SOFT Time Chilling
How to use the SOFT time chilling function:
0. Turn on the blast chiller pushing for 5 seconds the START button
1. Insert the probe in the food
2. Push 2 times the CHILL button after 1 second the screen shows the time cycle set point (90 min). Such
value can be changed pushing the decrease/increase buttons .
3. Push again the CHILL button to see the pre-set temperature for the cycle (-5°C). Set the desired
working temperature through the increase/decrease buttons .
4. Start the working cycle pressing the START button
5. The screen shows the remaining time until the cycle end. The cycle ends when the set time as duration
of chilling phase has passed.
6. It automatically starts the preservation phase.

17
During time chilling phase it is always possible to visualize the probe temperature pushing the CHILL
button . In that way, screen will show for 5 seconds the probe temperature. In that way, screen will show
for 5 seconds the probe temperature.
Press the START button when you want to remove food from the blast chiller.
4. HARD Time Chilling
How to use the HARD time chilling function:
0. Turn on the blast chiller pushing for 5 seconds the START button
1. Insert the probe in the food
2. . Push 2 times the CHILL button: after 1 second the screen shows the time cycle set point (90 min).
Such value can be changed pushing the decrease/increase buttons .
3. Push again the CHILL button to see the pre-set temperature for the cycle (-15°C). Set the desired
working temperature through the increase/decrease buttons .
4. Push the HARD button to activate the HARD time chilling function.
5. Start the working cycle pressing the START button
6. The screen shows the remaining time until the cycle end. The cycle ends when the set time as duration
of chilling phase has passed.
7. It automatically starts the preservation phase.
During time chilling phase it is always possible to visualize the probe temperature pushing the CHILL
button. In that way, screen will show for 5 seconds the probe temperature.
Press the START button when you want to remove food from the blast chiller..
5. TEMPERATURE Freezing
How to use the TEMPERATURE freezing function:
0. Turn on the blast chiller pushing for 5 seconds the START button
1. Insert the probe in the food
2 Push the FREEZE button. After 1 second the screen shows the temperature set point of the cell during
chilling function (-38°C). Such value can be changed pushing the increase/decrease buttons.
3. Start the working cycle pressing the START button.
4. The freezing cycle ends when the probe achieves the temperature of -18°C.
5. It automatically starts the preservation phase.
During temperature freezing phase it is always possible to visualize the probe temperature pushing the
CHILL button. In that way, screen will show for 5 seconds the probe temperature.
Press the STARTbutton when you want to remove food from the blast chiller.
6. TIME Freezing
How to use the TIME freezing function:
0. Turn on the blast chiller pushing for 5 seconds the START button
1. Insert the probe in the food
2. Push 2 times the FREEZE button . After 1 second the screen shows the time set point of the cycle (240
min.). Such value can be changed pushing the increase/decrease buttons .
3. Start the working cycle pressing the START button
4. The time freezing cycle ends when the time set as freezing duration has passed .
5. It automatically starts the preservation phase.
During time freezing phase it is always possible to visualize the probe temperature pushing the CHILL
button. In that way, screen will show for 5 seconds the probe temperature.
Press the START button when you want to remove food from the blast chiller.

FFFFF
18
ALARMS
The following chart shows the meaning of the alarm codes.
Code
Meaning
tiME
Alarm temperature blast chilling or temperature deep freezing not over within the maximum
time
Solutions:
- check the value of parameters r5 and r6 and AA.
Main consequences:
- the device will save the alarm.
AL
Minimum temperature alarm.
Solutions:
- check the cell temperature
- check the value of parameters A1 and A2.
Main consequences:
- the device keeps working normally.
AH
Maximum temperature alarm (alarm HACCP).
Solutions:
- check the cell temperature
- check the value of parameters A4 and A5.
Main consequences:
- the device will save the alarm.
id
Open door alarm.
Solutions:
- check the door state
- check the value of parameters i0 and i1.
Main consequences:
- effect set by the parameter i0.
HP
high pressure alarm.
Solutions:
- check the state of the high pressure input
- check the value of parameters i5 and i6.
Main consequences:
- effect set by the parameter i5.
PF
Power breakdown alarm
Solutions:
- check the connection decive-power
- check the value of parameters A10.
Main consequences:
- the device will save the alarm.

19
COH
Overheated condenser alarm
Solutions:
- check the condenser temperature
- check the value of parameter C6.
Main consequences:
- the condenser fan will be turned on.
CSd
Blocked condenser alarm
Solutions:
- check the condenser temperature
- check the value of parameter C7.
- unplug the device and clean the condenser.
Main consequences:
- if the error occurs during the stand-by, it won't be possible to select nor to start any
working cycle
- if the error occurs during a working cycle, the cycle will be interrupted.
ESt
Setting parameters download not completed alarm
Solutions:
- press and release a key to reset the normal visualization
- download again the setting parameters.
Main consequences:
- the device keeps working normally.
CEr
Alarm for the firmware of the setting parameters in EVKEY different from the device one.
Solutions:
- suspend the power of the device
- check that the firmware of the setting parameters in EVKEY corresponds with the
one of the device.
- download again the setting parameters.
Main consequences:
- the device keeps working normally.
Erd
Setting parameters upload not completed alarm
Solutions:
- reset the default settings
- upload again the setting parameters.
Main consequences:
- the digital output will be deactivated.

FFFFF
20
ERRORS
The following table illustrates the meaning of the error codes
Code
Meaning
Pr1
Cabinet probe error.
Solutions:
- check the value of parameter P0
- check the integrity of the probe
- check the device-probe connection
- check the temperature of the cabinet.
Main consequences:
- if the error occurs during the “stand-by” status, no operating cycles can be selected or started
- if the error occurs during blast chilling or deep freezing, the cycle will be interrupted
- if the error occurs during storage, compressor activity will depend on parameters C4 and C5
or C9
- defrosting will never be activated
- the door resistances will never be switched on
- the minimum temperature alarm (“AL” code) will never be activated
- the maximum temperature alarm (“AH” code) will never be activated
Pr2
Needle probe error.
Solutions:
- the same as the cabinet probe error (“Pr1” code) but relative to the needle probe.
Main consequences:
- if the error occurs during the “stand-by” status, temperature-controlled operating cycles will
be started by time-control
- if the error occurs during temperature-controlled blast chilling, this will have duration of the
time set by parameter r1
- if the error occurs during temperature-controlled deep freezing, this will have duration of the
time set by parameter r2
- if the error occurs during needle probe heating, this operation will be interrupted.
Pr3
Evaporator probe error.
Solutions:
- the same as the cabinet probe error (“Pr1” code) but relative to the evaporator probe.
Main consequences:
- if parameter P4 is set at 1, defrosting will last for the period of time established with
parameter d3
- if parameter F0 is set at 1, parameter F16 will have no effect
- if parameter F4 is set at 1, the device will operate as if it were set at 2.