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ENGLISH

7.1. Faults Display

Problem

Causes

Solutions

Pr1

" flashes on the display

and the buzzer emits an

intermittent noise

(compartment probe error)



The type of probe is

incorrect.



The probe is faulty.



The probe – circuit board

connection is incorrect.



The temperature detected

by the probe is out of the
limits accepted by the
compartment probe in use



Contact the after-

sales centre.



Check that the

compartment probe is
the PTC type.



Check the integrity of the

compartment probe.



Check correctness of the

instrument - probe
connection.



Check that the

temperature in proximity
of the compartment
probe is not out of the
accepted limits

Pr3

" flashes on the display

and the buzzer emits an

intermittent noise

(evaporator probe error)

Pr2

" flashes on the display

and the buzzer emits an

intermittent noise

(needle probe error)

rtc

“

rtc

” flashes on the

display

Clock error

Set date and correct time

again.

“

" flashes on the display and

the buzzer emits an

intermittent noise

(

electrical power supply

failure alarm

)

There has been a power failure.



Check the electrical

system.



Contact the after-sales

service if the problem

persists.

" flashes on the display

and the buzzer emits an
intermittent noise



high

pressure



Compressor

Circuit

Breaker alarm



evaporator fan deflector



The pressure detected by

the maximum pressure
switch is higher than the
limit value.



The evaporator fan deflector

has been opened.



The absorption of the

compressor has exceeded
the envisioned maximum
limit.



Air the environment.



Clean the condenser



Close the evaporator fan

deflector.



Check that the fans

function correctly.



If the problem

persists, contact the after-

sales centre

Содержание Practic 1011

Страница 1: ...Blast chiller freezer Practic 1011 1411 OPERATING MANUAL READ THIS MANUAL BEFORE USE ...

Страница 2: ...Cycles 7 5 2 Description of Controls 8 5 3 Functioning 9 5 4 Recommendations for Use 15 6 CLEANING AND MAINTENANCE 16 6 1 Recommendations for Cleaning and Maintenance 16 6 2 Routine Maintenance 16 6 3 Extraordinary maintenance 17 7 TROUBLESHOOTING 19 7 1 Faults Display 20 8 INSTALLATION 21 8 1 Packaging And Unpacking 21 8 2 Installation 22 8 3 Electric Power Supply Connection 22 8 4 Inspection 23 ...

Страница 3: ... Temperature Blast Chilling cycle 9 Hard Time Blast Chilling cycle 10 High pressure safety pressure switch 6 I Inspection 23 Installation 22 K Keyboard lock 13 P Packaging 21 Preservation 7 Programming the settings 23 Prolonged Inactivity 15 Protective Fuses 6 R Recommendations for Cleaning and Maintenance 16 Recommendations for normal use 15 Recommendations for Use 15 REFRIGERANT TECHNICAL CARD 2...

Страница 4: ...ply cord and a plug the means for disconnection must be incorporated in the fixed wiring in accordance with the wiring rules In the design and construction phase the manufacturer has paid particular attention to the aspects that can cause risks to safety and health of persons that interact with the appliance Carefully read the instructions stated in the manual and those applied directly to the mac...

Страница 5: ...ts we produce has duration of 2 years from the date of delivery and translates into the supply free of charge of parts that we consider to be faulty These faults must however be independent from incorrect use of the product in compliance with the indications stated in the manual Fees deriving from labour journeys and transport are excluded from the warranty The materials replaced under warranty ar...

Страница 6: ...BLAST CHILLER SHOCK FREEZER Model suitable to contain 14 trays with blast chilling capacity of 38 and 25 in shock freezing 4 5 Features Plate The identification plate shown is applied directly onto the appliance It states the references and all indications indispensable for working in safety 1 Appliance code 2 Description of the appliance 3 Serial number 4 Power supply voltage and frequency 5 Rate...

Страница 7: ...en the door is not perfectly aligned to or near the control board High pressure safety pressure switch In the event of room conditions or functional anomalies which cause the refrigerating circuit to exceed the maximum pressure values the MAX safety switch is activated stopping the machine When an acceptable pressure value is reset it is possible to run the machine The alarm is represented on the ...

Страница 8: ...g This cycle allows a reduction in temperature in the product core from 90 C to 18 C during the set time we remind you that it is advisable to run some previous testing temperature cycles in order to determine the necessary time for a correct product blast chilling process Do not forget that acquired times have to be considered valid for exclusive use of the same type of product and in the same qu...

Страница 9: ...keys make it possible to set the end chilling or freezing temperature Start Key Once chosen the needed cycle it can be started by pressing this key If pressed during functioning the machine will stop the previously chosen cycle will persist and can be run immediately By pressing this button for at least 5 seconds the machine passes to the stand by mode Repeat the procedure to reactivate the board ...

Страница 10: ...t sound To stop the alarm press a key As soon as product temperature is lower than the established value the blast chilling cycle is considered as completed and a preserving cycle is automatically started During preservation the display shows the temperature detected by the chamber probe LED is switched on Press to conclude the preservation cycle Hard Temperature Blast Chilling cycle Select blast ...

Страница 11: ...hows the cycle duration Using and keys the blast chilling time can be changed Start the cycle by pressing LED and are permanently on At the end of the set time the blast chilling cycle is concluded and the preserving cycle is automatically started During preservation the display shows the temperature detected by the chamber probe LED is switched on Press to conclude the preservation cycle Hard Tim...

Страница 12: ... confirm the correct conclusion of the cycle In case the product temperature does not reach the established value within the maximum time allowed the cycle continue LED blinks accompanied by an intermittent sound To stop the alarm press any key As soon as product temperature is lower than the established value the shock freezing cycle is considered as completed and a preserving cycle is automatica...

Страница 13: ...e chamber probe LED is switched on Press to conclude the preservation cycle Cooling Cycle Select the cooling cycle by pressing for two seconds key LED blinks a cooling cycle will be started The working set point is established on parameter r12 When the chamber temperature reaches the set value the cycle continue LED is permanently on accompanied by a one second sound signal Defrosting First make s...

Страница 14: ...hen the temperature detected by the core probe reaches the value established on parameter u7 the cycle is concluded a sound signal is activated for one second HACCP Alarms The device can store up to 9 different HACCP alarms thereafter a new one will overwrite the oldest one The device gives following information Alarm code critical value date and time when die alarm occurred Alarm duration from 1 ...

Страница 15: ...he key the screen displays the selected alarm AH3 in the example To exit the procedure press the key the screen will display the temperature read by the cold room probe again If the tool does not have any alarms in its memory the LS label will not be displayed Cancelling the list of HACCP alarms Make sure the keyboard is not locked Keep the key pressed for 1 second the screen will display the lett...

Страница 16: ...nactive for a long period proceed as follows 1 Use the automatic isolating switch to deactivate connection to the main electrical line 2 Clean the appliance and surrounding areas thoroughly 3 Spread a thin layer of cooking oil onto the stainless steel surfaces 4 Carry out all maintenance operations 5 Leave the doors ajar to prevent the formation of mould and or unpleasant odours Recommendations fo...

Страница 17: ...lose to zero during the entire chilling process in order to ensure a gradual drop in the temperature of the product to 3 C In this way ice crystals do not form on the surface of the product This blast chilling method should be used preferably for products that are not packed and whose physical organoleptic characteristics could be damaged by the formation of superficial ice e g fish Shock freezing...

Страница 18: ...nt the tray supports the appliance 6 3 Extraordinary maintenance Have the following operations carried out periodically by specialised staff Check the perfect sealing of the door gaskets and replace them if necessary Check that the electric connections have not loosened Check the efficiency of the heating element resistance Check functioning of the board and probes Check the efficiency of the elec...

Страница 19: ...n proceed as follows 1 Open the door A of the appliance 2 Remove the lower panel B from the technical compartment to do this remove the screw fasteners C 3 It is now possible to clean the finned part of the condenser D using suitable tools and protection devices 4 After cleaning close the control panel and fix it with the screws removed beforehand Fuse replacement and thermal relay rearm The fuses...

Страница 20: ...it functions continuously cooling insufficiently Room too hot Air the environment Dirty condenser clean the condenser Insufficient door sealing check the gaskets Insufficient quantity of refrigerant gas Contact the after sales centre Condenser fan at a standstill Contact the after sales centre Evaporator fan standstill Contact the after sales centre Problem Causes Solutions The refrigerator unit d...

Страница 21: ...robe error Pr2 Pr2 flashes on the display and the buzzer emits an intermittent noise needle probe error rtc rtc flashes on the display Clock error Set date and correct time again Pf Pf flashes on the display and the buzzer emits an intermittent noise electrical power supply failure alarm There has been a power failure Check the electrical system Contact the after sales service if the problem persi...

Страница 22: ...e with international standards the provisions to which the appliances are subjected during loading unloading transport and storage On delivery check that the packaging is intact and has not undergone any damage during transportation The transportation company must be notified of any damage immediately The appliance must be unpacked as soon as possible to check that it is intact and undamaged Do no...

Страница 23: ... for a certain period of time without producing cold until the oil has returned to the compressor ATTENTION the appliance requires the minimum functioning spaces as shown in the attachments The defrosting water and the water that forms at the bottom of the refrigerating compartment during operation or during periodical internal cleaning must be drained through a prearranged hose with a minimum dia...

Страница 24: ...plete chill blasting shock freezing cycle 8 5 Programming the settings It is only possible to program the configuration settings in STANDBY mode Make sure the keyboard is not locked Hold the and keys down for 4 seconds the screen will display the letters PA Press the key the password will be required to access the parameters With the and keys enter the password 19 press the key to confirm Hold the...

Страница 25: ... the components of the fluid HFC 125 59 HFC 1234yf 30 HFC 32 11 IDENTIFICATION OF DANGERS The rapid evaporation of the liquid can cause freezing The inhalation of high concentrations of vapour can cause irregular heartbeat short term narcotic effects including vertigo headache and mental confusion fainting and death Effects to the eyes Freezing or cold burns caused by contact with the liquid Effec...

Страница 26: ...PERFECTION IN COOKING AND MORE RETIGO s r o Láň 2310 756 61 Rožnov pod Radhoštěm Email info retigo cz Tel 420 571 665 511 www retigo com ...

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