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1. __ Hl Sign Side Panel je Cyclone unit a i El N Yo Cyclone unit securing screw ie al te gil securing screw and Clip See Mee le Compressor Sign Securing Screws Fr L Light and Sign 5 Power Sockets Sign Unit or Plain Facia Panel a I Microprocessor Display Figure 1 Top view of Cabinet SKF650 shown SKF Range SKOPE Top Mounted Vertical Freezers POSITIONING OF MACHINE The mains flex exits below the rear panel behind the refrigeration unit The flex should be retrieved before the machine is positioned when walls and partitions may make access difficult When positioning the machine a gap must be left between the top of the sign panels and ceiling of at least 200mm Adequate ventilation must be provided above the SKOPE Cyclone unit for efficient operation The air surrounding the unit must not exceed 40 C Avoid direct sunlight warm draughts etc When siting the machine adequate allowance should be made for door opening The doors have internal torsion bars which are pre tensioned at the factory and the machine must be positioned on a level surface for the door s to shut and seal correctly and to prevent the condensate tray from overflowing The operation of this machine is controlled by a pre programmed Microprocessor Controller For more detailed service information please refer to the relevant SKOPE service manual VENTILATION Adequate venti
2. Industries Limited SKF Range User Manual PRN7691 Rev 4 0 April 2008 edition Published by SKOPE Industries Limited Christchurch New Zealand Copyright 2002 SKOPE Industries Limited All rights reserved SKOPE is the registered trademark of SKOPE Industries Limited SKOPE Industries Limited reserve the right to alter specifications without notice 12 New Zealand SKOPE INDUSTRIES LIMITED PO Box 1091 Christchurch New Zealand Freephone 0800 947 5673 Fax 03 983 3896 Email enquiry skope co nz Website www skope co nz Australia SKOPE AUSTRALIA PTY LTD A C N 000 384 270 PO Box 7543 Baulkham Hills NSW 2153 Australia Freephone 1800 121 535 Freefax 1800 121 533 Email enquiry skope com au Website www skope com au SKF Range SKOPE Top Mounted Vertical Freezers
3. Allows entry to configuration parameters section if pressed simultaneously with PRG for 5 seconds Adjustment locked out Alters parameters in parameter mode Activates and deactivates continuous refrigeration mode with def key Adjustment locked out Activates manual defrost cycle Alters parameters in parameter mode Activates and deactivates continuous refrigeration mode with aux key Decimal point indicator Unused Defrost cycle on indicator Evaporator fan on indicator Continuous refrigeration mode on indicator fast freeze Compressor on indicator Remote controller indicator 6 SKF Range SKOPE Top Mounted Vertical Freezers CAREL ELECTRONIC CONTROLLER Operation of Controller The operation of this cabinet is controlled by a pre programmed microprocessor The Microprocessor display indicates the temperature of the cabinet ambient probe except during a defrost where the temperature of the cabinet probe is locked in and during an alarm condition The display also has LED indicators showing the activation of the compressor the fan and the defrost At alarm activation the display indicates the type of alarm signal and an audible alarm sounds The alarm can be muted at the controller Controller Components Component Description Microprocessor Located behind ventilated unit cover Controller Module Located in control box Performs processor switching Module Connector Flat black cable con
4. On Setpoint AH A0 Off Setpoint AH 60 minutes Alarm delay time On 0 Immediate external alarm i e High pressure switch trip Not used must be 0 99 minutes Compressor run lock time due to A4 function Compressor will still cycle with HP switch Not used must be 0 Evaporator fan control type controlled by Evaporator Defrost Probe Must be 2 Evaporator fan start temperature On Setpoint F1 A0 Off Setpoint F1 No Evaporator fan off while compressor is off Yes Evaporator fan off during defrost 1 minute Evaporator Fan delay after defrost Serial address Not used Must be 0 Enable keypad and remote control must be 01 to enable Password for remote control High Pressure trip is maintained as alarm status by latching relay To reset the freezer must be unplugged and then replugged into the power supply Parameter Modification if keypad is enabled 1 Press aux up or def down to show the code of the parameter that has to be changed Press SEL to display the selected parameter value Press aux up or def down to increase or decrease the value Press SEL to temporarily confirm the new value and display its code a dae o P Repeat above procedures to alter further parameters Press PRG to lock in the new parameters and exit parameter modification procedure SKF Range SKOPE Top Mounted Vertical Freezers 11 CONTACT ADDRESSES SKOPE
5. 0 Minimum compressor ON time 99 minutes Compressor backup for Ambient probe failure On for c4 off for 15 min 4 hours Duration of Continuous Refrigeration Mode 2 hours Electric Duration of alarm override after Continuous Refrigeration Mode Type of defrost 6 hours Time interval between defrosts 12 C Defrost termination temperature 22 minutes Maximum defrost time No Defrost at cabinet plug in No Defrost delay at cabinet plug in Yes Lock in temperature display during defrost 3 minutes Defrost drip time before compressor and evaporator fan start 1 hour Continuation of d6 at defrost end until setpoint or d8 elapses No Compressor protection times observed at defrost c1 c2 c3 Evaporator temperature via defrost probe is displayed hrs mins n a F C C C Cc Cc F Cc C C Cc Cc F F F C Cc C Cc Cc Cc C C F F F C C C F F C F C Time basis for parameter dl and dp Table 1 CAREL Controller Parameters continued on next page 10 SKF Range SKOPE Top Mounted Vertical Freezers CAREL ELECTRONIC CONTROLLER Parameters SKOPE Parameters for CAREL Controller IR32POLBRO SETPOINT 21 C cycling 21 C to 18 C 1 0 C Cc F Alarm and fan differential 32 C 31 C Low temp alarm On Setpoint AL A0 Off Setpoint AL 11 C 12 C F High temp alarm
6. SKOPE freezer program with its dedicated CAREL controller Any alteration from this program may adversely effect the operation of the freezer e For full specifications a detailed CAREL controller manual is available SKF Range 9 SKOPE Top Mounted Vertical Freezers CAREL ELECTRONIC CONTROLLER Parameters SKOPE Parameters for CAREL Controller IRS2POLBRO SETPOINT 21 C cycling 21 C to 18 C Pray a c oo wo e NTC probe Type of probe used NTC or PTC Available after Reset Procedure Calibration offset for cabinet temperature display Probe reading stability lower the number faster the response Probe reading speed lower the number slower the response Designation as controlling probe Units of temperature measurement Decimal point display Refrigeration differential Minimum allowable setpoint Maximum allowable setpoint Enabling of ED alarm defrost interrupted because maximum duration has been reached parameter dP 0 No 1 Yes Not used Must be 3 Enabling of minimum maximum temperature monitoring Actual interval in maximum minimum temperature reading Maximum temperature reading in the rt interval 1 minute Minimum temperature reading in the rt interval Compressor and evaporator fan start delay at power on 3 minutes Minimum time between compressor starts 3 minutes Minimum compressor OFF time
7. User Manual Display Series SKF Range SKOPE Top Mounted Vertical Freezers SKOPE Refrigeration PRN7691 Rev 4 0 April 2008 edition ASSEMBLY INSTRUCTIONS 1 Liftthe SKOPE Cyclone Freezer unit onto the cabinet top Steps or platform about 1 metre high are suggested NOTE Cyclone unit weights are SKF650 57 5 kg SKF1000 78 5 kg 2 Remove wooden packing from unit where applicable 3 Take care to avoid damaging sealing strips amp cabinet supply flex 4 Fix unit to cabinet top by screwing the two fixing screws provided firmly down The unit should be flush with the back of the cabinet when positioned correctly 5 Check seal against cabinet top ensure there are NO gaps 6 Fit side panels onto cabinet by sliding the two slots under the screws on the cabinet top These screws should be raised approx 1 5mm off the cabinet top 7 Fit mains flex through the exit hole in the top of the sign back 8 Clip sign back into place and connect cabinet and sign plugs into power supply sockets where applicable 9 Fit the Microprocessor cable and four coloured cables into processor where applicable 10 Connect illuminated sign into sign power socket Clip sign unit or plain facia panel into place 11 Proceed with installation as outlined in Positioning of Machine Mains Flex T S c Sign Back Sign Side Panel
8. he door from shutting or cause glass breakage Leave an airspace of at least 75mm 3 above packages etc on the top shelf CLEANING When necessary wash both interior and exterior of cabinet with soapy water Exterior of cabinet may be waxed with automobile polish for extra protection Caution The machine must be disconnected from the mains supply before cleaning the condenser Important Condenser coil MUST be kept clean for efficient and reliable operation Clean with a brush and vacuum cleaner regularly Access to the condenser coil is gained over the top of the sign or by removing the sign To remove the sign undo the two screws which hold the top of sign to the sign side panels The sign unit can then be lifted vertically unplugged and removed SERVICE INSTRUCTIONS Servicing should be carried out by an authorized Service Agent Brief instructions are located on top of the refrigeration unit SKF Range 5 SKOPE Top Mounted Vertical Freezers CAREL ELECTRONIC CONTROLLER Display and Key Functions 9 10 11 13 Figure 3 Controller Display Silences alarm buzzer Allows entry to frequent parameters section if pressed for 5 seconds Allows entry to configuration parameters section if pressed simultaneously with SEL for 5 seconds Locks in new parameters and exits parameter sections Activates reset procedure Displays setpoint in run mode Displays selected parameter in parameter mode
9. lation is essential Freezer cabinet must have the Sign Back or Duct Kit fitted This ensures that fresh air is drawn through the condenser Failure to fit either of these components will void warranty Positioning the cabinet back closer than 100mm to wall will result in freezer unit failure Ceiling 200mm min F Airflow Front of cabinet 100mm Wall az n Figure 2 Ventilation SKF Range 3 SKOPE Top Mounted Vertical Freezers OPERATION OF MACHINE Plug in machine and check operation of refrigeration unit and lights The condenser fan runs continuously through out all operations ofthe machine this may be verified by checking for air movement around the top right hand side of the cabinet The compressor should switch off when cabinet internal air reaches the preset set point temperature The evaporator fan s which circulate the cabinet air will not operate until the defrost thermostat bulb senses a temperature of 8 C On initial start up the fan should come on after a delay of approximately 4 minutes verified by air blowing out of the bottom duct and the green LED Defrost The first defrost will occur in 6 hours During a defrost cycle indicated by the green defrost LED item 7 on the control panel the compressor and the evaporator fan will switch off Four elements inside the evaporator box will then melt away any ice build up The duration of a defrost cycle depends on the q
10. necting module to Cable microprocessor Probes 2 x NTC probes are used e A controlling probe located on a receptacle in the evaporator box called a Cabinet Ambient Probe e An evaporator probe located within the evaporator coil referred to as a Defrost Probe SKF Range 7 SKOPE Top Mounted Vertical Freezers CAREL ELECTRONIC CONTROLLER Alarms and Signals SIGNAL DESCRIPTION Indicates faulty ambient probe El blinking Indicates faulty defrost probe Indicates unit has high pressure fault Note At alarm initiation check condenser radiator for blockage and clean if necessary To reset alarm cabinet must be replugged into power supply LO blinking Indicates low temperature alarm HI blinking Indicates high temperature alarm EA EB or EE blinking Indicates data acquisition failure The controller requires re programming Ed blinking Indicates defrost timed out Note Alarm HI may activate during cabinets initial pull down cycle after being first powered up Alarm may be muted and will automatically reset when cabinet passes alarm setpoint IA blinking Changing Controller Settings Access Entry 1 Press and hold PRG and SEL simultaneously for more than 5 seconds until 00 is displayed 2 Press aux up until 22 is displayed 3 Press SEL to confirm selection The first parameter C is displayed Turn Keypad On 1 Follow Access Entry above until the first parameter C is displa
11. uantity of ice build up usually about 10 minutes A maximum of 20 minutes is preset Defrost cycles are pre programmed at 6 hour intervals During and after each defrost the display will read the temperature detected before the defrost cycle The display will then show the return air temperatures as the machine cycles during normal operation Defrosts should occur during off peak periods to maximise the efficiency of the machine This can be achieved by switching the power off then on again so that the subsequent 6 hourly cycle defrosts will not coincide with peak periods Notes e A power cut would reset the defrost cycles e This machine has an over temperature cut out inside the refrigeration unit evaporator box This is to safe guard the possibility of the defrost elements remaining on under fault conditions set at 55 C e The lights which illuminate the top sign and cabinet interior are permanently on where applicable e Ensure the door gasket s form a good seal with the cabinet A SKF Range SKOPE Top Mounted Vertical Freezers LOADING Shelves may be positioned at different heights to suit various products Always ensure that the shelf clips are securely engaged in each of the shelf support strips Support strips are marked for easy location of shelf clips For even cooling and efficient operation allow air soace around packages etc Do not allow products to overhang the front of the shelf as this could prevent t
12. yed N Press def down two times until H2 is displayed oo Press SEL to display the value of the parameter gt Press aux up to increase or def down too decrease until 01 is displayed 5 Press SEL to accept the value 6 Press PRG to lock in new value and to exit program 8 SKF Range SKOPE Top Mounted Vertical Freezers CAREL ELECTRONIC CONTROLLER Setpoint Factory setting Maximum Minimum e Press SEL key for 1 second and the Setpoint will be displayed On releasing the key the display will flash e To alter the Setpoint press aux up or def down e Press SEL to lock in the value and return to cabinet temperature Manual Defrost Press def down key for more than 5 seconds to manually initiate a defrost Continuous Refrigeration Press aux up and def down together down key first to initiate a Continuous Refrigeration mode The compressor will run without interruption to the parameter cc 6 hours SKOPE programme Its purpose is to achieve a fast product pull down Display Function During run mode the display shows the value measured by the Cabinet Ambient Probe In alarm status the display indicates the relative alarm code Buzzer Off Press mute key to silence the buzzer The alarm display remains while the alarm condition exists Parameters Warning e The following parameters Table 1 pp 10 11 are set exclusively for the

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