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SKOPE YARRA Installation and Service Manual

1. PD DIM OJO oco co c OO OY ol ol Set clock 0 59 0 Clock Current minute th Set clock C 0 23 0 Clock Current hour td Set clock C 1 7 0 Clock Current day 1 Monday 7 Sunday Table 1 Day Codes Disabled M onday to Sunday M onday to Friday Saturday and Sunday Every day WARNING Thisprogramming sheet is set exclusively for the SK OPE cooler program with its dedicated Carel controller Any alteration from this program may adversely affect the SK OPE cooler operation Alteration of REAL TIME DEFROST MAY VOID WARRANTY A detailed controller manual is available for full H ACCP specifications TheSKOPE refrigeration units are configured for independent operation The master slave configuration must be set as slave gt WN Mm 36 YARRA INTEGRAL ELECTRONIC CONTROLLER SKOPE YARRA FREEZER Control Parameters CAREL Split Power Electronic Controller type 2 SETPOINT 21 Cycling 21 C to 18 C PS 22 0 Password Sheet 1 of 3 PROBE PARAMETERS Probe reading stability 1 quick 15 slow N ot used Must be 0 Virtual probe diff between regulation and product probe Display probe Display of display probe Ambient probe Temp display normal 1 Amb probe Servic
2. 2 Every day 3 8 pm Every day lam Zu T4 T5 T5 CO cgo Oo c CO co Oo Set clock C 0 59 0 Clock Current minute th Set clock C 0 23 0 Clock Current hour td Set clock C 1 7 0 Clock Current day 1 Monday 7 Sunday Table 1 Day Codes Disabled M onday to Sunday M onday to Friday Saturday and Sunday Every day WARNING 1 This programming sheet is set exclusively for the SK OPE freezer program with its dedicated Carel controller 2 Any alteration from this program may adversely affect the SK OPE freezer operation 3 Alteration of REAL TIME DEFROST MAY VOID WARRANTY 4 A detailed controller manual is available for full H ACCP specifications 5 The SK OPE refrigeration units are configured for independent operation The master slave configuration must be set as slave YARRA INTEGRAL 39 SERVICE INSTRUCTIONS gt SYSTEM SERVICE NOTES Servicing and electrical work should only be carried out by an authorised Service Agent Refrigeration Service work must only be per formed by qualified and experienced refrig eration service engineers for HFC refrigerants Special
3. Bottom H inge R H A1100 393 49 A1100 393 49 Bottom H inge L H A1100 394 49 A1100 394 49 W ire Shelf Y 1100 1062 A1301 163 Adjustable Shelf Bracket R H R1101 598L R1101 598L Adjustable Shelf Bracket L H R1101 598R R1101 598R Cabinet W iring Junction Box Assy Y 1100 G29 1 Y 1100 G 29 2 SK O PE N ame Badge NAM 8016 GY SV NAM 8016 GY SV N eon Switch Encapsulated Label LAB0088 LAB0088 Swivel Castor M ounting Plate SX X 6180 SX X 6180 Adjustable Swivel Castor Standard SX X 6181 SX X 6181 Adjustable Swivel Castor Locking 4 2 2 6 3 3 A djustable Stability Foot SX X 6182 Y 1100 314 49 4 SX X 6182 Y 1100 314 49 6 REAR DOOR CABINET Solid D oor Bottom H inge R H V5000 D 55R Solid D oor Bottom H inge L H V5000 D 55L Solid D oor Top H inge R H V 7000 110 Solid D oor T op H inge L H V 7000 111 Solid D oor Top H inge Blank V 7000 112 Rear D oor W iring Cover A ssembly Y 1101 F 79 Y 1201 F79 CABINET WIRING JUNCTION BOX Cabinet W iring Junction Box Assy Y 1100 G 29 58 65 W att Ballast 2 ELZ8103 Rocker Switch ELS 513 3 Amp Ceramic Fuse ELZ9654 Fused Terminal Block ELZ9655 Cabinet W iring Diagram Label 0051 LAB0052 W hen ordering spare parts
4. D efrost probe D efrost probe designation Y es only defrost Probe Existance of Product and D efrost probe Offset 3 Calibration of Ambient probe Offset Zero O ALIOJ O A Calibration of Defrost probe 1 Alarm and Fan differential HP alarm activation Digital input One N ot used Digital input Two N ot used Door open alarm delay time digital input Two 60 minutes delay Temperature alarm delay 10 C H igh temp alarm On Setpoint AO Offz Setpoint AH 3 Low temp alarm On Setpoint AL AO Off Setpoint AL 1 minute delay Compressor start delay at power on 3 minutes Minimum time between compressor starts 3 minutes Minimum compressor OFF time 0 Minimum compressor ON time 20 minute runtime Comp runtime for HP alarm amp probe failure offtime 15 mins 2 hours Duration of alarm override after Continuous Refrigeration Mode 2 hours Electric Duration of Continuous Refrigeration M ode Type of defrost Generic defrost control Defrost control 0 generic 1 slave of powersplit No Defrost at cabinet plug in N o delay D efrost delay Y es lock in temperature display during defost 1 hour Alarm delay time a
5. 800mm Y arra Y AF850 1600mm Y arra YA 1700 15mm NOTE This method would be best suited to rear door machines because they have stor age area at the back of the cabinets to allow a large volume of air mixing to achieve the required thermostat fan extraction control Thismethod is not recommended for areas of high ambient temperature above 32 C in these situations utilising air conditioning is recommended 135mm 130mm Air Exhaust lal Air Intake IS E NE O ptional 2 2 Sign LI Removabl Air Filter panel for o filter access E 8 5 8 N 70mm TL 695mm 70 115 130 Adjustable Figure 5 Using Outside Ambient Air YARRA INTEGRAL INSTALLATION gt REFRIGERATION UNITS Summary It isimportant to completely read the instal lation requirements before installation is at tempted Due to the nature of the installation involving the movement of heavy refrigeration units onto a tall cabinet great care must be used e COOLER UNIT weight 53 kg FREEZER UNIT weight 59 kg CABINET height 2085mm Installation The Y arra refrigeration unit Cooler and Freezer is delivered in a crated wooden box On opening the wooden box first visually check the entire unit to confirm there is no freighting damage W ith the Y arra as supplied packaged the Refrigeration Cabinet W iring unction Box can be found on the roof top of the
6. Aluminium Tube Torsion Bar Round H ook end Bush Capstan Figure 16 Torsion Bar YARRA INTEGRAL SERVICE INSTRUCTIONS DOORS SOLID Solid Rear Door s Solid rear door s are fitted to rear loading machines T he solid rear door uses a different hinge mechanism to the glass door see fig ure 17 below Door Removal Unscrew door bottom hinge bracket and slide door down to remove from top hinge Door Tension Thesolid door hinge mechanism has a preset tension and is non adjustable Ensure that the square notch in the hinge bracket mates correctly with the door hinge mechanism when replacing Solid D oor H inge M echanism Square Spring Stop Locating N otch Saa W asher 2 Solid D oor H inge Bracket Bottom H inge Screw Figure 17 Door Gasket Replacement The door gaskets simply clip into the door gasket retainer and may be removed for re pair or replacement simply by peeling from gasket retainer starting at the corners N ew gaskets when fitted may be lightly lubricat ed with a clear silicone grease or similar com pound This will lessen the possibility of the gasket rolling Fit gasket by pushing corners in first and then work inwards to position the remaining gasket Should the gasket be out of shape when in place use hot air i e from hair drier to realign YARRA INTEGRAL INTERIOR LIGHTS Side Lights To replace fluoresc
7. W iring improper or loose Improperly wired Check wiring against diagram Check wiring against diagram Low voltage to unit D etermine reason and correct Start capacitor defective on CSIR or CSR motor D etermine reason and replace Run capacitor defecive on PSC motor D etermine reason and replace Relay failing to close D etermine reason and correct replace if necessary Compressor motor has a winding open or shorted Check resistance values Replace compressor if necessary Internal mechanical trouble in compressor Improperly wired Replace compressor Check wiring against diagram Low voltage to unit D etermine reason and correct Relay failing to open dueto welded contacts or relay incorrectly mounted D etermine reason and correct replace if necessary Run capacitor defective on CSR motor D etermine reason and replace Excessively high discharge pressure Clean condenser Check power input watts Possible overcharge insufficient condenser cooling or non condenible gasses Compressor motor has winding open or shorted Check continuity and resistance Replace compressor if faulty Internal mechanical trouble in compressor tight May be lubrication Replace compressor 47 TROUBLE SHOOTING Complaint 4 Compressor starts and runs but short cycles on overload protector relay may ch
8. H our of H F activation power failure 0 to 23 hours 02 Midnight Minute of H F activation power failure 0 to 59 minutes D isabled 0 0 H ACCP alarm delay 0 disabled Parameters continued on next page YARRA INTEGRAL 35 ELECTRONIC CONTROLLER SKOPE YARRA COOLER Sheet 3 of 3 Control Parameters CAREL Power Split Electronic Controller type 2 SETPOINT 2 Cycling 2 C to 5 C e Min Ma Jef PAF PARAMETER Defrost event 1 DAY see table 1 below for day code Defrost event 1 HOUR Defrost event 1 MINUTE D efrost event 2 DAY seetable 1 below for day code D efrost event 2 HOUR D efrost event 2 MINUTE D efrost event 3 DAY seetable 1 below for day code Defrost event 3 HOUR D efrost event 3 MINUTE D efrost event 4 DAY seetable 1 below for day code D efrost event 4 HOUR D efrost event 4 MINUTE D efrost event 5 DAY seetable 1 below for day code D efrost event 5 HOUR D efrost event 5 MINUTE D efrost event 6 DAY seetable 1 below for day code D efrost event 6 HOUR D efrost event 6 MINUTE SKOPE Settings settings for optional D efrost WARNING 1 Every day T1 7 am 1 2 Every day 2 2 2 Every day 3 8 pm Every day lam Zu T4 T5 T5 O joo0oojoojooj oi ojojo loo o o oio sls
9. Cabinet Front Lighted Centre Pillar Assembly 29 Centre Pillar Left Side Fluorescent Light Assembly 30 Centre Pillar Right Side Fluorescent Light Assembly 31 Centre Pillar Cover Assembly 32 Centre Pillar Cover Facia Primary H eater W ire 33 Centre Pillar Cover Facia Booster H eater W ire 34 Yarra Refrigeration Cabinet Rear Assembly option 35 Cabinet Rear W iring Cover Assembly 36 Cabinet Rear Door Entrance 2 37 Rear Door Entrance Perimeter Cabinet Facia Primary H eater W ire 2 38 Rear D oor Entrance Perimeter Cabinet Facia Booster H eater W ire 2 39 Yarra Refrigeration U nit see wiring diagram inside unit control box lid 2 40 Refrigeration Unit Power Supply Flex 2 41 WhiteEnsto Power Supply Socket on unit control box 4 42 Blue Ensto 3 Pole Socket on freezer unit control box only N ot on cooler 4 43 Lighted Sign Box option 44 3 PoleFused Terminal Block with 3A Fuse plus Spare Fuse YARRA INTEGRAL 59 SPARES CABINET ASSEM BLY Part Description CABINET Control Panel Assembly lt gt 1100 797 1200 797 H inge Blank R H V5301 390A V5301 390A Top H inge Assembly L H n a C1200 389 Top H inge Assembly L H V5301 389 V5301 389 Top H inge Blanking Bracket n a C1200 390A D oor Adjuster Assembly A1100 A 42 49 1 A1100 A 42 49 2 D oor Bottom H inge Shim V5000 115B V5000 115B
10. key Is pressed for 60 seconds the electronic controller will return to normal operation mode and no changes will be effected YARRA INTEGRAL To read HACCP alarm activation At HACCP alarm activation the operater should determine whether there is spoilt product and how to deal with this Thetime of the alarm event should be read and the HACCP alarm reset 1 Enter configuration parameters see rele vant SK OPE Control Parameters pp 17 22 2 PressUP or DOWN keys until relevant HACCP time parameters are displayed Press SET key to display ALARM day range 1 7 Monday Sunday hour 24 hour clock and minute 3 Toreset ALARM change parameter to to 0 Exit modifying parameters by holding SET key down for at least 5 seconds 4 It isthen necessary to re enable as above 33 ELECTRONIC CONTROLLER SKOPE YARRA COOLER Control Parameters Sheet 1 of 3 CAREL Power Split Electronic Controller type 2 SETPOINT 22 ng 2 C to 5 C SKOPE Settings PS 22 Password PROBE PARAM ETERS Probe reading stability 12 quick 152 slow N ot used Must be 0 Virtual probe diff between regulation and product probe Display probe Display of display probe Ambient probe Temp display normal 12 Amb probe Service 2 Evap coil probe Units of temperature measurement Yes Decimal point display N ot used Must be 0 Calibration probe 3
11. please specify colour white black etc finish anodised or paint ed and sign panel artwork if applicable 60 YARRA INTEGRAL SPARES CABINET ASSEM BLY e GLASS DOOR Glass D oor Assembly R H Y 2100 740R Glass D oor A ssembly L H Y 2100 740L Glass D oor G asket 9653 Door Adjuster Assembly A1100 A 42 49 Torsion Bar REF0092 Capstan TUR 635 Bush PLM 5075 2 SOLID DOOR Solid Door Assembly R H Y 6500 D 40 Solid Door Assembly L H Y 6500 D 41 Solid D oor G asket 4888 Plastic H andle PLM 7823BK H inge Mechanism HIN 5780 Top Mount Bush C1300 D 56 INTERIOR LIGHTS Side Light Assembly R H Y 1100 670R 32 Y 1100 670R 32 Side Light Assembly L H Y 1100 670L 32 Y 1100 670L 32 Centre Pillar Light Assembly n a Y 1200 L46 Centre Pillar Channel Assemly R H n a Y 1200 L50R Centre Pillar Channel Assemly L H n a Y 1200 L50L Light D iffuser Y 1100 E71 Y 1100 E71 58 W att Fluorescent Tube 5ft L58W 21 840 4000K Coolwhite ELL6267 L58W 11 860 6000K Daylight ELL9390 Starter ELZ2840 ELZ2840 Lamp H older ELZ6270 ELZ6270 Starter H older YARRA INTEGRAL ELZ6271 ELZ6271 61 SPARES OPTIONAL PARTS Part Description LIGHTED SIGN BOX Sign
12. up to the unit airflow see V entilation The top of the fan guard assembly has four punched tabs for each fan If this feature is required cut the tab retainer and fold the four tabs up 90 The SK OPE supplied flexi duct 1m long can then be fitted over the four tabs and cable tied in place The other end of the flexi duct should then be attached to the building ventilation via a 250mm spigot not supplied NOTE Each Y arra freezer unit has two condenser fans therefore two flexi ducts are supplied Figure 4 Ducted Ventilation System YARRA INTEGRAL INSTALLATION Total Use of Outside Ambient Air W ith this method the area of the refrigera tion unit s is effectively ventilated by the outdoor air The rate at which it is drawn in should be equal to the rate of condenser ex traction see fig 5 below Thisis achieved by thermostatically control led extraction fan s to be mounted in an area abovethe refrigeration unit s f thetemper ature within this area reaches above 25 C the extraction fan turns on and extracts the warm condenser discharge air outdoors An air balance vent or additional fan is re quired behind the cabinets to allow fresh air makeup from outdoors W ith this method a minimal depth clearance of 120mm 15 quired in front of the cabinet fascia filter This method has the benefit of not loading the shop a c system Air Extraction System eee Lo mon om
13. 23 hours 0 Midnight Minute of H A activation temp alarm 0 to 59 minutes Day of HF activation power failure 1 to 7 days 1 Monday etc H our of H F activation power failure 0 to 23 hours 02 Midnight Minute of H F activation power failure 0 to 59 minutes D isabled 0 0 H ACCP alarm delay 0 disabled Parameters continued on next page 36 YARRA INTEGRAL ELECTRONIC CONTROLLER SKOPE YARRA FREEZER Sheet 3 of 3 Control Parameters CAREL Power Split Electronic Controller type 2 SETPOINT 21 Cycling 21 C to 18 C r ON ATr OI VU a N Cy ATO aorrnct LJ i kas IG Defrost event 1 DAY see table 1 below for day code Defrost event 1 HOUR Defrost event 1 MINUTE D efrost event 2 DAY seetable 1 below for day code D efrost event 2 HOUR D efrost event 2 MINUTE D efrost event 3 DAY seetable 1 below for day code Defrost event 3 HOUR D efrost event 3 MINUTE D efrost event 4 DAY seetable 1 below for day code D efrost event 4 HOUR D efrost event 4 MINUTE D efrost event 5 DAY seetable 1 below for day code D efrost event 5 HOUR D efrost event 5 MINUTE D efrost event 6 DAY seetable 1 below for day code D efrost event 6 HOUR D efrost event 6 MINUTE 1 Every day T1 7 am 1 2 Every day 2 2
14. Assembly packed Y 1100 S01 Y 1200 S01 Curved Sign Panel Clear PLY 0118 PLY 0116 Curved Sign Panel Opal PLY 0120 PLY 0117 58 W att Fluorescent T ube 5ft n a ELL6267 58 65 W att Ballast n a ELZ8103 Starter ELZ2840 ELZ2840 20 W att Ballast ELZ1039 n a 18 W att Fluorescent Tube ELL5065 n a 3 Amp Ceramic Fuse ELZ6467 ELZ6467 Fused Connector Block ELZ6461 ELZ6461 Fuse H older ELZ6462N ELZ6462N gt Pelmet H inged Front Panel Y 1100 R 71 Y 1200 R 71 Slotted H inged Front Panel Y 1100 R 72 Y 1200 R 72 Pelmet Support Frame Y 1100 R85 AIR FILTER Transition Assembly Slotted Pelmet Y 1100 P01 Y 1200 P01 Transition Assembly Egg Crate Y 1100 P21 Y 1200 P21 Egg Crate Y 1100 R83 Y 1200 R83 Rubber Gasket 3 5m per unit RU E0081 Adhesive T ape 3M 3 5m per unit ADT0110 Filter FIL9767 Filter H andle Y 1100 P 11 Filter Spring Clip 2 per unit SX X 9326 SHELVING Shelf Frame Y 1100 162 99 A1301 163 99 Shelf D ivider Spares available on request Acrylic Front Spares available on request Speedfeed M atts Spares available on request 62 YARRA INTEGRAL SPARES REFRIGERATION UNIT COOLER Part Descript COOLER UNIT Refrigeration U nit Assembly Y C1120R 128Z72 YARRA INTEGRAL U nit Jun
15. INTEGRAL 7 INTRODUCTION gt TheTWO DOOR 1700 litre Y ARRA that incorporates TW YARRA Cyclone systems is designed to eliminate or dramati cally reduce service contract costs If two YARRA Cyclone systems fitted to a two door SK OPE Y ARRA 1700 areplugged or connected into two separate electrical circuits minimal or zero service contract cost is achievable with one YARRA Cyclone capableof maintaining cold product until the faulty Cyclone is exchanged TheSK OPE YARRA isalso availablein more traditional remote evaporator configuration The evaporator controls and customer speci fied TX valves are factory fitted at SK OPE with thetop mounted remote evaporator box one per door fitting on theY ARRA occupy ing the same position and fittings asthe integral Y ARRA Cyclone option A SK OPE Y ARRA remote evaporator system fitted to a traditional remote condenser system will require a service contract type of servicing traditionally found in traditional cool room installations Anticipating the need for rear door product loading gravity feed shelf systems a SK OPE Standard SK 650 Series Solid door isfitted to the back of the Y ARRA one per front glass door The integral Y ARRA modules draw their condenser cooling air from the front of the machine through a discreet horizontal Y ARRA grille Behind this grille sits a filter that is easy to remove for cleaning T hefilter prevents dust from blocking the full fro
16. OPE Carel M aster Plant via a modem operated by a single PC The SK OPE aster Plant is ableto communicate with up to 800 individual SK OPE Y ARRA CydonesQ for refrigeration temperature logging system fault alarm conditionsand or remotetemper ature adjustments A service Agent can be automatically advised by the internet email or fax in any country that afault in an individ ually identified coded SK OPE Y ARRA Cyclone amp has occurred and a service call is required Freezer controller includes real timeclock to defrost at off peak electricity timesfor lowest running costs In addition by planning defrosts of several modular YARRA Cyclone systems peak electricity demand can be correctly managed All YARRA Cyclone systems can be plugged in to an optional Carel interface board to mange the installation Another terminal box is clipped on the side of the YARRA Cyclone containing door heating and lighting terminations which are kept separate from the Y ARRA refrigeration Cyclone amp system W hen exchanging the SK OPE Y ARRA Chiller Cyclone to afreez er by plugging in a SK OPE Y ARRA Freez a manual electric switch changes the door heating requirements to a freezer specification AII SK O PE Y ARRA modulesaredelivered on height adjustable front locking castors for easy delivery and installation W hen multiple Y ARRA cabinets are lined up they can be bolted together to form o
17. c T j i Figure 12 Solid Pelmet Removal H inge Spacer Pelmet Support frame Filter Transition D uct Assembly Lighted Sigin Box Egg crate Panels Figure 11 Optional Lighted Sign Box Installation YARRA INTEGRAL Optional Side Panel Installation O ptional left and right hand side panels are available to close off the unit opening The panels are generally fitted to each of the end cabinets in a row or when required to hide the unit from view see fig 13 below 1 Loosen the rear screw on top of cabinet side and fasten the side panel to the front of the pelmet support frame with three screws 2 Fasten to the bottom of the pelmet sup port frame with two screws 3 Fasten to the top of the cabinet with two screws 4 Screw bracing bracket onto the back of sign side and locate onto back of unit evaporator box as shown below A Figure 13 O ptional Side Panel AIR FILTER The filter housing assembly comes as sepa rate assembly T his needs to be screwed on to the unit in front of the condenser coil The filter handle hastwo positions for two differ ent filter location options The option using the solid pelmet has the filter handle sitting high The slotted pelmet option has the fil ter handle sitting lower Theair filter is removed by pulling for ward then down see fig 14 below Thefilter should be cleaned every two weeks or when necessary Figur
18. cabinet There is no high side access T ypical stabilised suction pressures should be between 10psig and 20psig To confirm refrigerant charge perform a frost back check Frost Back Check Cooler only Electrically disconnect the evaporator fan ensure this is done in a safe manner at the control box and remove the evaporator box lid then run the refrigeration unit for 8 mins After this time the entire evaporator coil and suction line must be frozen over the suction line up to the compressor suction stub must be iced The compressor body should have no ice on it T he easiest method to view the suction line at the compressor is to shine a torch through the condenser fan blade Freezer Unit The Freezer unit isa RA04A expansion valve system with no receiver Refrigerant charge volume is critical A low side schraeder valve is located at the front left of the unit as viewed from front of cabinet There is no high side access T ypical stabilised suction pressures should be between 10psig and 20psig To confirm refrigerant charge check sight glass in stable operation The sight glass should show dry and full liquid the sight glass is located behind the unit front middle plastic plug ensure the plug is refitted after viewing sightglass YARRA INTEGRAL SERVICE INSTRUCTIONS gt FREEZER SERVICE CHECK INFORMATION Check setpoint by pressing SET key SK OPE setting 21 Check the airflow is no
19. care must be taken to ensure cor rect lifting techniques are used Each person lifts one of the two unit handles one on each side of unit Procedure First place the unit on a stable work plat form This must be safe and capable of sup porting the weight of the installation personnel and the refrigeration unit The platform must be level and secured in posi tion Check the integrity of the unit seal around the perimeter of the evaporator box it must be a complete airtight seal From the work platform the refrigeration unit is then carefully lifted into place ensure points a and b are followed see p 17 YARRA INTEGRAL INSTALLATION e Mechanical Lifting of the Refrigeration Unit Requirements Mechanical lifting device note weight of unit and step ladder note height of cabi net The unit is required to be lifted by two hooks through its two 26mm lifting holes see fig 6 below To access the lifting holes it 15 necessary to remove the plastic hole plugs these MUST be replaced after lifting as they ensure correct unit airflow The unit is heavy and to prevent injury close attention must be taken to ensure the hooks are se curely fitted in place Check the integrity of the unit seal around the perimeter of the evaporator box it must be a complete air tight seal Remove the protective paper from the inseal gasket Procedure Lift the refrigeration unit on top of the cabi net in a car
20. is a serious event The ventilation to the refrigera tion system is not adequate Possible cause is blocked air filter ventilation fail ure or refrigeration mechanical fault see Trouble Shooting pp 46 49 The1td and 1A alarm will also turn off power to the cabinet lighting and the cabinet fascia anti sweat wires This will assist keeping cabinet stock cool for the maximum period of time The cause of the alarm should be investigated see Trouble Shooting pp 46 49 The Yarra cooler and freezer operate in different ways during the high pressure alarm Yarra FREEZER 1d alarm The alarm is locked on by a latching relay and the compressor will continue to operate for strictly limited intervals to keep product frozen for as long as possible Once the cause of the fault has been eliminated the alarm can only be overridden by unplugging then re plugging the refrigeration unit to the power supply Yarra COOLER 1A alarm The alarm is locked on by a manual reset High pressure Switch This permanently shuts off the entire refrigeration system Once the cause of the fault has been elimi nated the Alarm can only be reset by press ing the RED Pressure Switch button on the side of the refrigeration unit located approx centre of left hand side as viewed from the front of the cabinet dA flashing FREEZER only Indicates cabinet door has remained open in excess of 30 minutes Therefriger
21. the oper ational parameters could cause Y arra failure and loss of stored product At commissioning of machine the electronic controllers time clock should be checked to confirm it is set to the correct time During Y arra manufacture the real time clock is set in the SK OPE factory to current N ew Zea land time In the summer months this would be to daylight saving time The electronic controller features a battery back up for maintaining time when the Y arra is un plugged Confirmation of the real time clock settings is done by pressing a combination of the three controller display buttons keys As an example if it was Thursday 2 47pm when programming the electronic controller real time clock do the following t 1 Enter configuration parameters see in structions this page Refer to relevant SK OPE Control Parameters pp 33 38 2 Pressthe DOW N key once to display td actual DAY parameter Press SET key to display associated value for td 3 Press UP DOWN keys to set DAY value for td range 1 7 Monday Sun day ASExampletd would be programmed to 4 4 Thursday Press SET key to dis play parameter td 31 ELECTRONIC CONTROLLER gt 4 Pres DOWN key once to display th pa rameter actual HOUR as 24 hour clock Press SET key to display associated value for th 5 PressUP and DOWN keysto set HOUR value for th As Example th would be pro grammed to 14 14 14 00 hours being
22. to comply with the checking and recording phases required by the HACCP standards on correct food stor age The Y arra electronic controller is H ACCP compliant due to its ability to record alarm situations due to the exceeding of the maxi mum temperature thresholds for significant periods which may derive from operating anomalies either with the Y arra refrigeration system or due to power failures AsSK OPE standard the H ACCP function is deactivated so the electronic controller will operate as follows All standard system and temperature alarms are active W hen an alarm event occurs the associated unit with the fault will turn off cabinet lighting and trim heaters the electronic controller indi cates alarm status with an audible and visual alarm fthealarm status ends eg the refrigera tion system recovers to normal temper ature the alarm status is overidden and any record of the alarm event Is lost HACCP Alarm If theH ACCP function is activated see be low it will maintain alarm status with the day and time of the alarm event retrievable from the electronic controller memory In addition to the normal alarms as above the HACCP function adds the following fea tures HA HACCP alarm signal is activated if the cabinet temperature is warmer than the programmed high temperature alarm see relevant Program sheet parameter AH for an extended period of time see relevant Program sheet parameter Ad
23. 2 Control Panel Assembly 13 Cabinet Power Supply N eon Indicator Light 14 2 W ay Insulated Connector 4 15 Fluorescent Lighting Switch ON OFF 16 Door Activated Refrigeration U nit Fans Control Switch 2 17 3 W ay Insulated Connector 2 18 Refrigeration U nit Fans Power OFF W arning Neon Indicator Light 2 19 Cabinet Facia Door Entrance Perimeter H eater W ire 20 Heated Front Door Assembly 21 Front Door Glass H eated Film 22 Front Door Frame H eater W ire 23 Left Cabinet Fluorescent Side Light Assembly 24 Lamp and Starter H older with Starter 3 25 Lamp Holder 3 26 58 Watt Fluorescent Lighting Tube 2 27 Right Cabinet Fluorescent Side Light Assembly 28 Yarra Refrigeration Cabinet Rear Assembly option 29 Cabinet Rear W iring Cover Assembly 30 Cabinet Rear Door Entrance 31 Rear Door Entrance Perimeter Cabinet Facia Primary eater W ire 32 Rear Door Entrance Perimeter Cabinet Facia Booster H eater W ire 33 Yarra Refrigeration Unit see wiring diagram inside unit control box lid 34 Refrigeration U nit Power Supply Flex 35 White Ensto Power Supply Socket on unit control box 2 36 Blue Ensto 3 Pole Socket on freezer unit control box only N ot on cooler 2 37 Lighted Sign Box option 38 3 PoleFused Terminal Block with 3A Fuse plus Spare Fuse 39 18 Watt Fluorescent Lighting Tube YARRA INTEGRAL WIRING DIAGRAMS TWO DOOR CABINET YARRA 1700
24. Air Exhaust LE O ptional 8 2 Sign 2 2 o E E E LC 5 N N 10mm p O 695mm 70 ri Figure 3 Utilising Air Conditioning YARRA INTEGRAL INSTALLATION In outdoor ambient BELOW 20 C a c temperature The warm condenser discharge air becomes H eat Recovery i e it assists in heating the shop premises Therefore in cool weather the shop heat energy requirements will be re duced by the amount of Y arra heat load The benefit from heat reclaim will vary this would need to be calculated by an air condi tioning design engineer on a per site basis taking into account many factors such as lo cal dimate and total shop heat load i e oth er heat generating equipment within the shop insulation and air changes from shop door openings Increased refrigeration performance and reli ability As shown in the COP figures above the refrigeration system has more duty therefore refrigeration recovery from door openings and new product loading will be faster W ith the refrigeration system running at an optimum a c temperature the components compressor fans controls etc will not be stressed ensuring long reliable operation of the system Ducted Ventilation System TheY arra units are designed so that the con denser discharge air can easily be ducted away see figure 4 below For this feature it is a requirement that the air extraction rate of the building ventilation system matches
25. C H igh Pressure Switch ELS 058 Chest H andle HAN 0000 Drier Production DRY 6110 Drier Service DRY 6110 Sump Element ELE8850 D efrost Element ELE8851 Drain Element YC2100 E85 Condenser Fan Blade FAN 4100 Evaporator Fan Assembly Y C2100 484Z Condenser Fan M otor left hand Y C1100 404B Condenser Fan M otor right hand Y C2100 404B Evaporator Fan Capacitor Y C2100 X 27 R F I Suppression Capacitor ELC8068 Unit W iring Diagram Label Type 1 Controller LAB0053 Unit Wiring Diagram Label Type 2 Controller FREEZER CONTROLLER Type Model No Electronic Controller D isplay IR32POLBRO LAB0055 SKOPE P No ELZ7641 Controller Relay Module S90RD PW 400 ELZ9308 Probe x 2 NTCO15W P00 ELZ7644 Controller Connector Cable S90CONN 001 PST00300 Electronic Controller D isplay ELZ7643 ELZ0017 PSB0001000 Controller Power Board ELZ0018 PSTCON 0300 Controller Connector Cable ELZ0019 NTCOISW Probe x 2 64 ELZ7644 YARRA INTEGRAL
26. E sus d oa dbi d ere 56 TWD E d ws Na ined d Ope ao 58 SPARES CE ASEME eee C bc ed ake ede 60 ODEON GIP GIES Ne 62 COOLER Refrigeration U DIE ausos ent a eag DRE TSR 63 FREEZER Rerrigeratlon DU hib su ocv dae ew oe ese EG XU RW X ON TATRA 64 INTRODUCTION SKOPE YARRA The SK OPE YARRA Range of glass door refrigerated merchandisers has two modular body sizes and has been designed to meet the needs of modern convenience stores where the door size needs to match supermarket glass door dimensions The YARRA allows for product display facingsto be replicated in convenience store situations to meet corpo rate or franchise market demands TheSK OPE Y ARRA concept allowsa rapid cost effective way to upgrade existing convenience stores to mini supermarket or better standard using integral or remote SK OPE refrigeration systems The plug in YARRA integral design on adjustable swivel castors allows for the Y ARRA asset to beindividually financed if required because the SK OPE Y ARRA modular movable plug in design gives a security which can be financed compared to in some markets a fixed wall structure Cool Room of similar dimension TheYARRA in ON E DOOR modular configuration gives 825 litre gross capacity whiletheTW O DOOR configuration fig 1 provides 1765 litre gross capacity The cabinets are manufactured in one piece with thin wall polyu
27. P dad wea 16 PM 20 SIGN gt OX EE EE DER ia 23 APNO EEE NE EE 24 SNOP p 4 Detal Seiren IA AAA ET 25 COMMISSION Of Ce ac e ECT hens RP dan eon 26 OPERATION Sal ery MMO ia QUTD 27 Oper atlOnvol M aa C RENI aae aa 27 Loading Os i EEE cde Bae ag Lb eai 26 TSN 28 ELECTRONIC CONTROLLER Microprocessor DISDIGV EE eae dece rca oa Caes qoe dc e mande 29 METTE INA aduana EEO ORE de ER p a caa 30 Configuration Parameters 31 PT 32 COOLER EMP NEAS ro VOR CR ee 34 FREEZER Control Parameters iia 37 SERVICE INSTRUCTIONS System Service N 40 Freezer Service Check 1 41 tees a baa ga RES Vir RE EHI PREMO P eqs 41 ECHO GIVES ve 43 pugna LIGAEN SION acted d bee Tee 44 OG 1 a 44 MAME aea aed dede dede o COR dac p dero das 45 Pressure Temperature 46 EN 47 TABLE OF CONTENTS WIRING DIAGRAMS COOLER Rerrigeratior UNI s a cur x ea CENE Ed NGT ee 52 FREEZER ENN des easi acd ete pb eor todo NG BARE eens acce a Se orn 54 MED LAN
28. PLUS tr total delay time N ote to be YARRA INTEGRAL ELECTRONIC CONTROLLER gt active tr must be at a value of one or greater AS an example for the Yarra Freezer alarm HA will activate once the freezer has been warmer than 11 C for 70minutes assuming Ad 60 and tr 10 HF HACCP alarm signal is activated if the cabinet has a power failure of over one minute duration combined with at power resumption temperature warmer than the programmed high temperature alarm as per relevant Program Sheet parameter AH To enable HACCP Ensure the Real Time clock Is correct 1 Enter Configuration Parameters see rele vant SKOPE Control Parameters pp 33 38 2 Press UP or DOWN Keys until tr param eter is displayed H ACCP time delay N ote this value of time is a further time extension on normal alarm delay time where ad 60 Press SET key to display associated minute time value for tr 0 HACCP disa bled 3 Press UP or DOWN Keys for desired ad ditional delay time 0 lt required for HACCP activation Press SET key to re display tr parameter 4 Press UP or DOWN Keys until to pa rameter is disolayed H ACCP enable param eter Press SET key to display to parameter value 5 PressUP or DOWN keysto display 1 1 HACCP enabled 0 HACCP disa bled To exit modifying parameters press and Set values by holding SET key down for at least 5 seconds NOTE If during the above programming mode no
29. POE oil handling proce dures must be used R404A isa blend refrig erant therefore special handling procedures must be used to prevent refrigerant fraction ation Dedicated HFC Equipment Required HFC Refrigerant Gauges HFC Vacuum Pump HFC Compatible D riers HFC Leak Detector R404A and R134a Pressure T empera ture Chart See p 45 D uring a service procedure the compressor must not beopen to the atmospherefor a pe riod totalling more than 15 minutes For a service period exceeding this time Dry N i trogen should be slowly passed through the compressor or for extensive times the com pressor should be isolated and its pipework brazed closed TheH FC dryer must bereplaced during eve ry refrigeration service procedure TheY arra Cooler and Freezer Unit utilise an enclosed refrigeration system which when operational is pressurised It is important that the unit only operates with all panels in place and all plastic plugs fitted so that all airflow correctly passes through the con denser and over the compressor Unit Electrical Box The control box is optionally located on the front or rear of the refrigeration unit This contains the Controller printed circuit board and associated components Ensure power is off before any service work 40 Cooler Unit The Cooler unit isa R134a capillary fed sys tem A low side schraeder valve is located at the front left of the unit as viewed from front of
30. S a Gasket Replacement The door gaskets simply clip into the door gasket retainer and may be removed for re pair or replacement simply by peeling away from gasket retainer starting at the corners N ew gaskets when fitted may be lightly lu bricated with a clear silicone grease or similar compound This will lessen the possibility of the gasket rolling Should the gasket be out of shape when in place use hot air i e from hair drier to realign Door Tension Adjustment IMPORTANT Doors should only be ten sioned enough that they self close with the door gasket forming an air tight seal O ver tensioning could result in deformation of the internal torsion bar 1 Turn capstan with steel rod 3mm to remove tension on the split pin 2 Using another steel rod turn the capstan in the direction that the door closes to in crease the tension 3 Replace split pin when the required ten sion adjustment has been made In the event the door tension can no longer be adjusted thetorsion bar may need replac ing see Torsion Bar Replacement below Torsion Bar Replacement 1 Remove door from cabinet see D oor Re moval p 40 Lay door down on a flat surface with the gasket facing up 2 Peel door gasket away from the hinge side of the door frame Start at each corner and peel gasket off the gasket retainer working towards the centre of the frame 3 Remove the section of gasket retainer from hi
31. SKOPE Refrigeration SKOPE YARRA YA850 amp YA1700 INTEGRAL Glass Door Refrigerated M erchandiser Installation and Service Manual September 2002 Edition Rev 1 2 MAN9837 CONTACT ADDRESSES Designed amp Manufactured by NEW ZEALAND SK OPE INDUSTRIES LIMITED PO Box 1091 Christchurch N ew Zealand Freephone 0800 947 5673 Fax 03 983 3896 E mail enquiry skope co nz AUSTRALIA SK OPE AUSTRALIA PTY LTD A C N 000 384 270 PO Box 6493 W etherill Park NSW 2164 Australia Freephone 1800 121 535 Fax 1800 121 533 E mail enquiry skope co nz www skope co nz a SKOPE Published by SK OPE Industries Limited Christchurch N ew Zealand Copyright 2002 by SK OPE Industries Limited All rights reserved MAN 9837 August 2002 Edition Revision 1 1 September 2002 Edition Revision 1 2 SKOPE SK OPE and CY CLON E are registered trademarks of SK OPE Industries Limited SK OPE Industries Limited is accredited to the International Q uality Assurance System ISO 9002 TABLE OF CONTENTS INTRODUCTION SCOPE YARRA Cav eee eed rA SC ECC e NG 7 SPECIFICATIONS Cabinet and Refrigeration 10 Standard SDeCITICaEIOfIS rad da 11 INSTALLATION REPETI 12 UES anaa cet AA ur dU UPS
32. U P key Light indicates CO M PRESSOR is running Flashing indicates manual request of Continuous Cycle is delayed by the compressor timed routine IN CREASES Set Point values Enables compressor CONTINUOUS CY CLE when pressed for more than 5 seconds DOWN key Light indicates DEFROSTING DECREASES Set Point values Activates a manual DEFROST CY CLE when pressed for more than 5 seconds SET Key A Light indicates an ALARM Press to mute audible alarm E routine DISPLAY Sthe Set Point value Flashing indicates the corresponding function is delayed by timed During normal working conditions the display shows the value measured by the ambient probe or by the second probe parameter 4 If the alarm is activated the relative code is dis played YARRA INTEGRAL 29 ELECTRONIC CONTROLLER gt ALARMS AND SIGNALS The CAREL Electronic Controller will indi cate and sound an audible alarm during fault conditions The audible alarm can be turned off by pressing its mute button The alarm code will be flashed every few seconds with cabinet temperature Alarm Codes A flashing LED indicates a time delay on the indicated function ld or flashing Refrigeration Unit over pressure alarm and over temperature The refrigera tion unit has tripped on its high Pressure Switch Note This alarm is non reset ting The activation of this alarm
33. Ulm 1 gt hi DARE AA YARRA INTEGRAL WIRING DIAGRAMS TWO DOOR CABINET YARRA 1700 Y arra Refrigeration Cabinet W iring J unction Box Assembly 2 1 2 Cabinet W iring Junction Box Power Supply Flex 2 3 Single Pole Fused Connector Block with spare fuse 2 4 4 PoleTerminal Block 4 5 7 Pole Terminal Block 2 6 3 Pole Connector Block 2 7 58 65 W att Fluorescent Lighting Ballast 5 8 Refrigeration Cabinet H eating Switch LOW H IGH 2 9 1 Pole Terminal Block 2 10 Yarra Refrigeration Cabinet Front Assembly 11 Inline Insulator 14 12 Control Panel Assembly 13 Cabinet Power Supply N eon Indicator Light 2 14 2 W ay Insulated Connector 10 15 Fluorescent Lighting Switch ON OFF 2 16 Door Activated Refrigeration Unit Fans Control Switch 4 17 3 W ay Insulated Connector 5 18 Refrigeration Unit Fans Power OFF Warning Neon Indicator Light 4 19 Cabinet Facia Door Entrance Perimeter H eater W ire 20 Heated Front Door Assembly 2 21 Front Door Glass H eated Film 2 22 Front Door Frame H eater W ire 2 23 Left Cabinet Fluorescent Side Light Assembly 24 Lamp and Starter H older with Starter 5 25 Lamp Holder 5 26 58 Watt Fluorescent Lighting Tube 5 27 Right Cabinet Fluorescent Side Light Assembly 28
34. ached to the front of the Y ARRA allowing for servicing from the front if required The rear loading Y ARRA systemscan beserviced from behind TheSK OPE Y ARRA can havean O ptional illuminated sign fitted in place of corporate pelmet TheYARRA Cyclone refrigeration system iscomplete with all its controls protected in a termination box This connects with an electrical wiring loom to allow the terminal box to be attached to the front side and back of the Y ARRA Cyclone system providing front or rear electrical fault diagnostic servic ing if the service agent does not wish to exchange service the YARRA Cyclone The termination box also contains the electronic temperature controller and read out soit can beadjusted by authorised person nel YARRA INTEGRAL INTRODUCTION gt The control box is pre wired as Standard to accept the supplied new generation technol ogy SK OPE Carel plug in electronic controllers to manage each YARRA module for lowest cost highest performance running set for the products on display Standard features include HACCP directives compli ance capabilities and total system remote monitoring To enable remote monitoring each conven lence store site is fitted with an O ptional SK OPE Carel Plant W atch one per store This monitors up to 32 SK OPE Y ARRA Cyclones amp one per door in each store via a modem The SK OPE Y ARRA Cyclones can communicate to a remote SK
35. ad 16 Compressor KIRBY AK L26ZS 17 Compressor Relay Box 18 3 W ay Connector 19 Start Relay 20 Run Capacitor silver body 21 Start Capacitor black body 22 Drain Tube Element 23 Condenser Fan R H cycles with compressor 23a Condenser Fan L H continuous running 24 High Pressure Switch 25 Control Box Assembly 26 Fan Capacitor 27 Power Board ELZ0018 PSB0001000 27a Alarm Relay 27b Fan Relay 27c Defrost Relay 27d Compressor Relay 28 Fan Door Control Relay 29 High Pressure Latching Relay 30 ENSTO Connector blue x 2 31 ENSTO Connector white x 2 32 CAREL Processor 2 ELZ0017 PST 00SR300 YARRA INTEGRAL 55 UN t or UO t UO z or ONE DOOR CABINET YARRA 850 39 oS 2 SS Le r YARRA INTEGRAL 56 WIRING DIAGRAMS ONE DOOR CABINET YARRA 850 Y arra Refrigeration Cabinet W iring J unction Box Assembly 1 2 Cabinet W iring Junction Box Power Supply Flex 3 Single Pole Fused Connector Block with spare fuse 4 4 PoleTerminal Block 2 5 7 Pole Terminal Block 6 3 Pole Connector Block 7 58 65 W att Fluorescent Lighting Ballast 3 8 Refrigeration Cabinet H eating Switch LOW HIGH 9 1 Pole Terminal Block 10 Yarra Refrigeration Cabinet Front Assembly 11 Inlinelnsulator 8 1
36. ation evaporator fan has been off for 30 minutes and at alarm activa tion the compressor shuts off The cabinet door must be closed check sealing if applicable check rear doors El flashing Indicates faulty evaporator probe The probe cable is interupted or short circuited e Faulty sensor remove probe and verify resistance NTC 25 C 10K Ohms EO flashing Indicates a faulty ambient probe The probe cable is interupted or short circuited Faulty sensor remove probe and verify resistance NTC 25 C 10K Ohms LO flashing ndicates low temperature alarm The alarm is overridden when tempera ture returns to normal HI flashing ndicates high temperature alarm The cabinet has been warmer than alarm temperature for over 60 minutes The alarm is overridden when the tem perature returns to normal YARRA INTEGRAL ELECTRONIC CONTROLLER gt Ed flashing e Defrost has terminated on maximum defrost time function dP Confirm dt dP and d4 parameters are to SKOPE specification Possible causes of Ed alarm e High cabinet usage high humidity causing excessive ice build up Defrost failure Freezer only one or more of the defrost elements have failed check element connections and cables Check element resistance e Faulty defrost probe When this has occurred El and Ed flashes If a faulty defrost probe occurs t
37. atter on RSIR CSIR and CSR motors 5 Unit runsOK but short cycles 6 Unit operates long or continuously Unsatisfactory cabinet temperature 48 Additional current passing through overload protector Check wiring diagram Check for added fan motors etc connected to wrong side of protector Low voltage to unit D etermine reason and correct Overload protector defective Check current replace protector Run capacitor defective on CSR motor Determine reason and replace Excessive discharge pressure Clean condenser check ventilation check for restrictions in refrigeration system Suction pressure too high Check for possibility of misapplication Compressor too hot insufficient suction gas cooling Check refrigerant charge fix leak add if necessary Check return vapour temperature and suction superheat Compressor motor has a winding shorted Overload protector Replace compressor See 4 above Thermostat requires adjustment or incorrectly positioned Adjust or relocate thermostat Incorrect refrigerant charge Short of refrigerant Overcharge of refrigerant Thermostat not cooling correctly Adjust refrigerant charge Fix leak add charge Remove refrigerant to correct charge Adjst thermostat clockwise colder Cooler has excessive load Establish load within limits Evaporator coil ice
38. cabinet at a location closest to the switch it supplies see fig 8 below Figure 8 Door Activated Switch NOTE The Yarra cooler door activated switch is inactive as the blue Ensto is not used The cooler refrigeration units have no blue sockets for the switch to plug into PELMET OPTIONS Summary The front pelmet is designed to be hinged and removed for easy accessto the refriger ation units in the event the units need to be serviced or removed The pelmet swings on welded support frames fixed to each side of the cabinet top The pelmet has two locating positions giv ing two different air intake options plusthe option of a lighted sign box see figures 9 10 amp 11 respectively YARRA INTEGRAL INSTALLATION 7 Tighten pelmet support frames Slotted Pelmet Installation The slotted pelmet option draws air in from the front of the machine through slots in the front panel with a nominal clearance to al low for removal of the air filter see fig 9 1 Screw filter transition assembly to top of cabinet using the brackets attached two per door 2 Attach pelmet support frames to each side of cabinet by fitting two screws to the second set of holes from the back At this stage screw up finger tight only Ensure the hinge spacers on top of sup port frames are facing inwards 3 Remove air filters from transition assembly 4 Remove plastic bungs from inside of transition assembly 5 Sc
39. ction Box Assembly Y C1100 R86 Control Box Assembly Y C1100 E50X 2 Condenser M otor A ssembly Y C1100 501 Suction Line A ssembly Y C1100 378 Compressor DAN FO 55 SC15G CPR7344P Evaporator Coil CLS8839 Condenser Coil CLS8841 Start Capacitor ELC2369NC Relay ELR2367N C H igh Pressure Switch ELS8505 Unit H andle HAN 0000 Drier Production D RY 8783 D rier Service DRY 6110 Condenser Fan Blade FAN4100 Evaporator Fan A ssembly Y C2100 484Z Condenser Fan M otor Y C1100 404B Evaporator Fan Capacitor Y C2100 X 27 Suppression Capacitor B3100 E65 Unit W iring Diagram Label Type 1 Controller LAB0054 Unit Wiring Diagram Label Type 2 Controller LAB0056 COOLER CONTROLLER Type Model No SKOPE P No Electronic Controller Display 1 PJ 32SIP000 ELZ9790 Probe x 2 NTCO15W ELZ7644 Electronic Controller D isplay PST00300 ELZ0017 Controller Power Board PSB0001000 ELZ0018 Controller Connector Cable PSTCON 0300 ELZ0019 Probe x 2 NTCO15W ELZ7644 SPARES REFRIGERATION UNIT FREEZER FREEZER UNIT Refrigeration U nit Assembly Y C2197R 130X 2 Unit Junction Box Assembly Y C2100 R86 Control Box Assembly Y C2100 E50X 2 Condenser Motor Assembly Y C2100 501 Compressor KIRBY AKL26Z5 CPR9027P Evaporator Coil CLS9681 Condenser Coil CLS8841 Compressor O verload ELS9288N C Run Capacitor ELC9283N C Start Capacitor ELC9282N C Relay ELC9281N
40. curved sign panel by pulling out the pan el from the top corners of the sign box see Spares section p 60 for replacement parts Assembling Sign To re assemble the lighted sign box after servicing 1 Ensure the central tie wire connecting the top and bottom of the sign is fitted cor rectly 2 Check that the sign panel end strips are correctly fitted to both ends of the sign pan el 3 Fully insert bottom edge of sign panel into the bottom of the sign bok 4 Horizontally curve the sign panel by pressing on its top edge and manoeuvre one of the corners into the top opening of the sign box 5 Work your way along the top edge of the sign panel pushing the panel into the top opening of the sign box using your thumbs 6 Check that the sign panel end strips are correctly located in the gap in each of the top corners of the sign box 44 CABINET Cabinet Wiring J unction Box The Refrigeration Cabinet W iring J unction Box is the source of power to all primary electrics within the refrigeration cabinet The only exception being the door activated switches and corresponding neons incorpo rated in the cabinet These are supplied di rect from the refrigeration unit The door activated switches blue Ensto plugs are not used for a cooler A Junction Box exists for each separate re frigeration unit and hence front door A one door Y arra has one refrigeration J unc tion Box a two door Y arra has t
41. d D efrost evaporator check refrigeration Restriction in refrigeration system D etermine location and clear restriction Flush with dry nitrogen Replace component if blockage will not clear Dirty condenser Clean condenser Advise client how to regularly clean condenser YARRA INTEGRAL TROUBLE SHOOTING 6 continued U nit operates long or continuously Unsatisfactory cabinet temperature 7 Start capacitor open shorted or blown 8 Relay defective or burned out 9 Suction line frosted 10 Unit noisy 11 Cabinet surfaces excessively hot 12 Cabinet surfaces excessively cool and sweating YARRA INTEGRAL Possible Cause Inadequate air circulation Internal Improve air movement allow airflow around stock External Remove any restrictions to condensing ventilation Compressor not pumping efficiently Replace compressor Filter dirty if applicable Clean or replace Faulty fan motor Relay contacts not opening properly Check rotation Replace if necessary Clean contacts or replace relay if necessary Prolonged operation on start cycle due to a Low voltage to unit a Determine reason and correct b Improper relay b Replace Excessive short cycling D etermine reason for short cycling see 5 above and correct Improper capacitor Incorrect relay D etermine correct size and re
42. dles Five adjustable cantilever wire shelves Electronic controller with digital temperature display temperature and refrigeration alarms HACCP control and logging functional ity real time clock for HACCP and for defrost control COOLER mean operating temperature 4 C in 40 C ambient integral YARRA INTEGRAL FREEZER mean operating temperature 18 C to 23 C in 32 C ambient integral limited to peal loads SK OPE removable integral Cyclone refrigeration system one per door for easy exchange servicing if required Easily removable condenser air filter one per unit located above each door Fan forced ducted airflow gives fast tem perature pull down and maintains even product temperature Condenser air on is front or top entry with controlled vertical exit Swivel front locking amp adjustable castors 115 130mm high 230 240 Volts a c 50H z single phase power supply Current draw of 5 8 Amps per Chiller door module and 7 6 Amps per Freezer door module Onedoor YARRA 850 has two 5ft fluo rescent lights of 58 watts each total of 116 watts Two door YARRA 1700 has four 5ft fluo rescent lights at 58watts each total of 232 watts Six screwed down cabinet stabilizer feet as Standard D oor switches control internal fans and reduce energy use freezer only INSTALLATION VENTILATION Free Standing Installation It isimportant for reliable efficient operation
43. door is opened also the rear door on a rear door cabinet the fan for that door will turn off the fan is immediately de powered but will Tree spin for up to 30 seconds This isindi 26 cated by illumination of the Red indicator light on the cabinet control panel and rear wiring cover on rear door models to indi cate the door is opened and the fan Is OFF 2 Check electronic controller real time clock see p 30 3 Confirm the operation of cabinet lighting Cabinet lighting is controlled by a switch on the cabinet control panel When this is switched ON both vertical lights for that door should operate 4 Confirm the operation of cabinet anti sweat heater wires Check that for a cooler the heating relating to each power supply to the cabinet one supply per front door is switched to LOW and for a freezer each heating supply is switched to HIGH Cab inet H eating Switch is located on bottom of Cabinet W iring J unction Box Additional to the electrics located within the corresponding side of cabinet the left hand Cabinet W iring J unction Box also controls the pillar anti sweat heater wires two door model only whilst the right hand J unction Box controls the cabinet front perimeter heater wires 5 Ensurethe doors self close completely and their gasketsform an airtight seal around the complete door perimeter 6 The Y arra should be left to run for a pe riod of one hour p
44. e 14 Air Filter Removal YARRA INTEGRAL SHOP FITTING DETAILS Opening Width It is recommended that any opening that is to constrain any number of cabinets has clearance to allow for Sight variations in cabinet width accuracy variations in the opening width clearance that will allow un hindered cabinet placement As a general rule Minimum opening width total of cabinet widths number of cabinets x 5mm 30mm Constraints Theheight position and construction of any pelmets bulkheads beams etc should be considered prior to the installation of SK OPE Y arra cabinets Allowance must be made for on site position ing of the cabinets i e physical constraints such as the height and position of the sign as sembly if fitted and top mounted refriger ation units will need to be considered to facilitate installation The construction and fitting of pelmets Bulkheads must allow for servicing access to refrigeration evaporator unit components Provision for clearence above and in front of the SKOPE Cyclone units must be made so that servicing can be achieved Assembly W hen SK OPE Y arra cabinets are to be posi tioned adjacent to each other the following sequence of steps should be taken to ensure correct alignment 1 An initial check should be made to ensure that all adjustable castors or feet are at a common relative position i e castors or feet are generally at the mini
45. e 2 Evap coil probe Units of temperature measurement Yes Decimal point display N ot used Must be 0 Calibration probe 3 D efrost probe Defrost probe designation Y es only defrost probe Existance of Product and D efrost probe Offset 3 C Calibration of Ambient probe Offset Zero OI OD Calibration of Defrost probe 1 Alarm and Fan differential HP alarm activation Digital input One Door open alarm Digital input Two Door alarm delay 30 mins Door open alarm delay time digital input T wo 60 minutes delay Temperature alarm delay H igh temp alarm Setpoint AH AO Setpoint AH Low temp alarm Setpoint AL AO Off Setpoint AL 1 minute delay Compressor start delay at power on 3 minutes Minimum time between compressor starts 3 minutes Minimum compressor OFF time 0 Minimum compressor ON time 45 minute runtime Comp runtime for HP alarm amp probe failure offtime 15 mins 2 hours Duration of alarm override after Continuous Refrigeration Mode 2 hours Electric Duration of Continuous Refrigeration M ode Type of defrost Generic defrost control Defrost control 0 generic 1 slave of
46. ectrical cables are in a satisfactory location All exposed electrical cables should be double insulated non stressed and secured away from sharp or hot surfaces YARRA INTEGRAL INSTALLATION Door Activated Switches Cabinet door activated switches are incorpo rated in the Y arra refrigeration cabinet to ward the top middle of each door front or rear door These switches control the evapo rator fans only in the freezer refrigeration units W hen a Y arra freezer door is opened the switch shuts off evaporator fans in the unit installed above that door A red neon indi cator light located above the switch illumi nates to signal air is no longer being circulated from the unit to that side of the cabinet Power supply plugs blue Ensto plugs for the cabinet door activated switches require to be connected at the control boxes of the freezer units once the freezer units and Cab inet W iring Junction Boxes have been as sembled in their correct operating locations It isimportant that a supply plug for a given cabinet door activated switch MUST be plugged into a socket blue Ensto socket on the freezer unit mounted at the same side of the cabinet as that door activated switch This is essential to ensure correct efficient functioning of cooling air flows within the refrigeration cabinet when a cabinet door is opened The power supply flex electrical cord for a door activated switch typically ex its the
47. eful controlled manner it should be guided into correct position by a person on a secure step ladder Ensure points a and b below are followed a To prevent damage to the Unit base the unit must be placed on the cabinet top and not slid b Confirm that the unit is in the correct po sition Thetwo unit mounting brackets must Figure 6 M echanical Lifting of U nit YARRA INTEGRAL align with the mounting holes on the cabinet top small holes in bracket It isimportant to then ensure that the unit is square to the cabinet top confirm parallel 80mm clearance from cabinet side to unit side and parallel 10mm clearance from cab inet back to unit back Secure the unit in place through the two brackets with two 14g screws as supplied INSTALLATION Cabinet Wiring Junction Box To make the following changes ensure the refrigerator is N OT connected to the power supply W ith the unit installed the Cabinet W iring Junction Box can be positioned in place hooked on the 459 mounting bracket situ ated on the RH S of the unit evaporator box above the unit handle Before this is achiev able a locking screw at the centre of the 459 Cabinet W iring Junction Box mounting bracket must be removed If suitable neces sary for the given installation access require ments it is recommended that the locking screw be replaced oncethe junction box is in position A Cabinet W iring Junction Box exists for each s
48. ent tube or starter com press the back section of the diffuser so that it disengages from the side light housing and push back to gain access to light W hen refitting engage back section of the diffuser into housing Compress and snap front section of diffuser into place progres sively down its full length see figure 18 COM PRESS T ube H older Figure 18 Centre Pillar Light D ouble door model Y A 1700 as well as hav ing vertical sidelights isalso fitted with cen tre pillar lights The centre pillar houses two additional fluorescent tube lights and start ers accessed from each side of the centre pil lar The replacement procedure for the fluorescent tube and starters is the same as for the side lights detailed above Centre Pillar Assembly Fluorescent D iffuser Centre Pillar Cover Figure 19 43 SERVICE INSTRUCTIONS gt OPTIONAL LIGHTED SIGN BOX Removal 1 Firstly disconnect machine from power supplies see Safety Information p 26 2 Remove screws from bottom of sign as sembly 3 Tilt the sign box up approx 45 and lift clear of the pivot screws 4 Unplug the sign assembly from the con trol box located on the refrigeration unit 5 Refitting the sign assembly is reversal of the procedure above Servicing Accessing the fluorescent tube starter and fuse can be done with the sign box either in place or removed from the cabinet Remove the
49. eparate refrigeration unit and hence front door incorporated in a Y arra A single door Y arra has one refrigeration junction box a double door Y arra has two For a 2 door Y arra all electrics located within a given side left front door or right front door side of the cabinet are effectively supplied through the J unction Box situated on that side of the cabinet see fig 7 below The mains supply for the refrigeration Cabi net Wiring Junction Box is connected through a socket white Ensto socket locat ed on the refrigeration unit Connections for Figure 7 Cabinet W iring Junction Box 18 all primary electrical components within the refrigeration cabinet lights heater wiresand neons etc can be traced back to and checked within the Junction Box COOLER W here COOLER refrigeration units are fitted to the refrigeration cabinet to form a Y arra cooler the Cabinet H eating Switch must be set to the LOW setting FREEZER Where FREEZER refrigeration units are fitted to the refrigeration cabinet to form a Y arra freezer the Cabinet H eating Switch must be set to the HIGH setting IMPORTANT The Cabinet W iring Junction Box power supply plug white Ensto plug MUST be plugged into a white Ensto socket only on the refrigeration unit to which the junction box is mounted To ensure correct function ing only one Cabinet W iring J unction Box should ever be plugged into a single given Y arra ref
50. eyboard Disabled Enable net LAN or Supervisor OL 0D k 0 o o o o o N ot used Use of LAN on Digital input 2 0 Minimum Setpoint 10 C Maximum Setpoint Y es enable Ed alarm Enabling Time out D efrost Alarm Ed N ot used NOT USED Night Setpoint Resolution 0 1 Enabled Min amp Max temp monitoring N ote unplugging looses memory N ot used Night regulation with product probe N ot used 3 0 C Setpoint differential Resolution 0 1 C M ax temp measured during rt Resolution 0 1 C Min temp measured during rt Resolution 0 1 Real time interval for temp monitoring as r5 19200 Baud Serial speed RS485 0 9600 Baud 1 19200 Baud O 0o o o o o o O perates as Slave Number of slaves for Master unit only 0 no slaves As slave 1 O n1 m1 01 09 0000 0 MIM SETPOIN T 2 C Setpoint Resolution 0 1 0 HACCP alarm not active NOT ACTIVE 1 HACCP alarm active 0 to reset Day of HA activation temp alarm 1 to 7 days 1 Monday etc H our of HA activation temp alarm 0 to 23 hours 0 Midnight Minute of H A activation temp alarm 0 to 59 minutes Day of HF activation power failure 1 to 7 days 1 Monday etc
51. fety instructions are adhered to including all local electrical safe ty regulations IMPORTANT It isimportant to note that each Y arra door has its own refrigeration system and its own power supply Therefore a two door cabinet has two separate power supplies For any service or detailed maintenance it is impor tant to unplug both power supplies to the cabinet Plug in machineto power supply N otethere is one refrigeration unit and power supply per cabinet front door i e thetwo door Y ar ra hastwo power supplies 1 Confirm the operation of each refrigera tion unit per door The Cooler unit s condenser fan runs contin uously from plugging in of the machine Each Freezer unit has two condenser fans external fans on top of unit The Left side condenser fan will immediately operate the right hand fan will also free spin due to pressure from the left fan After approximately 1 minute time delay the compressor and R H condenser fan will start indicated on controller display by illu minated refrigeration symbol The com pressor will continue to operate until the controller setpoint is reached SK OPE Set point Cooler 2 C Freezer 21 C The evaporator fan will start internal cabi net fan once the evaporator coil is cold ap proximately 3 minutes after plugging in The evaporator fan should operate continu ously except on the freezer during defrost Freezer only N ote that when a cabinet
52. fter defrost No D efrost priority on compressor run times 5 minutes D efrost drip time before compressor and evaporator fan start D eactivated DODO Interval between defrosts NOT USED lieu of real time defrost 40 minutes e OIO Maximum defrost time Cn es ora SE Parameters continued on next page 34 BEG nil Mm mi 705m 0 0 1 UT ce D efrost termination temperature resolution 0 1 YARRA INTEGRAL ELECTRONIC CONTROLLER SKOPE YARRA COOLER Sheet 2 of 3 Control Parameters CAREL Power Split Electronic Controller type 2 SETPOINT 2 Cycling 2 C to 5 C 5 lin la F N Fan control to evap temp Fan control 0 always on 1 controlled on evap temperature Fan on at 5 C Fan start temperature resolution 0 1 C No Fan OFF when compressor is off No Fan OFF during defrost No Fan delay after drip time Address Serial address 0 master 1 199 slave Alarm relay Aux 1 relay function 7 alarm relay INVERSE SW ITCH ED N A Aux 2 relay function N ot available Enable keypad Disables keypad 0 enable 1 disable Slave Master slave unit configuration 0 slave 1 master Disabled Light sensor adjustment N ot used N A Light duration N ot used Disabled Enable Local k
53. he controller will only terminate the defrost cycle on time see EI fault above df flashing Toindicate defrost in progress if parame ter do 0 If programmed to SK OPE settings d6 1 EA EB or EE displayed Data acquisition failure Reset procedure must be performed CONFIGURATION PARAMETERS 1 Press SET key for 5 secs until PS is dis played 2 RepressSET key and then UP or DOWN keys until 22 password is displayed Press SET key to confirm 3 PressUP or DOWN keysto scroll to pa rameter codes See relevant SK OPE Control Parameters pp 33 38 Programming mode is now accessed Great care must be used to ensure operational pa rameters are not altered exit modifying parameters and set values press and hold SET key for at least 5 seconds NOTE If during the above programming mode no key is pressed for 60 seconds the electronic YARRA INTEGRAL controller will return to normal operation mode and no changes will be effected YARRA Real Time clock The Y arra 2 Coolers and Freezers use real time clock This offers the benefits of real time defrost controlled defrosting for off peak times and real time temperature alarm and power failure monitoring H AC CP compliant WARNING The procedures below fully access the SK OPE programming of the electronic con troller This programming should only be performed by competent people Non SK OPE authorised modification of
54. hed to the side of each unit 1 Remove the centre locking screw nearest the unit from on top of corresponding Cab inet W iring J uction Box and lift the J unc tion Box off the side of the refrigeration unit see fig 20 below 2 remove cover remove the centre screw and loosen the two outside screws on top of J unction Box 3 Thefuse and ballasts can now be accessed and replaced see Spares section p 58 for part descriptions Figure 21 YARRA INTEGRAL MAINTENANCE Condenser Air Filter On a new installation SK OPE recommend filter removal inspection and if necessary cleaning initially every two weeks Thetime interval can be adjusted dependent on local conditions and how quickly the filters block up i e dusty environments will require more frequent cleaning T he filter s function 15 to clean the air before it passes into the refrig eration condenser TheFilter s handle can be seen when looking up from the cabinet door The filter is re moved by pulling the filter grips first for ward approx 3mm then straight down see fig 21 The filter should be cleaned with high pres sure air or a vacuum cleaner or washed in water and allowed to dry Abrasive brushes must not be used Preventative Maintenance SK OPE recommends a preventative mainte nance program for the benefit of efficient trouble free Refrigeration A preventative maintenance check at six month intervals is rec
55. igeration system Each unit has a dedicated electronic controller with its own separate power supply Models COOLER FREEZER N ominal capacity 125 W atts 1105 W atts Compressor D anfoss SC15G Kirby AKL26ZS Refrigerant R134a R404A Charge 470 grams 630 grams SK OPE Industries Limited reserve the right to alter specifications without notice 10 YARRA INTEGRAL SPECIFICATIONS a STANDARD SPECIFICATIONS Full height supermarket Cool Room dimension modular merchandising cabi net available as integral amp remote FRONT LOADING with solid back REAR LOADING with solid rear doors and heated door surrounds COOLERS R134a refrigerant CFC amp H CFC free integral option only FREEZERS R404A refrigerant CFC amp H CFC free integral option only Insulation 50mm high density cyclo iso pentane polyurethane foam CFC H CFC amp HFC free Built in support system for Corporate Fascia Panel pelmet or Optional illumi nated sign Accessible easy clean surfaces D urable construction in rust resistant galvanised steel with white epoxy powder coat finish 5ft vertical fluorescent lights on both sides of each door opening give maximum product illumination Light switch for interior lights Self closing glass doors with long life replaceable magnetic door gaskets SK OPE heated triple glazed toughened Safety glass Full length ergonomic soft curved profile door han
56. in the hour of 2pm Press SET Key to display parameter th 6 Press DOWN key once to display tP pa rameter actual minute Press SET Key to display associated value for tP 7 Press UP and DOWN keys to set MIN UTES value for tP As Example tP would be programmed to 47 Press SET key to dis play parameter tP 8 To exit modifying parameters and Set val ues press and hold SET key for at least 5 sec onds NOTE If during the above programming mode no key is pressed for 60 seconds the electronic controller will return to normal operation mode and no changes will be ef fected Real Time Defrost Controlled Real Time D efrosting for Y arra Freezers and Coolers is standard set for every day at lam 7am 2pm and 8pm This should correspond with off peak times for Y arra usage This relies on the Real time clock being set correctly as outlined above note that it would need to be altered at day light saving change over if applicable The time of defrost can be altered however SK OPE recommend this only be done by ex perienced refrigeration service engineers Correct defrosting is fundamental to reliable efficient Y arra operation In normal circum stances this requires 4 spaced defrost events per 24 hours HACCP FUNCTIONALITY The Yarra Type 2 Electronic Controller has HACCP functionality H azard Analysis Critical Control Points This is designed to help the Y arra owner monitor food storage temperature in order
57. lave unit configuration 0 slave 1 master Disabled Light sensor adjustment N ot used N A Light duration N ot used Disabled Enable Local keyboard Disabled Enable net LAN or Supervisor 0D k 0 o o o o o N ot used Use of LAN on Digital input 2 26 C Minimum Setpoint 12 C Maximum Setpoint Y es enable Ed alarm Enabling Time out D efrost Alarm Ed N ot used NOT USED Night Setpoint Resolution 0 1 Enabled Min amp Max temp monitoring N ote unplugging looses memory N ot used Night regulation with product probe N ot used 3 0 C Setpoint differential Resolution 0 1 C M ax temp measured during rt Resolution 0 1 C Min temp measured during rt Resolution 0 1 Real time interval for temp monitoring as r5 19200 Baud Serial speed RS485 0 9600 Baud 1 19200 Baud O 0o o o o o o O perates as Slave Number of slaves for Master unit only 0 no slaves As slave 1 O MN mni 0309 00 00 0 MIM SETPOIN T 21 C Setpoint Resolution 0 1 0 HACCP alarm not active 1 HACCP alarm active 0 to reset NOT ACTIVE Day of HA activation temp alarm 1 to 7 days 1 Monday etc H our of HA activation temp alarm 0 to
58. ler 52 YARRA INTEGRAL WIRING DIAGRAMS REFRIGERATION COOLER UNIT Type 2 Controller Refrigeration Unit Evaporator Box Evaporator Fan A ssembly Ambient Probe D efrost Probe Condenser Box Start Capacitor Compressor DAN FO 55 SC15G P H Mm Start Relay I Condenser Fan Assembly 11 H igh Pressure Switch I NJ Control Box Assembly m UJ Power Board ELZ0018 PSB0001000 I UJ 0 Alarm Relay Fan Relay D efrost Relay Compressor Relay R F I Suppression Capacitor Fan Capacitor EN STO Connector x 2 CAREL Processor type 2 ELZ0017 PSTOOSROO M ains Flex YARRA INTEGRAL WIRING DIAGRAMS REFRIGERATION FREEZER UNIT Type 2 Controller AN 1 AMI _ 54 YARRA INTEGRAL WIRING DIAGRAMS REFRIGERATION FREEZER UNIT Type 2 Controller Refrigeration Unit Ia rt NANG RE Description 1 2 MainsFlex Unit Junction Box 4 Suppression Capacitor 5 4 W ay Terminal Block 6 7 W ay Terminal Block 7 Evaporator Box 8 Evaporator Fan Assembly 9 Sump Element 10 Defrost Element 11 Defrost Overtemp Safety Switch 12 Ambient Probe 13 Defrost Probe 14 Condenser Box 15 Compressor O verlo
59. mum height posi tion YARRA INTEGRAL 2 Carefully position and align the bottom front corners of each cabinet Bolt the front corners together using the M8 bolts wash ers and nuts provided 3 Bolt together any rear bottom joins NOTE As there is sometimes a slight bow in the cabinet sides adjacent cabinets should be bolted together in such a way that any gaps at the top and bottom of the cabinets are even in width 4 Align the top front of each cabinet by rais ing or lowering the rear adjustable castors or feet 5 Bolt the top front and back of each cabi net together 6 W here solid back cabinets are to be posi tioned against a wall or with limited final rear access space the bottom corners should be bolted together away from as near as pos sible and in a straight line to its final intend ed position All the castors should then be aligned so that they point in the direction that the cabinets are to be moved for final positioning The entire joined assembly can then be pushed into place 7 All front castors should be rotated so that they run parallel to the front of the cabinet once cabinets in final position with the cas tor locking plate pointing inwards T his pro vides positive locking and aids the installation of the coving assemblies INSTALLATION gt COMMISSION OF MACHINE Completely assemble the Y arra as per In stallation section of this manual Ensure all electrical sa
60. ne continuous modular wall of glass The castors are easily removed for plinth mounting Theintegral YARRA Cyclone systems are designed to operate with air conditioned convenience store air f the convenience store is temperature controlled at 20 C ambient with averagedoor opening and closing the Y ARRA integral is designed to run for 65 duty W hen contin uous load running for one hour a SK OPE Y ARRA integral Freezer has a heat rejection rating at 160 l sec of 1460 W atts of energy per door per hour A Y ARRA integral Chiller hasa heat rejection rating at 140 l sec of 1170 W atts of energy per door per hour at full load conditions with refrigeration system continuously running and high frequency door opening and closing W ith no door opening at 20 C ambient the SK OPE YARRA integral would run for approximately 30 40 of thetimein a typical installation Because of the height of the Y ARRA M erchandiser it will not fit into a shipping container fully assembled therefore the Y ARRA Cyclone systems either integral or remote are sent in a separate transport box in the same container The Y ARRA Cyclone systemsarethen fitted on site after the Y ARRA cabinet is installed All Y ARRA Merchandisers are export crated for individual transport as Standard YARRA INTEGRAL 9 SPECIFICATIONS CABINET CONSTRUCTION Exterior Interior finish W hite powdercoat on galvanised steel 50mm thick polyure
61. nge side of door frame Lift from one corner and peel away from the door frame 4 Removeold torsion bar by carefully lever ing out the bottom bush from the door frame Pull old torsion bar out from door frame The end of the torsion bar will need 42 manoeuvred to allow the flat hook end to clear the hinge hole 5 Remove existing capstan and bush from old torsion bar 6 Thread the capstan complete with the bush over the round hook end of the new torsion bar see figure 16 below 7 Ensure the aluminium tube moves freely up and down the torsion bar 8 Fit the new torsion bar into the door frame Ensurethe open end of the flat hook points upwards and manoeuvre the torsion bar through the bottom hinge hole After the torsion bar is inside the frame press the open end of the flat hook firmly under the outside lip of the door frame Ensure the alu minium plate used to protect the heater el ement from touching the torsion bar is still correctly positioned inside the door frame W hen the torsion bar is correctly installed the capstan should not turn 9 Hammer bottom of capstan into hinge hole until the bush is flush with frame 10 Refit the gasket retainer into frame 11 Refit the gasket into the gasket retainer starting at the corners and working towards the middle of the door frame 12 Refit door to cabinet and adjust door tension see D oor Tension Adjustment this page
62. nt door width top mounted Cyclone condenser allowing for a long life refrigeration system The hot air exits vertically from the integral top mounted Y ARRA Cyclone and can be ducted as required Connect the Y ARRA Cyclone to a fixed conventional rigid or flexi ble air duct using a SK OPE supplied maximum length of one metre flexible ducting connected to the supplied Y ARRA duct flange one per Y ARRA Cyclone A fixed duct fan can exhaust hot air into the roof space behind the ceiling tiles in winter providing additional radiated heat into the storeor whererequired via roof fan outside in summer in countries with distinct summer amp winter climate changes or day amp night temperature change T heducting or thermo stat controlled air diversion duct valve is not supplied by SK OPE T his easy to install system works in conjunc tion with the convenience store air condition ing and in countries with high ambient temperatures the spent condenser heat is returned to the air conditioning system The condenser air from all Y ARRA FREEZ ER amp CHILLER Cyclone systemstravelsin the same direction through the front grille the filter condenser and then exits vertically to avoid condenser air cross feeding and to allow front loading machines to be pushed against a wall without an air space required behind TheSK OPE YARRA M erchandisers have been designed to havetheshop fitted conven ience store removable pelmet att
63. od the shop air conditioning should be sized to allow for the additional re frigeration heat load This must be checked by an experienced qualified air conditioning engineer see fig 3 below Features Simple installation where the cabinet is simply wheeled in place and plugged into the power supply ensuring correct pel met placement so that it butts up to the transition assembly fascia plusthe option of using the ducted ventilation system flexi duct Reduced refrigeration run time with opti mum 20 C condenser air on temperature Reduced refrigeration energy consump tion Dueto the refrigeration unit using a c for condenser cooling at 20 C rather than outdoor ambient the following sav ings occur Air Extraction System AA T Air Exhaust 4 Air Exhaust ee 2 800mm Yarra YAF850 1600mm Yarra YA1700 5m sm In outdoor ambient ABOVE 20 C a c temperature For every 5 C increase in ambient above 20 C there is approximately a 10 loss in system efficiency Thisresultsin reduced energy con sumption for refrigeration systems in a c as the compressors have shorter run cycles his is calculated from compressor CO P efficient Of Performance Compressor duty divided by compressor power consumption Example Yarra Cooler 20 C ambient a c temp COP 2 36 30 C ambient COP 1 92 40 C ambient COP 1 47 135mm 130mm
64. ommended asfollows Check that the product is cold enough 2 Check all electronic controller displays and ensure the real time clock is correct and that no alarm codes are displayed see p 14 3 With the filter removed visually check the front face of the condenser radiator coil If dirty it should be cleaned 4 Check the cabinet 15 correctly loaded that the airflow is not restricted Ensure the product is not overhanging the shelves ven tilation holes are not restricted and no prod uct is loaded on the cabinet bottom see Loading p 27 5 Check the doors are self closing and that the door gasket forms a complete air tight Seal 6 Check all cabinet lights are working 45 PRESSURE TEMPERATURE CHART 46 YARRA INTEGRAL TROUBLE SHOOTING 1 Compressor will not start no hum 2 Compressor will not start hums but trips on overload protector 3 Compressor starts but does not switch off starts winding YARRA INTEGRAL Fuse removed or blown no power Replace fuse Check reason O verload protector tripped Refer to electrical section Thermostat stuck in open position Repair or replace control T hermostat off due to cold location Relocate control
65. place Check and replace Line voltage too high or too low D etermine reason and correct Excessive short cycling D etermine reason for short cycling see 5 above and correct Relay being influenced by loose vibrating mount Evaporator fan not running Remount rigidly D etermine reason and correct Overcharge of refrigerant capillary systems Loose parts or mountings Correct charge Find and tighten Tubing rattle Reform to be free of contact Bent fan blade causing vibration Replace blade Fan motor bearings worn If operating as standard cooler cabinet heat may be set on HIGH as opposed to Low If operating as freezer cabinet heating may beset at LOW as Opposed to H igh Replace motor Set cabinet heating switch located on Cabinet W iring Junction Box to LOW Set cabinet heating switch located on Cabinet W iring Junction Box to HIGH 49 TROUBLE SHOOTING 13 Cabinet not going Fuse in Cabinet W iring Replace fuse Junction Box blown O ver pressure cutout at See electronic controller refrigeration unit Alarms and Signals pp 29 30 NOTES 50 YARRA INTEGRAL YARRA INTEGRAL 51 WIRING DIAGRAMS REFRIGERATION COOLER UNIT Type 2 Control
66. powersplit No Defrost at cabinet plug in N o delay D efrost delay Y es lock in temperature display during defost 1 hour Alarm delay time after defrost No D efrost priority on compressor run times 3 minutes D efrost drip time before compressor and evaporator fan start D eactivated DODO Interval between defrosts NOT USED lieu of real time defrost 25 minutes e OIO Maximum defrost time 12 YARRA INTEGRAL nil Mm mim l 0 0 Parameters continued on next page 1 UT ce D efrost termination temperature resolution 0 1 37 ELECTRONIC CONTROLLER SKOPE YARRA FREEZER Sheet 2 of 3 Control Parameters CAREL Power Split Electronic Controller type 2 SETPOINT 21 Cycling 21 C to 18 C 5 In le Fan control to evap temp Fan control 0 always on 1 controlled on evap temperature Fan on at 8 C Fan start temperature resolution 0 1 C No Fan OFF when compressor is off Yes Fan OFF during defrost No Fan delay after drip time Address Serial address 0 master 1 199 slave Alarm relay Aux 1 relay function 7 alarm relay IN VERSE SW ITCH ED N A Aux 2 relay function N ot available Enable keypad Disables keypad 0 enable 1 disable Slave Master s
67. r models only is also heated to prevent condensation T he to tal resistancefor the standard door is approx imately 350 ohms Performance rated at 32 C ambient 75 20 C internal cabinet temperature The standard door is distinguished by its wattage being labelled at 8 5W sq ft Door Alignment Each door can be adjusted so that it lines up with any adjacent door In general the doors are best adjusted so that the top section is parallel to the control panel Adjustment is achieved by opening the door as far as possi ble This allows access to the door position adjustment screw By loosening this screw the door can be slid along to a position that provides best alignment The locking screw is then re tightened Door Removal 1 Slacken off door tension and remove pin from the bottom hinge 2 Remove cabinet control panel and discon nect door flex wires at in line connectors 3 Remove step front cover 4 5 screws to access hinge screws 4 Unscrew top hinge and lift door clear of bottom pivot care must be taken to avoid electrical wires around top hinge NOTE Glass replacement is not considered economical as the glass is fixed to the frame for integral strength Door replacement is recommended Door Reversal To reverse the opening side of a door the door must be replaced with one of the oppo site hinging The top and bottom hinge as semblies must also be replaced 41 SERVICE INSTRUCTION
68. refriger ation cabinet The box must be removed for clear installation of the refrigeration unit To remove the Junction Box loosen the two screws at the top handle end 45 fold end of the box securing it to the cabinet roof and slide clear of the screws It is important to tighten these screws again when the box is clear to minimise their protrusion out of the cabinet roof top W hen installing the refrigeration unit care must be taken to ensure that the Cabinet W iring J unction Box and electrical leads are drawn clear of the units path The Cabinet W iring Junction Box and its electrical cables must be supported in a sta ble location that allows clear access for the installation of the refrigeration unit Ensure there is tension placed on the electrical ca bles Remove unit fixings and prepare to lift re frigeration unit from shipping box The unit will be required to be lifted onto the top of the refrigeration cabinet note cabinet height It is important that the unit is not then dragged into position on top of the cab inet as this will damage the unit seals there fore lifting must be in a controlled fashion NOTE One refrigeration unit per door There are two methods for lifting the refrig eration unit People Lifting the Refrigeration Unit Requirements W ork platform and steps note height of cabinet and two physically fit people note weight of unit The unit isheavy and to pre vent injury
69. rethane high density pressure injected insulation using cyclo isopentaneastheblowing agent T hisensures that the bodies are CFC free H CFC free and HFC free anticipating the green require ments of customers conscious of current and future environmental obligations n the future or at the end of a long life Y ARRA it allowsthecabinetstobedestroyed or dumped in environmentally strict market places without the added cost of extracting H FC s CFC sor CFC sfrom theinsulation prior to their destruction or land filling The Y ARRA incorporates the same lighting concepts surface mounted door hinging systems gaskets etc as used in current tried and proven SK OPE glass door merchandis ers providing easy spare part replacement and to incorporate reliable and dependable SK O PE components The completely new generation integral SK OPE Y ARRA refrigeration Cyclone system has been developed after lengthy research and testing CH ILLER amp FREEZER options sharethe same dimensions and allow for contained vertical hot air extraction from the condenser To increase efficiency and minimise noise the new generation design completely encloses the compressor and condenser fanswithin theY ARRA Cyclone structure HI NANA NAGA AT KA kI r parya rm ak Lu H MR Figure 1 Yarra YA 1700 YARRA
70. rew transition assembly to pelmet support frames accessing holes through plastic bung holes 6 Replace plastic bungs into holes This is important Refrigeration U nits Controller Adaptor Plate Electronic UNES 8 Fit refrigeration unit s see pp 12 18 Units can be fitted before or after tran sition Fitting transition assembly first is recommended 9 Remove controller adaptor plates 10 Relocate electronic controller s from control box s to transition assembly Rotate controller s so display faces towards front and flange of bracket points upwards Pull controller s all the way through the cutout rotate back so display is horizontal Push electronic controller s backwards and screw into place 11 Refit controller adaptor plate s to cover cutout around controller s Attach the slotted pelmet by lifting up at 45 angle and locating both the top corner slots over the hinge spacers on the pelmet support frames 12 13 Fit air filters back into place H inge Spacer Pelmet Support frame _ Filter Transition Assembly Slotted Front Panel r YARRA INTEGRAL A x stu lr c Air Filter Figure 9 Slotted Pelmet Installation INSTALLATION gt Solid Pelmet Installation By adding additional parts and relocating the welded support frames the air intake can berelocated to draw air from underneath the pelmet th
71. rigeration unit at any given time YARRA INTEGRAL INSTALLATION Fitting Unit Control Box This can be fitted to either the front or rear of the refrigeration unit For a solid back cabinet the Control Box must befitted to the front of the unit as supplied For a rear door cabinet the control box can be shifted to the rear of the refrigeration unit To achieve this first remove the control box cover then re move the control box fixing screw central location The control box can then be lifted up and away from its locating keyholes this will in itially include the electronic controller Carefully then drape the power cables to the rear of the refrigeration unit and locate the control box on the back of the evaporator box to its fixed keyhole mounts Refit control box fixing screw and control box cover Fitting Electronic Controller This has several optional locations As sup plied it is mounted vertically upwards the end of the Control Box this is only for pro duction and freighting purposes For a rear door machine the controller can remain mounted to the control box with it rotated to either a horizontal facing position or a down ward facing position Alternatively for either a rear door or solid back machine the elec tronic controller display can be mounted to the front of the machine on the unit filter as sembly in a horizontal or vertical facing po sition IMPORTANT Check and confirm all el
72. rior to loading D uring this time the machine should be checked to en sure correct cabinet pulldown and operation al temperatures and to check there is no vibration or excessive noise After this time the Y arra can be loaded with product Ventilation System Built in Y arra installations require a V enti lation System Instructions for this type of operation and use must be verified with the plant installer see pp 14 17 NOTE The ventilation system must be switched ON and operate continuously It may be thermostatically controlled YARRA INTEGRAL OPERATION gt SAFETY INFORMATION W hen using any electrical appliance basic safety precautions should always be ob served READ THESE INSTRUCTIONS CAREFULLY Do not use this appliance for other than its intended use IMPORTANT Y arra cabinets have a separate power supply per unit The two door Y arra cabinet has two separate power supplies Ensure both cabinet supply cords are disconnected from mains power supply before attempting to perform any electrical service or mainte nance DoNOT overload power supply Use this appliance only on the voltage specified on the rating plate or in these instructions Ensure ventilation of SK OPE refrigera tion units Operate under adequate cover from mois ture and heat Condenser coils must be kept clean To ensure trouble free performance It IS rec ommended that on a regular basis the unit be isolated f
73. rom the power supply and a vacuum cleaner used to remove dust and fluff from condenser and filters Be careful not to touch moving parts Do not cover the grilles or block the entry or exhaust of airflows Do not probe any opening Regulations require that all electrical work be carried out only by authorised persons For your own safety and that of others ensure this is done If the refrigeration unit is required to be installed or removed from the cabinet ensure all necessary safety precautions are observed YARRA INTEGRAL OPERATION OF MACHINE Refrigeration Run Cycle Initiated by Controller when the Cabinet Space Probe is warmer than the setpoint mi nus the differential temperature e g Cooler setpoint 2 C differential 3 C therefore refrigeration run initiates at tem peratures warmer than 5 C e g Freezer setpoint 21 C differential 3 C therefore refrigeration run initiates at temperatures warmer than 18 C The Compressor will start and run until the setpoint temperature is reached except dur ing defrost Control Display Refrigeration Indicator Light ON refer to p 28 for controller oper ation NOTE The compressor has approximately 1 minute time delay when cabinet is first plugged into power supply The evaporator fan will only start after the evaporator coil probe is chilled and will re main running while the evaporator is below this temperature except during defros
74. rough the egg crate panels This sits forward of the control panel by 130mm For cleaning purposes the egg crate is removed in two pieces giving easy access to the air filter and condenser coil see fig 10 below 1 Screw filter transition duct assembly to top of cabinet using the brackets attached two per door Attach pelmet support frames to each side of cabinet by fitting two screws to the second set of holes from the front At this stage screw up finger tight only Ensure the hinge spacers on top of sup port frames are facing inwards Remove air filters out of transition duct assembly Screw transition duct assembly to pel met support frames Tighten pelmet support frames Refrigeration U nits Egg crate bracket Air Filter 6 Remove controller adaptor plates Relocate electronic controller s from control box s to transition assembly Rotate controller s so display faces towards front and flange of bracket points upwards Pull controller s all the way through the cutout rotate back so display is horizontal Push electronic controller s backwards and screw into place Refit controller adaptor plate s to cover cutout around controller Fit refrigeration unit s see pp 12 18 Units can be fitted before or after tran sition Fitting transition assembly first is recommended 10 Attach the solid pelmet by lifting up at 11 12 45 angle and locating both the top cor ner
75. slots over the hinge spacers on the pelmet support frames Fit air filters back into place M anoeuvre egg crate panels into place H inge Spacer Pelmet Support frame as a E E e 2 iH Filter Transition D uct Assembly Egg crate Panels Solid Front Panel Figure 10 Solid Pelmet Installation YARRA INTEGRAL lt gt OPTIONAL LIGHTED SIGN BOX The installation procedure for fitting the Optional Lighted Sign Box is initially the same as for fitting of the solid pelmet Follow the Solid Pelmet Installation instructions numbered 1 12 p 21 then continue sign box installation as detailed below seefig 11 below Removing the solid pelmet from the Solid Pelmet option allows for the Optional Lighted Sign Box to be fitted 1 Remove the solid pelmet by lifting up at 45 angle and then lifting up and off both the support frame hinge spacers see fig 12 Lift sign assembly up and connect sign box supply flex to the Ensto socket on the control box Attach the lighted sign assembly by lifting up at 45 angle and locating both the top corner slots over the hinge spacers on the pelmet support frames Screw into place at the bottom of sign assembly three screws Refrigeration U nits Air filter P a E lin a lier oe laa r gak pa E i A VE pm n em F gt gt i dame 5
76. t Refrigeration Off Cycle Initiated by controller when the ambient Probe reaches the Setpoint Compressor OFF Evaporator Fan ON Defrost Cycle Initiated by Controller 4 defrosts every 24 hours lam 7am 2pm 8pm Compressor OFF Cooler evaporator fan ON Freezer evaporator fan OFF OPERATION gt Defrost elements ON Freezer only cooler does not have defrost elements Control Display Defrost Indicator Light ON Terminated when the evaporator coil tem perature reaches 10 C defrost will usually take approx 12 minutes dependent on ice build up After defrost termination there is a 3 minute drip time where all refrigeration components are off The Refrigeration Run Cycle will then continue as above NOTE During Defrost the Controller display will hold the temperature detected before the de frosting cycle began Cabinet Door Activated Switches cabinet door activated switch is located above each door front and rear door The switch directly controls the internal cabinet fan freezer ONLY W hen a Y arra freezer cabinet door is opened the switch turns off the internal cabinet fan for that door The fan turning off reduces the loss of cold air during door openings A red WARNING neon indicator is located abovethe door switch on the cabinet control panel and rear wiring cover The red light signals cool air is no longer being circulated inside the cabine
77. t for that particular door LOADING Shelves may be positioned at different heights to suit various products For even cooling and efficient operation al low air space around packages etc Donot block air entry or exit holes Do not store product on bottom of cabi net D o not allow products to overhang the front of the shelf asthis could prevent the door from shutting or cause glass break age Leave an airspace of at least 50mm 2 above packages etc on the top shelf D o not load product above the Load Limit as indicated by the labels on each side of the cabinet CLEANING W hen necessary wash both interior and ex terior of cabinet with soapy water Exterior of cabinet may be waxed with automobile polish for extra protection The machine must be disconnected from the mains supply before cleaning the condenser IMPORTANT Condenser coil and filter MUST be kept clean for efficient and reliable operation Clean regularly with a brush vacuum clean er or plain water Check filter every two weeks SHELVING The standard cantilevered shelving can be adjusted downwards at three 5 increments This feature can aid product presentation and improve gravity feed for suitable prod uct YARRA INTEGRAL ELECTRONIC CONTROLLER MICROPROCESSOR DISPLAY Figure 15 Microprocessor D isplay Therearethree LED buttons which display the operating status of the controller unction
78. t restricted by prod uct blocking either discharge or return air ports Ensure that no product is stored below the bottom shelf Check refrigeration unit is sealing properly to top of cabinet i e unit fixing screws se cured down firmly enough to ensure no leaks Check evaporator box lid is securely fastened and it is sealing properly During and after defrost the display locks onto the last displayed temperature either until the system attains setpoint or after 60 minutes the real temperature will be shown again Check that system pressures are within nor mal ranges Suction pressures at 19 C cab inet temperature stabilised under load e 25 C air onto condenser 14 psi 35 C air onto condenser 16 psi 40 C air onto condenser 17 psi Possible reasons for low pressure readings below 10 psi Low refrigeration load Gasleak s Restricted expansion valve Frozen evaporator coil Possible causes of frozen evaporator coil Evaporator fan failure Defrost failure Gasleak If an electronic controlled unit is taken back to a workshop for repairs it should be noted that in order to run the unit you will either need to fit the original microprocessor sup plied with the cabinet or have a spare pro grammed microprocessor YARRA INTEGRAL DOORS GLASS Glass Front Door s The glass front door s are self closing with triple glazed heated toughened safety glass The door frame on freeze
79. thane foam Cyclo isopentane blowing agent 1 gt Insulation DIMENSIONS Models H eight adjustable 2470 2485m 2470 2485mm W idth 800mm 800mm 1600mm 1600mm Depth 765mm 830mm 765mm 830mm Floor area 0 61m 0 66m 1 22m 1 33m Internal volume 825 litres 825 litres 1765 litres 1765 litres ELECTRICAL 230 240 Volts a c 50 H z single phase Separate power supply per refrigeration unit Cooler rated current 5 8 Amps 6 1 Amps 2x5 8Amps 2x6 1 Amps Freezer rated current 7 6 Amps 1 9 Amps 2x7 6Amps 2x 7 9 Amps LIGHTING Vertical interior lights 2x 58 W fluorescent tubes 4 58 fluorescent tubes ILLUMINATED SIGN optional 410mm high sign box with 1 5mm thick polycarbonate curved sign panel Sign light 18 W fluorescent tube 58 W fluorescent tube DOOR S5 Glass D oor Self closing aluminium framed triple glazed with heated film and toughened Safety glass H eated door frame freezer only Glass door size 1851mm x 786mm wide Solid Door Self closing foam filled and painted with internal duct Solid door size 1626mm high x 726mm wide SHELVING W hite plastic coated adjustable cantilevered steel wire shelves Optional speedfeed matting system on painted shelf REFRIGERATION SYSTEM Electronically controlled top mounted SK OPE Cyclone refrigeration unit s Each Y arra door has its own refr
80. that the Y arra refrigeration system is in stalled with adequate ventilation The minimum ventilation requirement is 200mm of free air space above the top of the refrigeration unit and equivalent non re stricted space to allow the free flow of ex hausted air into a non pressurised area For reference refer to fig 2 below for a prac tical ventilation example of a free standing installation The Y arra uses a unique ventilation system for condenser cooling Fresh air is drawn into the condenser through an optional pelmet fascia slotted panel for detail on this see Pelmet Options pp 21 24 Air Extraction 5mm 1600mm Y arra YA 1700 800mm YarraYA850 15mm Air is drawn into the fascia abovethe cabinet doors it then passes through a filter and into the condenser T he heated exhaust air isthen discharged vertically above the refrigeration unit For optimum operation shop ambient tem perature must be limited to Coolers 35 C e Freezers 26 C NOTE For ambient conditions above this contact SK OPE regarding the Y arra remote Full Heat Load Rejection per door Cooler 1170w 140L S Freezer 1460w 1601 5 Air Exhaust dip Minimum 400 200 1955mm 115 130 Adjustable 70mm 695mm Figure 2 Free Standing Installation YARRA INTEGRAL INSTALLATION Utilising Air Conditioning W ith this meth
81. wo For a two door Y arra all electrics located within a given side of the cabinet are effectively sup plied through the J unction Box situated on that side of the cabinet W ith the Y arra fully powered a clear col oured neon indicator light located on the cabinet control panel is illuminated orange yellow signalling power supply to the Cab inet W iring Junction Box For a two door cabinet the neon is located on the control panel at the same side of the cabinet as the Junction Box to which it relates In addition to electrical connections the Junction Box houses a fuse for the mains supply to the box and ballasts for the cabinet lighting starters are located on the lamp holders within the sidelight assemblies An important feature of the Cabinet W iring Junction Box is the Cabinet H eating Switch The switch is located on the under side of the box where the electrical flexes exit the box COOLER W here cooler refrigeration units are fitted to the refrigeration cabinet to form a Y arra cooler the Cabinet H eating Switch must be set to the LOW setting FREEZER W here Freezer refrigeration units are fitted to the refrigeration cabinet to form a Y arra freezer the Cabinet H eating Switch must be set to the HIGH setting YARRA INTEGRAL SERVICE INSTRUCTIONS Cabinet Fuse and Lighting Ballast Replacement The cabinet fuse and lighting ballasts are lo cated inside the Cabinet W iring J unction Box attac

SKOPE YARRA Installation and Service Manual

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