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Electrical/Control • 19

ELECTRICAL/CONTROL

Always refer to the wiring diagrams shipped with your case.

Condensing Unit Electrical Connections

SMALL CONDENSING UNIT

LARGE CONDENSING UNIT

Wago Connector

(field connection)

Wago Connector

(field connection)

Case Temperature

Control Wire

Blue

Condensing Unit

Contactor Coil Wire

Blue

Customer Power

Black, Red, White, Green

(Black, White, Green on

1-door cases)

Distribution

Block

Case Power

Black, Red, White, Green

(Black, White, Green on

1-door cases)

Ground Block

Summary of Contents for HYBRID RHLC30

Page 1: ...ZERO ZONE HYBRID DISPLAY CASES Reach In Coolers Freezers and Open Multi Decks INSTALLATION OPERATION MAINTENANCE MANUAL COMPLIANT 66 0034 REV H Jan 2022 ...

Page 2: ...nnections Reveal Merchandiser 17 Case Electrical Connections Pinout Locations 18 Condensing Unit Electrical Connections 19 PLUMBING 20 Pump with Bracket Installation Instructions 20 Dual Evaporation Pan Set Up 24 Power the Condensate Evaporation Pan 25 Case Drain Line to Floor Drain 26 Booster Pump Installation 27 CASE TRIM 28 Bumper Kickplate 28 OPERATION 29 Controller Sensor Wires 29 Start Up 30...

Page 3: ...3 Operations 43 Carel IR33 Display Legend 43 Basic Case Operations 44 Defrost Schedule 44 Silencing the Carel IR33 Temperature Alarm 44 Conditions that Trigger the Temperature Alarm 45 Carel IR33 Verify and or Change Parameters 46 Dixell XR75CX Front Panel Commands 49 Dixell XR75CX Alarm Signals 50 Dixell XR75CX Connections 51 Condensing Unit Pressure Switch Settings 52 SHROUD INSTALLATION INSTRUC...

Page 4: ...e covered by this warranty Extended Warranties In addition to the standard limited warranty for further consideration the Seller will extend to the original purchaser prior to shipment a limited extended warranty on the compressor only following expiration of the standard warranty The Seller agrees to repair or exchange at its option or provide reimbursement for such exchange as directed less any ...

Page 5: ...de during the installation start up or at any other time must be submitted in writing to Zero Zone for approval and be approved by Zero Zone in writing prior to commission The product warranty is voided when any unapproved change is made to a Zero Zone product Manufacturer Zero Zone Inc Display Case Division 110 N Oakridge Dr North Prairie WI 53153 800 247 4496 www zero zone com Intended Use Zero ...

Page 6: ...ified by ETL ASHRAE Standard 72 Method of Testing Commercial Refrigerators and Freezers ANSI Approved AHRI 1200 Performance Rating of Commercial Refrigerated Display Merchandisers and Storage Cabinets ANSI Approved DOE Compliant All U S Sales and U S Territories ASHRAE Standard 72 specifies the test conditions for the equipment It includes the ambient conditions of 75 F dry bulb and 55 RH It also ...

Page 7: ...re been considered Do you have adequate room around the case s for the condensing unit to be able to reject heat There should be a 30 minimum clearance between the top of shroud and the store ceiling Options considerations if the clearance is less than the 30 minimum Add egg crate ceiling panels to the store ceiling Add auxiliary fans to dissipate heat Use louvered case shrouds Use an alternate sh...

Page 8: ... 4 screws that attach the electrical box to the top of the case 2 Remove the piping bracket from the back of the case 3 Pull quick connect lines away and down from the case 4 Once inside reposition quick connect lines reinstall bracket and set electrical box on top Do not leave store or hold case outdoors in direct sunlight or high ambient temperature With the end panels on a display case with doo...

Page 9: ...SETTING THE CASE Hat Channel Rails Pump Assembly Condensate Evaporation Pan Contents Shipped Inside of Case Highlight Merchandiser Shown Reveal Merchandiser Shown Hat Channel Rails Pump Assembly Condensate Evaporation Pan ...

Page 10: ...el rails Position as shown In most instances shims must be added to make cases level The shims are placed perpendicularly under the hat channel rails as illustrated bottom right Refer to the appropriate remote display case installation and operation manual leveling section for details Positioning Hat Channel Rails Refer to the associated remote installation operation manual for more information ab...

Page 11: ... Dividers Between Cases Clear plexi dividers separate refrigeration circuits between same temperature cases Insulated dividers separate different temperature cases in lineups Both types of dividers are factory installed prior to shipping ...

Page 12: ...ort brace must be reinstalled before the condensing unit is placed on top of the display case and before the display case is set against a wall DESCRIPTION 8 CASE QUANTITY 12 CASE QUANTITY Ceiling Support Braces 2 3 Rear Wall Support Braces 2 3 Piping Cutout Support Brackets 4 6 1 Hex Screws 32 48 5 Hex Bolts 8 12 Washers 16 24 1 2 Round Spacers 8 12 Lock Nuts 8 12 An 8 Reveal Merchandiser 8ORMC u...

Page 13: ...e case 3 While supporting the rear wall support brace remove the joint through bolts that connect the ceiling support brace to the rear wall support brace This consists of 5 bolts washers 1 2 spacers and lock nuts 4 Remove the rear wall support brace 5 Detach and remove the ceiling support brace from the top of the case Hex Screws Piping Cutout Support Bracket Rear Wall Support Brace Piping Cutout...

Page 14: ...ates and use the hex screws to fasten it 2 Join the ceiling support brace to the rear wall support brace using through bolts Add the 5 bolt and a washer on one side through the support braces and add a 1 2 spacer washer and lock nut on the other side Note Position the case piping to pass through the piping cutout in the rear wall support brace 3 Align the rear wall support brace with the holes in ...

Page 15: ...it electrical box evaporation pans and other features around the support braces An 8 Reveal Merchandiser uses 2 support braces A 12 Reveal Merchandiser uses 3 support braces 8 Reveal Merchandiser Shown Support Braces Condensing Unit Condensate Evaporation Pans Electrical Box 8 Reveal Merchandiser Shown DR 821 F 1 1 2 End Panel Condensate Evaporation Pans Tubing Ports Electrical Box Support Braces ...

Page 16: ...t Connection 2 Place condensing unit with quick connect couplings facing the back of the case 3 Avoid scratching the front of the case 1 Locate quick connect couplings on the back of the case Setting the Condensing Unit CONDENSING UNIT CONNECTION ...

Page 17: ... the potential for leaks 2 Start with hand tightening to ensure a good seal 3 Tighten couplings with a wrench until couplings are fully threaded Use the wrench size and torque values provided in the table below 4 After all connections are made check the couplings for leaks WRENCH SIZE QUICK CONNECT SIZE TORQUE VALUES 13 16 3 8 10 12 ft lbs 1 5 16 1 2 35 45 ft lbs 1 5 16 5 8 35 45 ft lbs 1 5 16 7 8...

Page 18: ...ction line quick connect coupling Cable ties will also be provided 1 Wrap piping insulation around the suction line quick connect coupling Position the insulation so that it completely covers the quick connect Insulation should not be added to the liquid line 2 Remove film from adhesive strip on the insulation and adhere to other end 3 Use cable ties to secure the insulation in place ...

Page 19: ...trical box CONN 3 connects to the temperature sensors See Controller Sensor Wires on page 29 for more information Each connector is keyed for the correct attachment Orient the CONN X label on the plug at the 12 o clock position to align the connector keying Push the wire harness plug into the bulkhead then turn the threaded nut clockwise The parts will lock together when a detent is felt See Case ...

Page 20: ...ox Cases receive 208V 4 wire service 115 208V 1 60Hz red and black power white neutral green ground field connection DO NOT ENERGIZE POWER UNTIL ALL COVERS ARE ON ALL ELECTRICAL BOXES Case Electrical Connections Crystal Merchandiser Always refer to the wiring diagrams shipped with your case CRYSTAL COOLER CRYSTAL FREEZER Wiring to Condensing Unit Wiring to Case ...

Page 21: ...rical box to the case CONN 2 carries power from the case electrical box to the condensing unit electrical box CONN 3 connects to the temperature sensors See Controller Sensor Wires on page 29 for more information Each connector is keyed for the correct attachment Orient the CONN X label on the plug at the 12 o clock position to align the connector keying Push the wire harness plug into the bulkhea...

Page 22: ...ICAL DIMENSIONS DENOTED BY X XX OR X XXX AND MUST MEET Cpk 1 66 CAD DRAWING NO MANUAL REVISIONS COPYRIGHT INFORMATION THIS DRAWING AND THE INFORMATION CONTAINED WITHIN IS THE SOLE PROPERTY OF ZERO ZONE INC ANY USE OF THIS DOCUMENT OR DISCLOSURE OF ITS CONTENTS BY REPRODUCTION OR OTHER MEANS WITHOUT THE WRITTEN CONSENT OF ZERO ZONE INC IS STRICTLY PROHIBITED NONE TYPE II PAPER LABEL PER ES 08 1007 ...

Page 23: ...ING UNIT LARGE CONDENSING UNIT Wago Connector field connection Wago Connector field connection Case Temperature Control Wire Blue Condensing Unit Contactor Coil Wire Blue Customer Power Black Red White Green Black White Green on 1 door cases Distribution Block Case Power Black Red White Green Black White Green on 1 door cases Ground Block Ground Block ...

Page 24: ...e using the supplied P clips and screws Route enough tubing under the case to connect to the pump outlet which will be mounted to the front of the case and leave enough tubing to reach the condensate evaporation pan on top of the case For pan sharing spread out the tubing so there is enough to reach from the pump of one case to the evaporation pan on the other 3 Place the condensate evaporation pa...

Page 25: ...to the outlet receptacle on the back of the upper electrical box For Reveal Merchandiser the store must supply power for the evaporation pan AFTER SETTING AND SHIMMING THE CASE 7 Apply PVC primer and PVC adhesive to the case drain lateral and attach it to the pipe elbow under the case 8 Fasten the piping bracket to the front of the foamed floor and run the case drain lateral through it Hang discha...

Page 26: ... elbow to the case drain lateral Route the vinyl tube in the correct direction and make sure it is angled downward for proper flow a 1 to 3 door cases Route the vinyl tube to the left from the case drain lateral For 1 door cases the clear vinyl tubing will need to be cut to fit a 4 to 6 door cases Route the vinyl tube to the right from the case drain lateral PVC elbow must be angled downward Attac...

Page 27: ...and attach it to the pump outlet 13 Plug the condensate pump into the provided outlet receptacle 14 After the case is powered dump water down the case drain to prime the pump You will see the water level in the clear vinyl tube This creates the drain trap for the case Set the Condensate Pump into the Pump Bracket to the left on 1 to 3 door cases Attach discharge line to the pump outlet Set the Con...

Page 28: ...nsert the U shaped copper pipe into the top of the discharge line and fasten together with the wire clamp Hang the U shaped copper pipe over the edge of one of the evaporation pans This will be the primary evaporation pan Either evaporation pan can act as the primary evaporation pan 5 Attach the overflow line from the tubing port also called an overflow exit of the primary pan to the tubing port o...

Page 29: ...eveal Merchandiser condensate evaporation pans must be powered separately by the store 4 and 6 cases use 1 evaporation pan 12 5 Amps 1 500 Watts 115V 1 60Hz electrical supply 8 and 12 cases use 2 evaporation pans 25 0 Amps 3 000 Watts 115V 1 60Hz electrical supply Power the Condensate Evaporation Pan Highlight Merchandiser Electrical Box Shown ...

Page 30: ...al Merchandiser come with a factory installed drain lateral support The trap support bracket is shipped loose and must be field mounted to the case On cases with short bases less than 2 tall all drain support brackets must be field installed 4 Prime the drain trap with water after installation 5 Make sure the drain line is pitched away from the case to the store floor drain Consult local codes for...

Page 31: ...native Booster Pump Inlets Piping to Store s Overhead Drain Booster Condensate Pump U Shaped Copper Pipe Booster Pump Inlets Piping to Store s Overhead Drain U Shaped Copper Pipe Parts Required Booster Condensate Pump Hose clamp Main condensate pump PVC drain lateral PVC elbow Screws P Clips U shaped copper pipe Vinyl Tubing 4 Find the 16 length of vinyl tubing shipped separately with the main con...

Page 32: ...LLATION KICKPLATE FRONT SPECIFIED ALL DIMENSIONS REVEAL RELEASED REVISION INFORMATION B REMOVE EXTRA KICKPLATE COMPONENT FROM DETAIL A 978 NO MANUAL REVISIONS ONSENT OF ZERO ZONE INC IS STRICTLY PROHIBITED CAD DRAWING PRODUCTION OR OTHER MEANS WITHOUT THE WRITTEN SIZE NOT TO SCALE Ron Oman SCALE MODELED BY A ZERO ZONE INC DOCUMENT OR DISCLOSURE OF ITS CONTENTS BY ARE IN DECIMAL INCH 7 27 2016 B 1 ...

Page 33: ...ory installed Temperature probe wires are white common and green supply Evaporator probe wires are white common and orange supply Connect sensor wires to wago connectors match label color to wire color CRYSTAL COOLER CRYSTAL FREEZER HIGHLIGHT MERCHANDISER AND REVEAL MERCHANDISER Connect the controller sensors CONN 3 at the electrical box wall The electrical box does not need to be opened Plug in C...

Page 34: ...ton once The year yxx will be shown on the display where xx is the last 2 digits of the year 4 Press the DOWN arrow once This will cycle the control to the minutes setting nxx will be shown on the display where xx is a number between 00 and 59 5 Press the SET button The display will show a number between 00 and 59 Use the UP and DOWN arrows to change the number to the correct minutes setting Examp...

Page 35: ... on Highlight cases and Crystal freezers Note To control lighting in a solid door case use the toggle switch located in the right hand door under the light bulb MODEL NUMBER LOCATION OF SWITCH RHMC On ceiling of right hand door in case RHLC On ceiling of right hand door in case RVLC On ceiling of right hand door in case RVMC On right side of coil cover on ceiling of case ORMC On ceiling at right c...

Page 36: ...the shelf tabs into the slots in the shelf standards Lower the front of the shelf while moving the shelf tabs into the standards and until the shelf is held securely by the standards REMOVAL Tilt the front of the shelf up while lifting the entire shelf and pulling out until the shelf tabs clear the shelf standards Solid Shelf Installation Removal Shelf Standards ...

Page 37: ...ntil the shelf bracket is held securely by the standard Repeat the process for the opposite shelf bracket Make sure the shelf brackets are level left to right Place the back of the shelf onto the back of the shelf brackets Swing the front of the shelf down until securely held by both shelf brackets REMOVAL Lift the front of the shelf then lift the back of the shelf Tilt the front of the shelf brac...

Page 38: ...pen bracket fully engage 2 When you let go of the door it will remain open 3 To disengage the hold open bracket simply close the door Door Hold Open Bracket Highlight Freezer Shown MODEL NUMBER LOCATION OF HOLD OPEN BRACKET RHMC At the top of the door RHLC At the top of the door RVMC At the bottom of the door RVLC At the bottom of the door ...

Page 39: ...Doors Lighting Orange Wires Defrost Heaters Freezers Only 2 Brown Wire In Series with 80ºF High Limit Black Wire Defrost Heater Fans Blue Wire Highlight Merchandiser Shown No connections required No access to electrical box needed at installation Note Reveal Merchandiser and Highlight Merchandiser use a bottom electrical enclosure Crystal Merchandiser uses a top electrical enclosure ...

Page 40: ...nitizer 6 For Crystal coolers only The drain pan can be flushed after removing bottom wire racks The coil can be cleaned after removing the false ceilings fans and fan plenums 7 If the case is equipped with a condensate pan and pump the drain should be blocked before washing coils Water can be removed with a shop vacuum 8 Coils may be cleaned with a garden hose or pails of water If the case is equ...

Page 41: ...lan to clean the pump pan at the same time The pump or plastic tubing leading to the evaporation pan may become clogged with debris and must be cleaned Note Anything spilled inside the case will end up in the pump pan and go into the evaporation pan where it will be heated and may cause an odor When liquids are spilled into the pump the pump pan and evaporation pan should be cleaned immediately Pr...

Page 42: ...r You will notice the Level 1 program codes are also found in this menu 4 Use the UP and DOWN arrows to change the value Then press the SET button again to return to the menu 5 The exceptions to Step 4 are the program codes tc td1 and td2 In these cases you must press the SET button in order to access the submenu of available settings for these parameters Once changes are made in this submenu pres...

Page 43: ...tual dn Defrost Duration 100 tc y RTC Year tc m RTC Month tc d RTC Day of Month tc u RTC Day of Week tc h RTC Hour tc m RTC Minute LEVEL 2 A2 Probe 2 Configuration 2 Ad Low High Alarm Delay 60 c2 Min Comp OFF 1 c3 Min Comp ON 1 d0 Defrost Type 4 dd Drip Time 1 dl Defrost Interval 12 dP1 Defrost Duration 40 dt1 Defrost End Temp 70 AL Low Temp Alarm 20 F0 Fan Management 2 F1 Fan Start Temp 30 H0 Ser...

Page 44: ...ion of Relay 4 4 td1 d Defrost Time Day 1 11 td1 h Defrost Time Hour 1 8 td1 m Defrost Time Minute 1 0 td2 d Defrost Time Day 2 11 td2 h Defrost Time Hour 2 20 td2 m Defrost Time Minute 2 0 65 1448 Rev B 1 AND 2 DOOR IM BOTTOM MOUNTED COIL Code Name Factory Set SATELLITE LEVEL 1 St Set Point 7 rd Differential 4 AH High Temp Alarm 25 c1 Min Time Between Starts 0 d 1 Defrost Probe Temp actual dn Def...

Page 45: ...ON 1 d0 Defrost Type 2 dd Drip Time 1 dl Defrost Interval 8 dn Defrost Duration 100 dP1 Defrost Duration 45 AL Low Temp Alarm 30 AH High Temp Alarm 50 F0 Fan Management 0 F1 Fan Start Temp 5 H0 Serial Address 1 H1 Function of Relay 4 10 td1 d Defrost Time Day 1 11 td1 h Defrost Time Hour 1 4 td1 m Defrost Time Minute 1 0 td2 d Defrost Time Day 2 11 td2 h Defrost Time Hour 2 14 td2 m Defrost Time M...

Page 46: ... Time Hour 4 22 td4 m Defrost Time Minute 4 0 65 1802 Rev A OPEN MULTI DECK HYBRID R 448A Code Name Factory Set LEVEL 1 St Set Point 34 rd Differential 4 tc y RTC Year tc m RTC Month tc d RTC Day of Month tc u RTC Day of Week tc h RTC Hour tc m RTC Minute LEVEL 2 A2 Probe 2 Configuration 0 Ad Low High Alarm Delay 60 c1 Min Time Between Starts 5 c2 Min Comp OFF 1 c3 Min Comp ON 1 d0 Defrost Type 2 ...

Page 47: ...When flashing a malfunction has occured e g Electrically Erasable Programmable Read Only Memory EEPROM errors or faulty probes BUTTONS 9 PRG MUTE Accesses the type F parameters frequent or the menu for setting the password to access the type C parameters configuration if pressed for more than three seconds If there is an active alarm it mutes the audible alarm If this button is pressed and held fo...

Page 48: ...ill remain at or below 41ºF Please consult the Zero Zone Service Department on case defrost characteristics for non standard defrost settings Defrost Schedule REACH IN FREEZERS 1 to 2 door freezers 1 time per day 8 00 AM defrost time of 30 minutes 3 to 5 door freezers 1 time per day 8 00 AM defrost time of 40 minutes Ice Merchandisers 2 times per day 8 00 AM 8 00 PM defrost time of 40 minutes each...

Page 49: ...OSING THE STORE 2 For reach in cases check the following before entering a service request a Defrost lasts 30 40 minutes for freezers and 45 minutes for coolers Determine when the defrost cycle started see the Defrost Schedule shippped with the case If alarm sounds during scheduled defrost wait 1 hour and re check status before calling service b On freezers the fans turn off during defrost and sho...

Page 50: ...to your case programming a Press UP arrow key to move to AL parameter b Press SET c Press DOWN arrow key to set parameter to your case setting according to program installed See decal on case and the Low and Medium Temp Codes section of this manual d Press SET 3 AH Verify High Temp Alarm according to your case setting a Press UP arrow key to move to AH parameter b Press SET c Press DOWN arrow key ...

Page 51: ... manual 7 CONFIRM PARAMETER SETTINGS IMPORTANT YOU MUST PERFORM THIS STEP LAST a After you have set all parameters confirm by pressing and holding PRG key until the Carel returns to temperature reading Your settings are saved once this is done IMPORTANT NOTE If you stop operating the Carel and do not perform step 7 the Carel will return to normal operations and will NOT save your settings Make sur...

Page 52: ...g steps Repeat these steps until all parameters have been changed Do not forget to confirm parameters after setting them See step 7 from the previous page on how to confirm settings 1 Press UP arrow key until parameter you want to see is displayed 2 Press SET to enter parameter setting 3 Press UP or DOWN arrows to set parameter to desired setting 4 Press SET again to exit parameter setting ...

Page 53: ... the keyboard To enter programming mode Returns to room temperature display LED Mode Function ON Compressor enabled Flashing Anti short cycle delay enabled ON Defrost enabled Flashing Drip time in progress ON Fans enabled Flashing Fans delay after defrost in progress ON An alarm is occurring ON Continuous cycle is running ON Energy saving enabled ON Light ON ON30 Auxiliary relay ON ON Measurement ...

Page 54: ...robe alarms P1 P2 P3 and P4 start some seconds after the fault in the related probe they automatically stop some seconds after the probe restarts normal operation Check connections before replacing the probe 2 Temperature alarms HA LA HA2 and LA2 automatically stop as soon as the temperature returns to normal values 3 Alarms EA and CA with i1F bAL recover as soon as the digital input is disabled 4...

Page 55: ...Controller Operation 51 Controller Operation Dixell XR75CX Connections 16 Connections Figure 16 1 XR75CX Connections ...

Page 56: ... for 3 seconds when suction pressure is between cut in and cut out valves Electronic service menu Compressor starts and runtime for compressor Alarms dLL High discharge temp alarm HP High pressure trip alarm automatic reset HPL High pressure trip lock out trip alarm locks after HP alarm happens 4 times in 1 hour manual reset P1 Suction probe failure goes into failsafe mode 5 minutes on then 5 minu...

Page 57: ...d is upright and not tilting forward or backward Shroud Assembled From Behind Case 3 Door Hybrid Lineup Shown Front Shrouds Side Shroud Case to Case Shroud Divider Side Shroud Angle Brackets Attach Front Shroud Using Raceway Screws Loosen upper raceway screws slide front shroud under and tighten Attach Angle Brackets to Front Shroud Angle brackets attach to top of front shroud and top of case High...

Page 58: ...l Third attach an angle bracket to the side shroud Screw both front shrouds and shroud divider together Install Shroud Divider Between Front Shrouds Front Shrouds Case to Case Shroud Divider HYBRID LINEUPS 9 For a lineup of Hybrid cases a case to case shroud divider is necessary to block warm air discharged from one condensing unit from entering the next condensing unit a Start the lineup at the l...

Page 59: ...nstalling the front shroud steps 1 4 and the leftmost side shroud steps 5 8 b Install the front shrouds and shroud dividers steps 9a 9f until reaching the case with the insulated divider c The front shroud the insulated divider shroud piece and the case to case shroud divider will be fastened together Position them and then screw them together d Screw the case to case shroud divider to the top of ...

Page 60: ...ront shroud Secure the electrical box with the fasteners that mounted it to the case for shipping No angle brackets on 5 tall shrouds all taller shrouds receive angle brackets See table for quantity INSTRUCTIONS RELEASED CAD DRAWING NO MANUAL REVISIONS NOT TO SCALE Curtis Johnson SCALE MODELED BY DRAWN BY 2 14 2018 B 3 OF 3 66 0052 SHROUD INSTALLATION SHEET DATE REVISION ZERO ZONE INC 110 NORTH OA...

Page 61: ...STRUCTIONS SIGNAGE MOUNTING RAIL 1 Position the signage mounting rail above the lower front shroud and between the side shrouds 2 Fasten the signage mounting rail to the top of the side shrouds 3 Install angle brackets to support the signage mounting rail The brackets will match up with holes on top of the signage mounting rail See table for quantity Case Size Angle Brackets 1 Door None 2 Door Non...

Page 62: ...tween each case for installing the signage mounting rail Install all lower front shrouds and side shrouds in the lineup before installing the signage mounting rails We recommend setting signage mounting rails on top of each case before continuing Start at one end of the lineup and fasten the signage mounting rail to the first side shroud Two signage mounting rails will be fastened to all other sid...

Page 63: ... Take the panel and bend it into a U shape using the relief cuts in the insulation as a guide Place the panel over the condensing unit aligning the back with the rear brace and the front with the front of the condensing unit 4 Place the front brace on the case top and against the U shaped insulation panel so the panel maintains 90 corners Use 4 self tapping screws to fasten it to the case top Inst...

Page 64: ...of the U shaped insulation panel Flat Insulation Panel Angle Bracket Self Tapping Screw Screw Fasten Flat Insulation Panel and Angle Bracket U Clip Spring Clip Insert Screws into Spring Clips Add U Clips Attach Balloon Guard to U Clips and Case Top Self Tapping Screw Washer Balloon Guard Self Tapping Screw Washer 7 Position the balloon guard so that the longer edge rests on top of the U clips Use ...

Page 65: ...r the top of the condenser 2 Press the mesh against the far end of the condenser and clip it down The cotter pin should hold down a couple squares of the mesh in order to shape the mesh 3 Repeat the previous step at the near end of the condenser 4 Bend the mesh into a domed shape This will prevent balloons and other debris from slipping under the mesh Balloon Guard Kit Clip Down the Plastic Mesh R...

Page 66: ...h to the lower cutout on the condenser 5 Crease the bend in the mesh to shape the mesh This will prevent balloons and other debris from slipping under the mesh Balloon Guard Kit Far End of Condenser Clip to the top of the condenser Near End of Condenser Clip to the top of the condenser Lower Cutout on Near End Clip to the lower cutout of the condenser Final Balloon Guard for Inlet Outlet Toward th...

Page 67: ...onal disconnect is shipped loose inside case and wired to condensing unit distribution block on site by installer Optional Disconnect Installation Optional Disconnect Customer Power Power to Condensing Unit Distribution Block ...

Page 68: ...the error code is an E0 or an E1 then proceed to step 4 a qualified refrigeration technician is required to correct the situation In the event of a high temperature alarm HI there is a chance that there is a simple fix that can be completed by store personnel a Verify that a door is not accidentally held open Sometimes product will fall off the shelves and prevent a door from fully closing b Confi...

Page 69: ...r to the Technical Resources page at WWW ZERO ZONE COM or contact the Zero Zone Service Department at 800 247 4496 All specifications subject to change without notice ZERO ZONE INC 800 247 4496 ZERO ZONE COM 2022 Zero Zone Inc All Rights Reserved Jan 2022 ...

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