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16  •  Installation & Operation

INSTALLATION & OpERATION

Top Trim Splice

Top trim is factory installed, and it hides the door hardware located on the top exterior 

of the case. Joint splices are shipped loose and must be field installed at the upper 

case joints (

See Figure 20

). Screw the top trim joint splice into the top trim.

CoolView

®

 Doors

ANTI-SWEAT RESET BUTTON

The door anti-sweat circuit on CoolView

®

 Illusion

 doors is protected by a ground fault 

interrupt (GFI) device. The reset button is located on the top of the display case near 

the electrical box (

See Figure 21

).

DOOR HANDLES 

CoolView

®

 Illusion

 doors use the CoolArc

 door handle. The CoolArc

 door handle is 

attached to the glass surface of the door by an industrial-grade adhesive.

HOLD-OPEN BRACKET

CoolView

®

 doors are self closing, and closing tension increases as the door opens 

wider. The hold-open bracket keeps the door open when engaged, which is useful for 

stocking shelves or case maintenance. To engage the hold-open bracket, open the 

door to at least 90° until it clicks. Closing the door to about 80° will release tension on 

the door, and it will self close again.

The hold-open bracket is located on the bottom of the door on Crystal

 freezers  

(

See Figure 22

).

DOOR GASKET

Each single-swing door has a full perimeter gasket mounted to the edge of the door.

ADJUSTING DOOR SAG/SAWTOOTH

Door sag/sawtooth is when the handle-side of the door is either higher or lower than the adjacent door. To fix door sag on Crystal

 freezers, the 

torque adjuster must be moved by turning the sag adjustment screw.

1.  Open the door to gain access to the sag adjustment screw on the bottom of the hinge side of the door (

See Figure 22

) .

2. 

Use a flathead screwdriver to turn the sag adjustment screw. 

Do not use power tools; a screwdriver allows for more control.

3.  To lower the handle side of the door, turn screw clockwise. The torque adjuster should move away from you as you turn the screw.
4.  To raise the handle side of the door, turn screw counter-clockwise. The torque adjuster should move toward you as you turn the screw.
5.  Turn the sag adjustment screw until the door is level with the adjacent door.

TORQUE ADJUSTER / ADJUSTING DOOR TENSION

The torque adjuster automatically closes the door. It is located on the bottom of the hinge side of the door. The torque rod inside the door sets 

into the torque adjuster, which transfers the closing tension to the torque rod. This means that the torque rod must be aligned with the torque 

adjuster when installing a door. An adjustment screw on the front can be used to increase or decrease tension.

 FIGURE 22: Hold-Open Bracket

Sag Adjustment Screw

F

  5.75  

GRAIN DIRECTION

IF STAINLESS STEEL

  .88  

  .88  

FINISH SIDE REF

NOTE 1

  .41  

  .63  

  4.50±.03  

   .188±.010  

NOTES:

1. NOTED FACE AND ALL ADJACENT EDGES ARE TO BE FINISHED

PART INFORMATION

PART NUMBER

BASE METAL

FINISH

37-0437-P1

.032 ALUMINUM

BLACK

37-0437-P2

.032 ALUMINUM

WHITE COIL COAT

37-0437-P3

.032 ALUMINUM

PEARL COIL COAT

37-0437-P4

.032 ALUMINUM

SAVANNAH YELLOW COIL COAT

37-0437-P5

24 GA GALV

CHEM TREAT DRY

37-0437-P7

20 GA 204 STAINLESS STEEL

#4 BRUSHED

37-0437-P11

24 GA GALV

ANTIQUE COPPER TIGER DRYLAC 

49/90620

37-0437-P16

24 GA GALV

TEXTURED WHITE

37-0437-P18

24 GA GALV

SILVER METALLIC

37-0437-P19

24 GA G60 GALV SEVILLE EMBOSSED EMBOSSED WHITE

37-0437-P20

24 GA GALV

MATTE BLACK TIGER DRYLAC 

009/80450

37-0437-P21

24 GA GALV

MEDIUM GRAY, TIGER DRY LAC 

049/70785 IRON GLIMMER EFFECT 

POWDER COATED

37-0437-P23

24 GA GALV 

GOLDEN BROWN

37-0437-P24

24 GA GALV

SPANGLED SILVER, POWDER-COAT

37-0437-P32

24 GA GALV

TYGER DRYLAC 049/707/89 db FINE 

TEXTURE GLIMMER

37-0437-P33

24 GA GALV

TYGER DRYLAC 09/60610 BEIGE

FULL HT GEN 2

ZERO ZONE WORKMANSHIP STANDARDS SHALL APPLY PER 

ES-08-1007

ASME Y14.41-2012 & ASME Y14.5-2009 SHALL APPLY AS REQUIRED

ALL DIMENSIONS IN INCH UNLESS OTHERWISE SPECIFIED

RELEASED

SIGNIFICANT DIMENSIONS DENOTED BY  X.XX

OR  X.XXX  AND MUST MEET Cpk ≥ 1.33.

CRITICAL 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.

SEE CHART

SEE CHART

FINISH:

(PER SP-0154)

MATERIAL:

(PER SP-0404)

NOT TO SCALE

SCALE:

MODELED BY:

DRAWN BY:

9/1/2015

F

1 OF 1

37-0437

SPLICE TOP TRIM CRSTL/CRSTL 

SHEET:

DATE:

REVISION

ZERO ZONE, INC.

110 NORTH OAKRIDGE DRIVE

NORTH PRAIRIE, WISCONSIN

USA 53153

DRAWING No:

DESCRIPTION:

REVISION INFORMATION

F

ADDED P32 AND P33

12552

12/29/2017

DB

No. REVISION DESCRIPTION

ECN No.

DATE

BY

UPDATED DIMENSIONS WITH NEW TITLE BLOCK

Kurt Albrecht

SHEET SIZE

A

TOLERANCES SHALL APPLY

UNLESS OTHERWISE SPECIFIED

.X = ± .1                  .XX = ± .02

.XXX = ± .005              ANGLES, ± 1º

 FIGURE 20: Top Trim Splice

 FIGURE 21: Anti-Sweat Reset Button

Summary of Contents for CRYSTAL MERCHANDISER RVLC

Page 1: ...COMPLIANT 66 0025 REV G Jun 2022 ZERO ZONE CRYSTAL MERCHANDISER FREEZERS RVLC With CoolView Doors and ChillBrite LED Lighting INSTALLATION OPERATION MANUAL...

Page 2: ...Installing a Door 17 Reversing Door Swing 17 Shelves Stocking Product 19 REFRIGERATION 20 Mechanical Components 20 Evaporator Coil 20 Evaporator Fans 20 Expansion Valve 20 Refrigerant Piping 20 Leak...

Page 3: ...all not be 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 limi...

Page 4: ...n technicians If any questions or problems arise call Zero Zone at 800 247 4496 Any change to a Zero Zone product made during the installation start up or at any other time must be submitted in writin...

Page 5: ...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 t...

Page 6: ...eup will be labeled on the left end The numbers on each end to be joined will match as indicated See Figure 1 Back to Back cases have a side A and a side B The first case in a lineup with the right si...

Page 7: ...t will crush the components Cases have steel protective support plates under the end panels not under insulated dividers to protect them from Johnson bar damage Make sure that a forklift with the prop...

Page 8: ...of all joints both front and back 4 Using a laser level or transit find the highest point along both base position lines Using the high point as a reference mark the difference directly on the floor...

Page 9: ...at channel rails Figure 7 Hat Channel Rail Orientation Figure 8 Tape Shims on the Floor Under Each Base or Hat Channel Rail Case Front Case Front Placement Under Bases Case Front Case Front Placement...

Page 10: ...30 4RVLC30 5RVLC30 Drawings are top views with bases shown under the case The front of the case is toward the bottom of the page Case length does not include end panels 2 1 2 wide each Back of Case Fr...

Page 11: ...9 Installation Operation Figure 11 RVLC30BB Back to Back Base Locations 2RVLC30BB 3RVLC30BB 4RVLC30BB 5RVLC30BB Drawings are top views with bases shown under the case Case length does not include end...

Page 12: ...o offset the forward lean of a fully loaded case We recommend an additional 3 8 of shims be installed under the front bases after the case is leveled See Figure 13 Figure 13 Tilt Back Add 3 8 of shims...

Page 13: ...any bases or hat channel rails with gaps taller than one shim Do not place shims between bases and hat channel rails Note Total height of shims should be less than 3 4 Lineup Assembly Zero Zone displ...

Page 14: ...e are located 7 in from the joining holes The interior case seams must be sealed using silicone sealant for NSF compliance See Figure 17 on page 14 Do not allow Butyl caulk and silicone sealant to con...

Page 15: ...RLY SEALED SURFACES TO BE CAULKED MUST BE CLEAN DRY FREE OF TAPE ADHESIVE AND FREE OF FROST ABOVE 40 F Note Apply Butyl caulk to only one case not both cases The caulk will spread out when the cases a...

Page 16: ...hat squeezes out of the case joint Butyl caulk and silicone sealant will not mix which affects the adhesion of both See Figure 16 on page 13 1 Apply silicone based sealant in small continuous beads wh...

Page 17: ...float that turns the pump on when there is a sufficient liquid level Liquid is pumped through a plastic hose through a check valve and into the condensate evaporation pan The evaporation pan is equipp...

Page 18: ...eezers the torque adjuster must be moved by turning the sag adjustment screw 1 Open the door to gain access to the sag adjustment screw on the bottom of the hinge side of the door See Figure 22 2 Use...

Page 19: ...he weight of the door 5 Lift the door clear of the torque adjuster and set it down carefully Note For safety lift the door by the rails do not lift by the handle INSTALLING A DOOR 1 Lift the door and...

Page 20: ...nge pin cover and bolts on the opposite side of the door and then install the new hinge pin bracket using those bolts c Plug the wire harness into the new hinge pin Tape the hinge pin cover on the opp...

Page 21: ...llows an air curtain on top of the product Product should not extend beyond the front of the shelves or bottom wire rack Do not exceed shelf load capacity See Figure 33 Ice merchandiser load limit is...

Page 22: ...for superheat setting if using high glide refrigerants Cases connected to a condensing unit should use the higher superheat setting to minimize the chance of liquid flood back To adjust the TXV remov...

Page 23: ...ases will be equipped with a liquid line filter drier by default Leak Check Evacuation Charging After all of the refrigeration piping and system components have been assembled the entire system must b...

Page 24: ...ies with the defrost heaters Unless the installer rewires the defrost thermostat the defrost heater is de energized when defrosting is complete SETTING FROZEN FOOD ICE CREAM Defrost Type Electric Hot...

Page 25: ...ining clips The heater is fastened to the floor on the right hand side of the coil The electric wire leads are connected in a raceway under the coil cover on the right hand side of the case To replace...

Page 26: ...typically 12 22 minutes Hot gas defrost termination sensors are located on the TXV bypass line dump line HOT GAS DEFROST COMPONENTS See Figure 40 for defrost components Freezers equipped for hot gas...

Page 27: ...ipped loose and should be installed in the warmest product location as required by NSF Specific field installation instructions are packaged with the NSF thermometer Anti Sweat Heaters All mullions ar...

Page 28: ...fer to the wiring diagram shipped with the case External wiring should be sized according to the amperage rating stamped on the serial tag which is located on the ceiling inside the left hand door Typ...

Page 29: ...Electrical 27 Electrical Figure 42 Sample Wiring Diagram for Electric Defrost SAMPLE Figure 43 Sample Wiring Diagram for Hot Gas Defrost SAMPLE...

Page 30: ...cleaner Cleaning interior glass reduces fogging and increases visibility Do not use any cleaning products containing silicon for anti fog door coating 5 Internal components can be cleaned after remov...

Page 31: ...2022 Zero Zone Inc All Rights Reserved Jun 2022 For other technical support please refer to the Technical Resources page at WWW ZERO ZONE COM or contact the Zero Zone Service Department at 800 247 44...

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