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12  •  Installation & Operation

INSTALLATION & OpERATION

The bottom of the end panels are protected by steel support plates, which must be unbolted and removed before the lineup is set. There are 

bolts that go up through the support plates into the underside of the foamed floor.

A 1" wide trim piece seals the vertical gap between cases. It is shipped on the left end of a case with an open end. The next case in the lineup 

will slide up to the trim piece so that the door seals against the trim piece. Remove the screws that held it during shipment, and use the provided 

hardware to join the trim to the case using the top and bottom joining holes in the extrusion (

See Figure 15

).

A case must be prepared with Butyl caulk before setting the next case in the lineup. Case caulking instructions and caulk are shipped with every 

case (

See Figure 16 on page 13

).

Move the next case into position and bolt it to the first case using the joining bolts that are provided. Begin tightening the bolts at the top rear, 

working down the back of the case and up the front, making sure that the seams are flush. 

Do not pull cases together using joining bolts. 

Alignment holes are located in the lower steel end frames. These 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 contact one another as this may affect adhesion or color of each.

An insulated divider is used to join 2 different case models or 2 different temperature cases. The divider is typically factory-installed to one of the 

cases. There are 2 types of insulated dividers:

1.  Between a Crystal

 freezer and a different case: The insulated divider has a panel on each side with nut inserts in the panels; each side is 

bolted to the respective end frames. 

Do not pull cases together using joining bolts.

2.  Between 2 Crystal

 freezers: The insulated divider uses a thru-bolt design. The divider is attached to one of the cases using short bolts for 

shipping. When the cases are installed, the short bolts are removed and longer joining bolts are installed to bolt the cases together. Do not 

pull cases together using joining bolts.

Apply caulk between joints. Attach vertical joint trim using 

the hex screws. Join cases using joint hardware.

SECTION F-F

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

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.

FINISH:

MATERIAL:

NOT TO SCALE

SCALE:

4/9/2020

01

1 OF 1

VLC manual assembly fig 13

SHEET:

DATE:

REVISION

ZERO ZONE, INC.

110 NORTH OAKRIDGE DRIVE

NORTH PRAIRIE, WISCONSIN

USA 53153

DRAWING No:

DESCRIPTION:

REVISION INFORMATION

01

4/15/2020

No. REVISION DESCRIPTION

CO No.

DATE

BY

SHEET SIZE

D

TOLERANCES SHALL APPLY

UNLESS OTHERWISE SPECIFIED

.X = ± .1             .XX = ± .02

.XXX = ± .005        ANGLES = ± 1º

A

A

B

B

C

C

D

D

8

8

7

7

6

6

5

5

4

4

3

3

2

2

1

1

End brackets are factory installed. 

Exploded for clarity.

Slotted Screw  

& Washer

Washer  

& Nut

Hex 

Screw

Vertical Joint 

Trim

SECTION F-F

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

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.

FINISH:

MATERIAL:

NOT TO SCALE

SCALE:

4/9/2020

01

1 OF 1

VLC manual assembly fig 13

SHEET:

DATE:

REVISION

ZERO ZONE, INC.

110 NORTH OAKRIDGE DRIVE

NORTH PRAIRIE, WISCONSIN

USA 53153

DRAWING No:

DESCRIPTION:

REVISION INFORMATION

01

4/15/2020

No. REVISION DESCRIPTION

CO No.

DATE

BY

SHEET SIZE

D

TOLERANCES SHALL APPLY

UNLESS OTHERWISE SPECIFIED

.X = ± .1             .XX = ± .02

.XXX = ± .005        ANGLES = ± 1º

A

A

B

B

C

C

D

D

8

8

7

7

6

6

5

5

4

4

3

3

2

2

1

1

Door

Door

Case Joint

End Mullion

End Mullion

Vertical Joint Trim

Hex Screw

Washer & Nut

Slotted Screw  

& Washer

 FIGURE 15: Vertical Joint Trim Installation

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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