Related Manuals for Zero Zone CRYSTAL MERCHANDISER
Summary of Contents for Zero Zone CRYSTAL MERCHANDISER
- Page 1 ZERO ZONE CRYSTAL MERCHANDISER FREEZERS ® With CoolView Doors and ChillBrite LED Lighting ® ® INSTALLATION & OPERATION MANUAL COMPLIANT 66-0025 REV F • APR 2020...
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Page 2: Table Of Contents
Table of Contents ZERO ZONE WARRANTY ..............1 ILLUSTRATIONS .................18 INTRODUCTION ..................2 ƒ Case Label Information ..............18 INSTALLATION & OPERATION ............4 ƒ Freezer to Cooler Leveling .............19 ƒ Delivery Inspection ................4 ƒ Leveling Cases Prior to Joining .............20 ƒ Packaging ..................4 ƒ... -
Page 3: Zero Zone Warranty
Zero Zone that the compressor is inoperative due to defects in factory workmanship or material under normal use and services as outlined by Zero Zone in its Installation &... -
Page 4: Introduction
The information in this manual is subject to change without notice and does not represent a commitment on the part of Zero Zone. Zero Zone does not assume any responsibility for any errors that may appear in this manual. In no event will Zero Zone be liable for technical or editorial omissions made herein, nor for direct, indirect, special, incidental, or consequential damages resulting from the use or defect of this manual. - Page 5 INTRODUCTION Testing Standards These display cases were designed and tested using the following industry standards: NSF 7 – Commercial Refrigerators and Freezers (ANSI Approved) (equipment certified by NSF) ƒ NSF 51 – Food Equipment Materials (ANSI Approved) (equipment certified by NSF) ƒ...
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Page 6: Installation & Operation
Delivery Inspection Zero Zone display cases are carefully factory-tested, inspected, and properly packed to ensure delivery in the best possible condition. The equipment should be unwrapped and checked for damage immediately upon delivery. DAMAGE MUST BE NOTED AT TIME OF DELIVERY, AND ALL CLAIMS FOR DAMAGES MUST BE FILED WITH THE TRANSPORTATION COMPANY, NOT WITH ZERO ZONE. -
Page 7: Case Movement
INSTALLATION & OPERATION Snap a chalk line at the locations for the front and back positions of the base rails. Mark locations of all joints (front and back). Using a laser level or transit, find the highest point along both base rail position lines. Using the high point as a reference, mark the difference directly on the floor to each joint (front and back). -
Page 8: Lineup Assembly
1/2". For low shipping height applications, Zero Zone has optional expandable bases. As shipped, the base is 1 3/4" tall. It is attached with spacers that allow the base to slide away from the bottom of the case, creating a gap that allows the use of forklift blades thicker than 1 3/4". -
Page 9: Drain Line
Condensate Evaporation System Zero Zone remote cases can be equipped with an automatic condensate evaporation system. The system uses a pump and drain pan located behind the kick plate and a condensate evaporator pan mounted on the top of the case. -
Page 10: Cleaning
Shelves Zero Zone manufactures many different styles of shelves, baskets, and product stops. Some of the baskets may be reversed and used as a typical shelf. Shelves are strapped to the shelf brackets for shipping. The fully assembled shelves are installed in cases prior to shipping. -
Page 11: Light Switch
INSTALLATION & OPERATION SHELF MAXIMUM LOAD ITEM DESCRIPTION PER SHELF 22" and 24" deep 250 lbs. Bakery or Meat Brackets At 0° 250 lbs. At 5° 250 lbs. At 10° 150 lbs. At 15° 100 lbs. Ice Shelves 500 lbs. Heavy duty shelves are available and are labeled as such. -
Page 12: General
GENERAL See Figure 17 on page 34 Figure 18 on page 35 for the typical component layout of the 30" door case. The kick plate must be removed to gain access to the drain clean out. Disassemble the kick plate by removing the 2 or 3 metal screws located in the kick rail. -
Page 13: Service
SERVICE Air Curtain Velocity Air curtain velocity is affected by stocking levels, coil frost loads, temperature, fan condition, and measurement method. Zero Zone recommends using an Alnor Velometer Jr. , set to the 0-to-800 fpm range. Air velocity should be measured at the back edge of the discharge air honeycomb;... -
Page 14: Refrigeration
The end frames on the cases have cut-outs built into them to allow for case-to-case field piping, if desired. Zero Zone recommends a liquid line drier and moisture-indicating sight glass installed on each case prior to the expansion valve, these are also a factory-installed option. -
Page 15: Electrical
There are many control options available for multiple case defrost systems. Wiring diagrams and instructions can be obtained by contacting Zero Zone’s Service Department. External wiring should be sized according to the amperage rating stamped on the serial plate. The serial plate is located on the ceiling inside the left-hand door. - Page 16 ELECTRICAL that need to be connected between the cases. The liquid line solenoid valve needs to be installed in the common liquid line before the liquid is distributed to the cases. The controls operate the system as a pump down defrost. When the display case begins defrost, the liquid line solenoid valve, fans and anti- sweat heaters are de-energized.
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Page 17: Defrosting
The case has the probe located at the center of the coil in the center of the bottom row of tubes. If the case is so equipped, the defrost termination temperature is 50°F. Zero Zone provides a defrost termination thermostat unless a control system defrost probe is requested. -
Page 18: Defrost Operation
Sizing and component selection depend on the type of defrost, size, and location of high side refrigeration system. Zero Zone freezers equipped for hot gas defrost consist of a side port distributor and a TXV check valve for coil defrost, and a suction line check valve to bypass hot gas to the serpentine coil. -
Page 19: Defrost Heater Element
Remove the front fasteners on the mullion and remove the front strike plate to access the heater. The case sill heater is located under the front metal strike plate below the door opening. Contact Zero Zone’s Service Department for instructions for servicing this heater. -
Page 20: Illustrations
ILLUSTRATIONS Case Label Information FIGURE 1 1.1 1.1 1.2 1.2 Front of Lineup 1.1B 1.1B 1.2B 1.2B 1.1A 1.1A 1.2A 1.2A Front of Back-to-Back Lineup 18 • Illustrations - Case Label Information Refer back to page 4... -
Page 21: X83; Freezer To Cooler Leveling
ILLUSTRATIONS Freezer to Cooler Leveling FIGURE 2 2A. Short Case Lineup 2B. Long Case Lineup ... -
Page 22: X83; Leveling Cases Prior To Joining
ILLUSTRATIONS Leveling Cases Prior to Joining FIGURE 3 3A. Measure and mark exact case outline 3B. Mark floor level differences 3C. Shim placement at each base. 20 • Illustrations - Leveling Cases Prior to Joining Refer back to page 4... -
Page 23: X83; Rvlc30 Base Locations
ILLUSTRATIONS RVLC30 Base Locations FIGURE 4 Refer back to page 5 Illustrations - RVLC30 Base Locations • 21... -
Page 24: X83; Rvlc30Bb Base Locations
ILLUSTRATIONS RVLC30BB Base Locations FIGURE 5 22 • Illustrations - RVLC30BB Base Locations Refer back to page 5... -
Page 25: X83; Case Squareness
ILLUSTRATIONS Case Squareness FIGURE 6 Refer back to page 5 Illustrations - Case Squareness • 23 ... -
Page 26: X83; Shim Placement
ILLUSTRATIONS Shim Placement FIGURE 7 24 • Illustrations - Shim Placement Refer back to page 5 ... -
Page 27: X83; Shim Orientation
ILLUSTRATIONS Shim Orientation FIGURE 8 Refer back to page 5 Illustrations - Shim Orientation • 25... -
Page 28: X83; Rvlc30Bb Wood Planks
ILLUSTRATIONS RVLC30BB Wood Planks FIGURE 9 RELEASED SP-6061 REV. A 26 • Illustrations - RVLC30BB Wood Planks Refer back to page 5 REVISION INFORMATION REVISION DESCRIPTION DATE ECN No. 11038 7/22/2015... -
Page 29: X83; Spacer Block
ILLUSTRATIONS Spacer Block FIGURE 10 Refer back to page 6 Illustrations - Spacer Block • 27 ... -
Page 30: X83; Rvlc30 Caulking Instructions
ILLUSTRATIONS RVLC30 Caulking Instructions FIGURE 11 IT IS CRITICAL TO FOLLOW THIS PROCEDURE TO ENSURE CASES ARE PROPERLY SEALED. Note: Apply sealant to only one case—not both cases—as excessive amounts of ... -
Page 31: X83; Rvlc30Bb Caulking Instructions
ILLUSTRATIONS RVLC30BB Caulking Instructions FIGURE 12 IT IS CRITICAL TO FOLLOW THIS PROCEDURE TO ENSURE CASES ARE PROPERLY SEALED. Note: Apply sealant to only one case—not both cases—as excessive amounts of sealant may squeeze out of the case joint. The sealant will spread out when the ... -
Page 32: T-Strip
ILLUSTRATIONS END BRACKETS ARE FACTORY INSTALLED. T-Strip EXPLODED FOR CLARITY. CAULK EDGE BEFORE INSERTING FIGURE 13 END BRACKETS ARE FACTORY INSTALLED. EXPLODED FOR CLARITY. CAULK EDGE BEFORE INSERTING DOOR DOOR END MULLION END MULLION CAULK DOOR DOOR END MULLION END MULLION CAULK JOINT BETWEEN CASES... -
Page 33: Nsf Caulking Instructions
ILLUSTRATIONS NSF Caulking Instructions FIGURE 14 SURFACES TO BE CAULKED MUST BE CLEAN, DRY, AND FREE OF FROST (ABOVE 40ºF). Note: NSF sealant must be applied with no gaps to seal the ... -
Page 34: Drain Line
ILLUSTRATIONS Drain Line FIGURE 15 ... -
Page 35: Kick Plates - Tinnerman Clips
ILLUSTRATIONS Kick Plates - Tinnerman Clips FIGURE 16 Refer back to page 7 Illustrations - Kick Plates - Tinnerman Clips •... -
Page 36: 30" Electric Defrost
9651 NEW ISSUE 34 • Illustrations - 30" Electric Defrost Refer back to page 10 MATERIAL: (NONE) UNLESS OTHERWISE ZERO ZONE, INC. (PER SP-0404) SPECIFIED, ALL DIMENSIONS 110 NORTH OAKRIDGE DRIVE ARE IN DECIMAL INCH NORTH PRAIRIE, WISCONSIN DRAWN BY:... -
Page 37: 30" Hot Gas Defrost
TERMINATION PROBE LOCATION Refer back to page 10 Illustrations - 30" Hot Gas Defrost • 35 MATERIAL: (NONE) UNLESS OTHERWISE ZERO ZONE, INC. (PER SP-0404) SPECIFIED, ALL DIMENSIONS 110 NORTH OAKRIDGE DRIVE ARE IN DECIMAL INCH NORTH PRAIRIE, WISCONSIN DRAWN BY:... -
Page 38: Electrical Box
ILLUSTRATIONS Electrical Box FIGURE 19 36 • Illustrations - Electrical Box Refer back to page 11 ... -
Page 39: Refrigeration Line Sizing - Frozen Foods
ILLUSTRATIONS Refrigeration Line Sizing - Frozen Foods FIGURE 20 R-404 Line Sizing Tables for Zero Zone VZ/VLC Frozen Food Freezer (-7°F Evaporator Temperature) Liquid Line Sizing - Electric Defrost* Up to 50 equivalent feet Up to 100 equivalent feet Up to 150 equivalent feet Up to 200 equivalent feet 90°F Liquid, 2°F Pressure Drop... -
Page 40: Refrigeration Line Sizing - Ice Cream
ILLUSTRATIONS Refrigeration Line Sizing - Ice Cream FIGURE 21 R-404 Line Sizing Tables for Zero Zone VZ/VLC Ice Cream Freezer (-16°F Evaporator Temperature) Liquid Line Sizing - Electric Defrost* Up to 50 equivalent feet Up to 100 equivalent feet Up to 150 equivalent feet Up to 200 equivalent feet 90°F Liquid, 2°F Pressure Drop... -
Page 41: Electric Defrost Wiring Diagram
ILLUSTRATIONS Electric Defrost Wiring Diagram FIGURE 22 Refer back to page 13 Illustrations - Electric Defrost Wiring Diagram • 39... -
Page 42: Hot Gas Defrost Wiring Diagram
ILLUSTRATIONS Hot Gas Defrost Wiring Diagram FIGURE 23 40 • Illustrations - Hot Gas Defrost Wiring Diagram Refer back to page 13... -
Page 43: Master/Satellite Wiring Diagram
ILLUSTRATIONS Master/Satellite Wiring Diagram FIGURE 24 Refer back to page 13 Illustrations - Master/Satellite Wiring Diagram • 41... - Page 44 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 © 2020 Zero Zone, Inc. All Rights Reserved. • APR 2020 66-0025 REV F...