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FROZEN FOOD CASE
Installation & Operation Handbook
OWZA
Table of Contents
Energy Data & Dimensions ...........................2-3 Use & Maintenance ........................................11
General Information .........................................4 Parts Ordering ................................................12
Installation ......................................................5-6 Appendix A: Domestic Wiring Diagrams
Refrigeration Piping .........................................7 Appendix
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ii
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Important ® At Hill PHOENIX , the safety of our customers and employees, as well as the ongoing performance of our products, are top priorities. To that end, we include important warning messages in all Hill PHOENIX installation and operation handbooks, ac- companied by an alert symbol paired with the word "DANGER", "WARNING", or "CAUTION". All warning messages will inform you of what the potential hazard is; how to reduce the risk of death, injury, or damage; and what may happen if the inst
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ENERGY DATA OWZA System Requirements Plug Cord Model Volts Phase Hz Style Length OWZA - 8' 230 1 60 L14-30P 10' 1 For export cases, a NEMA L6-30 electrical plug is used. Condensing Unit Data (2 units/case) Condenser Fans 2 3 Frequency RLA LRA Lbs. of 4 Amps Watts Model Volts Phase (Hz) HP (amps) (amps) Refrig. Refrig. OWZA - 8’ (med temp) 208-230 1 60 3/4 7.7 37.0 R404A 1.4 70 5 OWZA - 8’ (low temp) 208-230 1 60 1-1/2 15.4 74.0 R404A 2.8 140 10 2 RLA = Running Load Amps 3 LRA = Locked Rotor
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CASE DIMENSIONS MODEL OWZA 6" THERMOPANE GLASS FRONT 43-1/4 in [109.9 cm] 12-7/8 in [32.7 cm] 38-1/2 in 43 in [97.8 cm] [109.2 cm] COIL PLENUM 29-5/8 in [75.3 cm] 13-1/8 in [33.3 cm] 8-7/8 in 7-7/8 in [22.6 cm] [20.0 cm] 33-11/16 in [85.6 cm] 42-9/16 in [108.1 cm] 51-5/16 in [130.3 cm] CONDENSING UNIT CONDENSING UNIT 53-1/4 in 42-5/8 in [135.3 cm] [108.2 cm] DRAIN PAN JUNCTION BOX 1-1/2 in [3.8 cm] C L 96 in [243.8 cm] {8’ CASE} 3
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GENERAL INFORMATION Thank you for choosing Hill PHOENIX for your food merchandising needs. This handbook contains important technical infor- mation and will assist you with the installation and operation of your new Hill PHOENIX display cases. By closely following the instructions, you can expect peak performance; attractive fits and finish; and long case life. We are always interested in your suggestions for improvements (e.g. case design, technical documents, etc.). Please feel free to c
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INSTALLATION MOVING CASES Hill PHOENIX display cases are generally shipped to stores with casters installed on the base frame. The casters make the job of moving cases easier for everyone involved in the ship- FRONT ping and installation process, as well as reducing the chance of KICK PLATE damage from raising and lowering cases with ”J” bars to place CONNECTOR SCREW them on dollies, skates or rollers. In most situations, one or two TAB persons can easily move the case into position. When
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REFRIGERATION PIPING Refrigeration components for OWZA cases are easily acces- The diagram on page 7 illustrates all of the refrigeration sible in the tank and beneath the case. components in the case – the box-shaped dotted line indicates those components that are located within the case tank. The expansion valve and suction line 1/4” access valve are both located on the front-left side of the tank and are acces- Basic defi nitions of these components are listed below. sible without lifti
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(Refrigeration Piping, cont'd) MODEL Split OWZA Evaporator TANK AREA TVX Fan Bulb Plenum TVX TVX 1/4" 1/4" Access Access Valve Valve Flow Direction Filter Condenser Drier Service Valve Service Valve Compressor Receiver Condenser Fan Flow Direction Dual Pressure Control Filter Condenser Drier Service Valve Service Compressor Valve Receiver Condenser Fan 7
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PLUMBING The “P” trap assembly – attached to the case at the factory so outlet is specially molded with PVC material and the “P” trap no assembly is required – directs the case drainage to the drain is constructed of PVC. Care should be given to make certain pan. that all connections are water tight and are sealed with appro- priate PVC primer and PVC cement. The case drain is located front-and-center in the case for con- venient access – simply remove the front kick plate. Should Be cer
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ELECTRICAL CONNECTIONS The OWZA comes pre-wired with a NEMA L14-30P twist- tion utilizes on the right-hand controller. lock plug (250 volt, 4-prong). For export models, a NEMA The case is turned ON/OFF via an electric breaker that is L6-30 twist-lock plug (250 volt, 3-prong) is used. located on the electrical junction box, in the left-hand side of the case behind the front kick plate. Dual Dixell XR03CX digital controllers are provided for case operation and programming. The controllers are
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TE MED MP AIR FLOW, DEFROST & TEMP CONTROL DEFROST & TEMPERATURE CONTROLS ing the front kick plate and lower front panel, see the trim out section of this manual on page 5. OWZA cases are equipped with both Electric (low-temp) and Timed-Off (medium-temp) defrost and can be run in either low- It is important to consult the control setting guidelines shown or medium-temperature defrost modes. Switching between the on page 2 before setting the defrost schedule. Further adjust- two different
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USE & MAINTENANCE CASE CLEANING CLEANING PROCEDURES Cases are designed to facilitate cleaning. All surfaces pitch to • A periodic cleaning schedule should be established to a deep-drawn drain trough that angles toward the front-center maintain proper sanitation, insure maximum operating ef- of the case where the waste outlet is located for easy access. ficiency, and avoid the corrosive action of food fluids on metal parts that are left on for long periods of time. We The coil is cover
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PARTS ORDERING 1. Contact the Service Parts Department at: 1-800-283-1109 2. Provide the following information about the part you are ordering: • Model number and serial number of the case for which the part is intended. • Length of the part (if applicable). • Color of part (if painted) or color of polymer part. • Whether part is for left- or right-hand application. • Quantity *Serial plate is located on the right-hand side of the rear baffle, inside the product area. 3. If the parts are to
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APPENDIX A: DOMESTIC WIRING DIAGRAM
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APPENDIX B: EXPORT WIRING DIAGRAM
