INSTALLATION & SERVICE MANUAL Polar King
Contents
1. FIELD WIRING DPC G N L1 L2 CONDENSING UNIT JUNCTION BOX e E Em 412 Bu HOLDER DEFROST TIMER p BLK 2 R ls 6 CH ng G sv Y 3 4 N BLK OG EVAPORATOR BLK 1 d Nx R LIGHTS N in N 209299000000 BLK BLU N FANS O n BLU BR RT B BR BLU gt Y BR a BLK BLACK BLU BLUE BR BROWN CH CRANKCASE HEATER GR GREEN DPC DUAL PRESSURE CONTROL G GROUND RT ROOM THERMOSTAT N NEUTRAL SV LIQUID LINE SOLENOID VALVE OR ORANGE P PURPLE R RED W WHITE Y YELLOW Cooler Single Phase Schematic 23 WIRING DIAGRAM FREEZER 1 2 TO 2 HP SINGLE PHASE FIELD WIRING DPC G N Li L2 CONDEN2. BL PaL d na 2 CB5 15 30 30 5 15 Wote 20 B B joy l 719 JO a x FIELD WIRING Oto Q y BK R BL BK BL BK BL BK BL Q ights u L I 115 V m L2 H QE L3 J MES N I 1 D 1 l BL G Hop 52 2 oH R r9 WA 230 RT 1 BK PDZ Lo o ljo o R P _ 2151 9 ojlo 1 ja 7 L2 us y Lk I O 5 i hp L 15 C2 ER C3 Q OPTIONAL SPDT SWITCH Alaa 9 1 PIS BR BK R BL BK R Chu R D ti 2 p TP 0 alls ellellelle eal je L BK BK 6 2 HM JAR alie CH a d ASC DPC fo EVAP EVAPORATOR BOX M FANS DH AN COMPRESSOR ELECTRICAL BOX REMOVE SMRER BLK BLACK CB CIRCUIT BREAKER ALL WIRES TO BE 14 AWG BLU BLUE C1 COMPRESSOR CONTACTOR EXCEPT WHERE NOTED BR BROWN C2 HEATER CONTACTOR GR GREEN C3 FAN CONTACTOR G GROUND PDS PUMP DOWN SWITCH N NEUTRAL PD POWER DISTRIBUTION BLOCK OR ORANGE TB1 TERMINAL BLOCK P PURPLE DPC DUAL PRESSURE CONTROL R RED RT ROOM THERMOSTAT W WHITE SV SOLENIOD VALVE Y YELLOW DH DEFROST HEATER CH CRANKCASE HEATER ASC ANTI SHORT CYCLE Free
3. EVAP FANS BLK BLACK BLU BLUE BR BROWN GR GREEN G GROUND N NEUTRAL OR ORANGE P PURPLE R RED W WHITE Y YELLOW ALL WIRES TO BE EXCEPT WHERE 14 AWG OTED CIRCUIT BREAKER C1 COMPRESSOR CONTACTOR C2 HEATER CONTACTOR C3 FAN CONTACTOR PDS PUMP DOWN SWITCH PD POWER DISTRIBUTION BLOCK TB1 TERMINAL BLOCK DPC DUAL PRESSURE CONTROL RT ROOM THERMOSTAT SV SOLENIOD VALVE DH DEFROST HEATER CH CRANKCASE HEATER ASC ANTI SHORT CYCLE Freezer Three Phase Schematic 3 HP EVAPORATOR BOX REMOVE JUMPER TI TON SEQUENCE OF OPERATION COOLERS AND FREEZERS COOLERS All standard units are equipped with an adjustable thermostat located on the lower right hand side of the evaporator coil onthe inside ofthe walk in All units are set at the factory to the temperature requested by the customer Minor adjustments in operating temperature may be made to suit your needs by a qualified refrigeration technician Polar King recommends that you do not set the temperature colder than required as this will cause unnecessary power consumption Recommended temperature for a cooler ranges from 34 F to 37 F unless specified otherwise for special applications Refrigeration Initial Start Up When starting up the cooler
4. AR Polar INTERNATIONAL ING INSTALLATION amp SERVICE MANUAL ONE PIECE OUTSIDE WALK IN COOLERS FREEZERS Polar King International Inc SERVICE 4424 New Haven Avenue Fort Wayne Indiana 46803 In Indiana 260 428 2530 Toll Free 1 800 223 2017 Fax 260 428 2533 06 10 SALES 4424 New Haven Avenue Fort Wayne Indiana 46803 In Indiana 260 428 2530 Toll Free 1 800 752 7178 Fax 260 428 2533 Polar INTERNATIONAL INC KA To Our Customers Thank you for purchasing a Polar King walk in to fill your refrigerated storage requirements Your walk in has been designed and engineered to provide years of trouble free service All Polar King walk ins are factory constructed using space age materials and state of the art manufacturing techniques Every unit receives numerous quality inspections and is pre tested prior to delivery The finished product is the best and most efficient walk in available on the market However should you experience a service problem please contact our customer service department They will work with you on resolving the problem and insure your continued satisfaction Again thank you for selecting a Polar King Should you require future refrigerated storage we would appreciate the opportunity to serve you Polar King International Inc Be sure to register your new Polar King walk in online at www polarking
5. 20 ELECTRICAL CONNECTIONS SINGLE PHASE ioa e retra semis eden 21 ELECTRICAL CONNECTIONS THREE PHASE uiis hips eb mea cd lt 22 WIRING DIAGRAM COOLER 1 2 TO 2 HP SINGLE PHASE 23 WIRING DIAGRAM FREEZER 1 2 TO 2 HP SINGLE PHASE iie eerste eee 24 WIRING DIAGRAM COOLER 1 2 TO 3 HP THREE PHASE ttn ridi gene an 25 WIRING DIAGRAM FREEZER 1 2 TO 3 HP THREE PHASE rtt Serres 26 WIRING DIAGRAM FREEZER 3 HP THREE PHASE bl 27 A General Unit Information Sheet is included with this manual for your convenience This sheet contains detailed information on your walk in Please have this information available when requesting service 3 SEQUENCE OF OPERATION COOLERS AND FREEZERS 28 EN 28 REFRIGERATION INITIAL START UP ae i SA B A 28 DERRE 28 FREEZERS v re ee 28 REFRIGERATION INITIAL START UP 28 DEFROST TIME INITIATED TEMPERATURE TERMINATED 29 DEFROST ADJUSITMENTS FREEZER relaterede 30 OPERATING TIPS eee entend D EM 31 TO RESET DIAL THERMOMETER tals eae 31 FOR LOWER TEMPERATUR E ated A e ee 31 FOR HIGHER TEMPERATURE iii ot feet de ta 31 TROUBLESHOOTING Luer 32 APPROVALS amp CODE GOMPUANGES is ai ee e i d a e abis 33 EQUIPMENT APPROVAL
6. 2 3 4 10 per hour and there is no ___ BTUH load from warm products entering unit The refrigeration system shall be wired to run on 208 V 60HZ 1PH 230 V 60HZ 1PH 208 230V 60HZ 3PH power STRUCTURE The walk in structure shall be constructed with a fiberglass interior and exterior and no lessthan a4 urethane core The interior and exterior fiberglass shell shall be completely seamless and will form a one piece structure The exterior shall be rust dent and scratch resistant The exterior shall be coated with an industrial enamel finish Partition walls shall be constructed in the same manner as the exterior walls with no less than a 4 urethane core FLOOR A 4 insulated R 28 prefabricated floor shall be supplied The floor shall be reinforced with woven fiberglass matting on top of a 1 2 plywood sub floor bonded to the urethane core forming a watertight seal A skid resistant surface coating will be applied to the floor surface The floor shall be constructed for permanent elevation 1 1 2 above grade The elevation provides for air circulation under the floor to eliminate corrosion and the need for an insulated and or ventilated slab Awelded heavy duty steel frame shall be encased in fiberglass and permanently bonded to the floor to ensure total portability without damage to the walk in The floor shall have the capacity to support 900 Ibs sq ft of evenly distributed load 14 INSULAT
7. Prices are F 0 B shipping point unless otherwise quoted in writing DELIVERY All delivery dates given by the Seller are approximate and are estimates only not promises and are contingent of fires strikes accidents embargoes and other causes beyond the Seller s control While every effort will be made to meet estimated delivery dates the Seller accepts no liability for loss of profit consequential or other damages caused by delay in delivery or failure to deliver The Seller has no obligation to deliver goods against any order unless and until it has accepted the order by issuance of its acknowledgment of order The Seller assumes no responsibility beyond delivery to carrier in good order and is not responsible for loss damage goods in transit or in aiding the purchaser in case of loss or damage The consignee should make all claims for loss damage or delay against the carrier CANCELLATIONS The Seller subject to a cancellation charge will accept cancellation of an order for time materials and delivery PATENTS Goods manufactured and sold by the Seller may be used by the buyer pursuant to such patent rights as the Seller has and such goods do not in and of themselves infringe any unexpired U S patent but the Seller shall not be liable for any use to which any such goods may be put as part of any system mechanism or process covered by patent rights of others WARRANTY Warranty of Seller s Products Exceptw
8. BUILDING FOUNDATION PROVIDE A LEVEL SLAB AS REQUIRED BY YOUR LOCAL BUILDING CODE It is very important that the surface the walk in will sit on is level and flat for proper drainage and mechanical operation Through Wall Details COMPRESSOR MAX HEIGHT TF IT II Lt 1 7 STANDARD HEIGHT FREESTANDING UNIT NOTE The height may be adjusted to meet site conditions The interior height can be any dimension from 6 6 to 10 2 Exterior height is determined by adding 11 to the interior height Contact Polar King for applications requiring sloped roofs Height Details 10 1 172 x 3 x 11 Ga 11725 3 4124 2 x 178 A513 STEEL TUBE A36 STEEL ANGLE EXTERIOR WIDTH END ELEVATION VIEW Frame Spacing Number of Tubes A B 3 1 2 1 2 1 2 1 2 1 2 24 34 1 2 36 46 1 2 28 1 2 3 3 3 5 5 5 5 5 5 7 Frame Details 11 4 OR 5 N STANDARD NON SKID FLOOR FINISH WITH INSULATION 28 GRADE SAND AGGREGRATE 80 MIL THICK FRP COMPOSITE ON INTERIOR OF UNIT 100 MIL THICK FRP COMPOSITE SUB FLOORING ON EXTERIOR OF UNIT SEE TABLE 4 THICK X 2 0 PCF NOMINAL DENSITY POLYISOCYANURATE FOAM INSULATIO gt gt gt f 4 1 1 2 X 3 X 11 GA STEEL TUBE FR
9. bonded to sub floor to form a watertight seal Floor shall be slip resistant and able to support pallet jack traffic The floor shall have the capacity to support 5000Ibs sq ft of evenly distributed load Custom Exterior Finishes Shall be factory installed including but not limited to stucco vinyl siding wood fencing and brick Supplementary Compartment Heaters Shall be included with the refrigeration system and shall be factory installed and wired The heater shall be of sufficient capacity to maintain a 35 F compartment temperature with a 40 F ambient temperature The supplementary heater shall be complete with all required safety and operating controls Full Bar Security Lock Shall be constructed of 1 4 case hardened steel and factory installed on doors which provide outdoor access to unit Through Wall Door Threshold Shall be factory provided for installation by others Shall be 1 2 H x 5 D x width of door Threshold shall be aluminum with PVC vinyl frost barrier Cadmium plated wood screws for anchoring shall be included 2 47 SELF CONTAINED REFRIGERATION SYSTEM S Packaged refrigeration system s shall be manufactured and factory installed by the walk in unit manufacturer Svstem s shall be complete and ready to operate without field assembly installation or start up required Refrigerants shall be non flammable type R 404a or other acceptable substitute when necessary Electrical contro
10. com Name Phone Number Address Email address City _ Model Number State Province Serial Number Zip Postal Code Purchase Date mm dd yyyy Country Purchase Location We do not sell rent or otherwise distribute your private information to any third party Please see our Privacy Policy for more information TABLE OF CONTENTS REFRIGERATION BAL Suu 5 HEAT LOAD RER EE EEE 5 PRODUCT LOAD verre dreper 6 LOADING YOUR WALK IN sunsets a dat 6 BASIC STRUCTURE vvs Ser 6 REFRIGERATION mt 6 WALK THROUGH INSTALLATION tini kafe iii eb 6 INSTALLATION INSTRUCTIONS 7 ROOF FLASHING INSTALLATION lie ir e e 8 SIDEWALL FLAS INEJNS e it 9 ARCHITECTURAL ENGINEERING SPECIFIGANONS ie arei 14 GENERAL e ai RE M 14 SIZE GAPAGLEY i a Dade 14 STRUCTURE er eae oer E 14 FEOOR RR ER EE NE 14 INSULATION ve 15 HEN 15 DN Fe 15 THERMOMETER vred 15 utes RE ER SE 15 DOOR WEATHER HOOD ee eer emer er eee ne EUM ELE 16 OPTIONAL ACCESSORIES SPECIFICATIONS sine ini A lata be d 16 SELF CONTAINED REFRIGERATION SYS EMS ie e 18 PRESSURE VENT vasene 18 MAINTENAM fe R 19 RECOMMENDED ANNUAL MAINTENANCE 19 RUTEREN 19 ALLOWABLE VOLTAGE cien 19 AMP LOAD REQUIREMENTS AND BTUH SYSTEM
11. shown on plans and drawings Door to be used to provide exterior access to non refrigerated compartment Door shall be constructed of 18 ga primed steel and equipped with security peephole panic bar type inside release ball bearing hinges key locking latch and felt door sweep Door jamb shall be 16 ga primed steel with foam weather strip and a parallel arm type hydraulic door closer Hurricane Anchors Shall be factory provided for installation by others The anchors shall be installed by placing the 1 1 8 x 2 flat steel bar into the 1 1 2 x 3 rectangular steel tubing permanently attached to floor of walk in and bolting the anchor down to the concrete slab by placement of 1 5 8 diameter Hilti Kwik Bolt II expansion anchor bolt or equivalent for each tie down plate Exterior Flood Light Shall be mounted where shown on plans and drawings Fixture shall be 110V 60HZ 1 PH with one 150 watt incandescent flood lamp and photoelectric switch Extra Heavy Duty Sealed Floor Shall have 3 4 plywood sub floor permanently bonded to the foam insulation core Floor shall have fiberglass matting bonded to sub floor to form a watertight seal Floor shall be slip resistant and able to support pallet jack traffic The floor shall have capacity to support 1000 Ibs sq ft of evenly distributed load Pallet Duty Sealed Floor Shall have 3 4 plywood sub floor permanently bonded to the insulation core Floor shall have fiberglass matting
12. 300 47 9 33 2 DJAL 040Z MLT4 220 4 208 230 22560 18480 54 1 41 2 R 404A Low Temperature 0 F 10 F Semi Hermetic EJAL A075 LCE6 43 3 4 208 230 4600 3870 12 3 8 8 EJAL A100 LCE4 57 1 208 230 5500 4670 16 4 11 3 CJAL 0150 LCE6 94 1 1 2 208 230 8600 7000 21 1 15 6 CJAL 0200 LCE6 120 2 208 230 11800 9700 26 8 16 3 CJAL 0300 MLT6 190 3 230 19400 14500 33 9 N A CJAL 0300 MLT6 190 3 208 230 19400 14500 N A 26 7 CJDL 0300 MLT6 260 3 D 208 230 25500 19800 46 2 31 8 CJDL 0400 MLT6 310 4 208 230 29800 24100 N A 25 5 CJDL 0600 MLT4 370 6 208 230 35500 28300 N A 50 4 CJDL 0750 MLT4 530 7 1 2 208 230 49900 39700 N A 55 6 LDT 1000L6 ELT4 746 10 208 230 67850 54240 N A 77 9 20 ELECTRICAL CONNECTIONS SINGLE PHASE FIELD WIRING G N 1112 CONTROL PANEL 7 SB HOLDER DEFROST TIMER ge 2 HA za 202222202000 2 GROUND WIRING INSTRUCTIONS Control Panel is located at the condensing unit on top of the walk in A hole may be drilled through the fiberglass condensing unit cover for incoming power Electrical hookup must comply with the National Electrical Code The installed control panel may or may
13. AME SEE SPECIFICATION SHEET CAT B3 FOR DETAILS FLOOR THICKNESS FLOOR TYPE OVERALL THICKNESS SUBFLOOR THICKNESS HEAVY DUTY 6 3 8 1 2 EXTRA HEAVY DUTY 6 5 8 3 4 PALLET JACK FLOOR 7 1 8 1 1 4 100 MIL EXTERIOR OR 80 MIL INTERIOR REINFORCED FIBERGLASS CONSISTING OF FIBERGLASS SPRAY GUN ROVING 207 YARDS PER POUND YIELD IN GENERAL PURPOSE POLYESTER RESIN 33 34 GLASS CONTENT WITH NO FILLER Curb Details 12 FINISHED OPENING HEIGHT SHED OPENING HEIGHT 32 44 80 86 EIGHT OF OPENING TO BE APP 8 GREATER THAN DOOR H FLOOR HEIGHT SEE CAT B4 ROXIMATELY EIGHT Door Opening Details DOOR WIDTH FINISHED OPENING WIDTH FINISHED OPENING 13 ARCHITECTURAL ENGINEERING SPECIFICATIONS The following specifications are designed for use as a guide to Architectural Engineering and Food Service Consultant specification writers on projects utilizing outdoor walk in refrigeration equipment Where items appear in brackets selection of one of the alternatives is
14. ION All insulation must be rigid unfaced closed cell polyisocyanurate foam chemically bonded to the interior and exterior fiberglass to form a one piece structure Standard insulation thickness shall be 4 for coolers and 5 for freezers The thermal conductivity K shall not exceed 165 BTU s in sq ft hr F The thermal resistance R factor shall not be less than 25 for coolers or 32 for freezers The insulation shall be U L Class I having aflame spread of less than 25 fuel contributed of 0 and smoke developed of less than 185 LIGHTING Unit must be complete with incandescent fluorescent light fixtures factory installed and tested for proper operation priorto shipment A 100 watt incandescent bulb shall be used for each 50 sq ft of interior floor space and controlled by either a motion sensor in combination with a wall switch or a timer operated wall switch 23 watt compact fluorescent bulb shall be used foreach 50 sq ft of interior floor space and controlled by a wall switch A four foot two bulb fluorescent fixture shall be used for each 100 sa ft of interior floor space and controlled by a wall switch Lights shall be contained in a vapor proof fixture DOORS Doors are constructed in the same manner as the walls with no less than 4 inches of foam insulation All doors opening into a controlled temperature room shall be supplied with doorframe heaters which shall supply sufficient heat to preve
15. LK B jil il cl 2111211121111 CBI CB2 BR TB DPC BR 20 15 eljelle P SV s EVAPORATOR U NU UU uU f Y BLK LI BLK 4 LIGHTS V n ollellel Ut LI2 Lis BLU 11 Tl2 FANS DID BUT BLU BL ER LK RT e BR Y BLU A BR N e BLK BLACK BLU BLUE RT ROOM THERMOSTAT BR BROWN CH CRANKCASE HEATER j GR GREEN DPC DUAL PRESSURE CONTROL G GROUND ET ELECTRONIC T STAT N NEUTRAL SV LIQUID LINE SOLENOID VALVE OR ORANGE CB1 208 230 VOLT CIRCUIT BREAKER P PURPLE CB2 110 VOLT CIRCUIT BREAKER R RED TB TERMINAL BLOCK W WHITE C1 COMPRESSOR CONTACTOR Y YELLOW Cooler Three Phase Schematic 25 WIRING DIAGRAM FREEZER 1 2 TO 3 HP THREE PHASE
16. S GOMPLIAN GES ceteri Sa cR ce nemne 33 BUILDING GODE GENERAL GOMPLEIAN UES t cato n Ri ne reped rp rris 33 CONDITIONS OF SALE T 33 WARRANTY PE a n a ET 34 WARRANTY WORK POLICY kotru ema tas ip 34 REGISTRATION FORM ae 35 REFRIGERATION BASICS Modern refrigeration has many applications The first and probably the most important is the preservation of food because most foods kept at room temperature spoil rapidly However when kept cold most foods will keep much longer Before looking at the operation of mechanical refrigeration it is important to understand the physical and thermal properties of the mechanisms and substances used to extract heat Removing heat from the inside of the walk in is somewhat like removing water from a leaking boat Asponge may be used to soak up the water and then held over the side squeezed and the water released overboard The operation may be repeated as often as necessary to transfer the water from the boat back into the lake In a walk in heat instead of water is transferred Inside the walk in heat is absorbed by the liquid refrigerant in the evaporator as the refrigerant changes from a liquid to a vapor After the refrigerant has absorbed heat and turned it into a vapor it is pumped into the condensing unit located outside the refrigerated space and then compressed The heat is squeezed out by high tem
17. SING UNIT JUNCTION BOX e BER BLK n CB HOLDER DEFROST TIMER i l BLK 5 Ta R R G CH R H J a se 2 2 Y 3 BLK EVAPORATOR BLK 1 2 x 4 R Hd LIGHTS 7 ika N 6022222022200 H1 2 R BLK BLU OR Fo BLK F3 P R N BLU DIR BLU 91 J e OR L OR R R e 4 BR 2 RT P el R BLU Y OR E 4 V BLK BLACK ie jan BLU BLUE BR BROWN GR GREEN G GROUND N NEUTRAL OR ORANGE CH CRANKCASE HEATER P PURPLE DPC DUAL PRESSURE CONTROL NAMES RT ROOM THERMOSTAT W WHITE SV LIQUID LINE SOLENOID VALVE Y YELLOW DIR DEFROST INTERLOCK RELAY Freezer Single Phase Schematic 24 WIRING DIAGRAM COOLER 1 2 TO 3 HP THREE PHASE FIELD WIRING CH G N L1 L2 L3 CONDENSING UNIT JUNCTION BOX DEFROST TIMER BLK B
18. ated All condensate pans shall be piped to PVC drain line exiting the wall nearest to drain pan Evaporators shall be located as shown on plans and drawings PRESSURE RELIEF VENT All freezer compartments shall be supplied witha heated pressure relief vent It shall include interior and exterior covers 120V 60HZ 1PH antifreeze heater assembly closable damper assembly to close when not venting and a PVC sleeve to protect urethane foam in wall structure 18 MAINTENANCE RECOMMENDED ANNUAL MAINTENANCE As part of a comprehensive maintenance plan Polar King recommends that the following service functions be performed at least once a year Heavy dust areas may require more frequent attention It is also recommended that a qualified refrigeration technician perform service Clean condenser coil Check unit for proper operation Check refrigerant charge gt Have condensate drain line checked and cleaned 5 Have evaporator coil checked and cleaned with mild detergent Oil all electric motors in use Check cut in and cut out pressures Check for proper defrost cycle CIRCUIT BREAKERS All Polar King coolers and freezers are equipped with circuit breakers Circuit breakers must be in the ON position for the unit to operate DO NOT USE THE CIRCUIT BREAKERS AS AN ON OFF SWITCH Units must go through a pump down first or compressor damage may occur at start up Interior lights are prewir
19. ay Light Switches Shallbeflushmounted vapor proof and shall allow the lighting system to be turned ON or OFF at either switch location Pressure Relief Vent Cooler Shall include interior and exterior covers 120V 60HZ 1PH antifreeze heater assembly closable damper assembly to close when not venting and a PVC sleeve to protect urethane foam in wall structure A pressure relief vent is standard on freezers Remote Refrigeration Mounting Shall be supplied for installation at location by others shown onplans and drawings System shall be complete as specified in SELF CONTAINED REFRIGERATION SYSTEM S except for suction line piping and insulation liquid line piping and interconnecting wiring and conduit between condensing unit control panel and evaporator electrical panel Refrigerant lines from evaporator shall be capped and the evaporator charged with dry nitrogen Refrigerant lines from the condensing unit shall be piped to the exterior of the weather hood capped with copper caps and charged with dry nitrogen Interconnecting wiring from shall be from clearly marked terminals on condensing unit to clearly marked terminals on the evaporator coil A wiring diagram showing the required interconnecting wiring shall be furnished Suction line piping and insulation liquid line piping interconnecting wiring conduit and refrigerant shall not be furnished All on site refrigeration piping refrigerant charging and system start up
20. dd refrigerant Compressor inefficient Check and replace valve plate Compressor noisy Shortage of oil Check application for oil return add oil Pumping liquid Check application for oil return ensure that liquid refrigerant does not return to compressor Broken valve reed Check application for liquid pumping replace valve plate 32 APPROVALS amp CODE COMPLIANCES EQUIPMENT APPROVALS COMPLIANCES National Sanitation Foundation NSF National Electric Code NEC U L Listed Class I Foam Insulation U L Listed Major Refrigeration Components U L Listed Electrical Components BUILDING CODE GENERAL COMPLIANCES International Conference of Building Officials ICBO Southern Building Code Congress International SBCCI Building Officials Congress Association BOCA CONDITIONS OF SALE All sales of goods by Polar King International Inc or through its designated representatives hereinafter referred to as The Seller are made subject to the terms and conditions appearing herein CONDITIONS OF SALE Acceptances of orders from buyers are subject to acceptance by the Seller at its Ft Wayne Indiana plant These conditions of sale shall govern and control all orders accepted by Polar King or its representatives No terms or conditions appearing in the buyer s order that are contrary to the Seller s terms and conditions shall be binding upon the Seller un
21. ed No special connections are required they are activated when system connections are made ALLOWABLE VOLTAGES EXTREME ALLOWABLE VOLTAGE AT COMPRESSOR TERMINALS Nominal Extrem Voltage Voltage Range Range Single Phase 60 HZ 230 207 253 208 230 187 253 Three Phase 60 HZ 460 414 506 575 517 632 19 AMP LOAD REQUIREMENTS AND BTUH SYSTEM CAPACITIES Condensing Unit Evaporator HP Voltage BTUH 1 PH 3 PH R 404A Medium Temperature 35 F FJAF A056 LCA6 62 1 2 208 230 5990 9 8 N A FJAF A075 LCA6 90 3 4 208 230 7780 13 4 N A FJAM A125 LCA6 110 1 1 4 208 230 9880 16 4 13 5 FJAM A150 LCA6 135 1 1 2 208 230 13500 23 0 19 6 FJAM A200 LCA6 185 2 208 230 17300 25 1 20 9 FJAM A225 LCA6 215 2 1 4 208 230 19200 27 8 23 7 FJAM A300 LCA6 260 3 208 230 25400 38 5 31 5 FJAM A325 MMT6 300 3 1 4 208 230 28900 40 8 31 8 FJAM A400 MMT6 450 4 208 230 39900 50 1 39 3 FJAM A500 MMT6 510 5 208 230 46000 63 4 50 9 R 404A Low Temperature 0 F 10 F Hermetic FJAL A103 LCE4 57 1 208 230 4950 3570 17 3 13 3 DJAL 015Z LC36 94 1 1 2 208 230 9730 7870 24 6 19 2 DJAL 020Z LCE6 120 2 208 230 12100 9780 30 0 21 6 DJAL 022Z LCE4 139 2 1 4 208 230 13000 10600 31 0 24 4 DJAL 025Z LCE6 160 2 1 2 208 230 15400 12600 36 4 27 5 DJAL 030Z MLT6 190 3 208 230 18900 15
22. er consumption Recommended temperature on freezer ranges from 0 F to 10 F for frozen food and 10 F to 15 F for ice cream Refrigeration Initial Start Up When starting the system up for the first time the fans will be delayed by the defrost termination thermostat and will not operate until the coil temperature is approximately 20 F The operating sequence is as follows 1 2 Thermostat calls for refrigerant Liquid line solenoid valve opens allowing refrigerant to flow Pressure control makes the control circuit and the condensing unit operates The coil temperature falls to approximately 20 F and the evaporator fans come on NOTE The fans may cycle twoor three times until the room temperature is stabilized 5 When the room thermostat is satisfied the liquid line solenoid will close and the compressor will pump down and turnoff Fan on unit cooler will continue to run 28 Defrost Time Initiated Temperature Terminated After a run period of approximately 6 hours the evaporator coil will be frosted and require a defrost cycle Four defrost cycles per day are programmed atthe factory 4 a m 10a m 4 p m and 10 p m It may be necessary to change the defrost cycle times to fit your work schedule The interiortemperature may rise 10 20 F during the defrost cycle Do not be alarmed No thawing of the product will occur Soon after the cycle is complete the unit will retu
23. fast freezing at temperatures between O F and 15 F is recommended By using these low temperatures small crystals form which do not injure the food tissues It is always important to keep in mind the difference between refrigerating and freezing Further the standard walk in cooler is designed to maintain the temperature of the product at 35 F providing the temperature of the product is within 10 F of this temperature If the product to be maintained is continually at a higher temperature additional refrigeration system capacity will probably be required The same parameters hold true for freezers To insure you have adequate refrigeration capacity be sure to provide your sales consultant with as much information as possible about how you intend to use your cooler and or freezer HEAT LOAD As we mentioned earlier the refrigeration system on your walk in does not make things cold The system instead removes heat from the walk in structure Where does the heat come from that must be removed by the refrigeration process The two most common sources you can control are door openings and product load Did you know that one 100 watt lamp left on in a walk in would generate 8 208 BTU in a 24 hour period Keep door openings and closings to a minimum to conserve energy When working inside the walk in close the door behind you No need to worry as there is a door opener inside PRODUCT LOAD The main heat source in your wal
24. fore starting Take inventory of necessary materials Items provided by Polar King includes a Elastoform flashing 12 wide rubber material The front side has a plastic film covering that can be removed after installation and the back side is uncovered b 45 cant strip fillet strip c Splice adhesive Firestone SA 1065 or equivalent d Pre drilled aluminum termination bar Additional items needed a Mechanical fasteners screws or other type of fastener for termination bar b Silicone sealant See Flashing Detail for approximate placement of materials Be sure roof of walk in is free of dust and dirt to a distance of 12 from building 10 11 EXISTING WALL SILICONE SEALANT BY OTHERS PRE DRILLED TERMINATION BAR FASTENERS 12 O C BY OTHERS 12 ELASTOFORM FLASHING SPLICE ADHESIVE 45 CANT STRIP WALK IN ROOF WALK IN L Des DN NEU Place cant strips against building as shown on detail Apply a coat of splice adhesive that is approximately 5 wide to the roof of your walk in and the wall of your building Apply a coat of splice adhesive to back side of elastoform flashing Allow adhesive to set long enough to get tacky Place flashing face up onto the coated area ofthe roof and wall while keeping it centered on the cant strip Apply pressure to the flashing to be sure that there is a good bond against the roof and the wall At this poin
25. g units However many customers use walk through installation This provides the same convenience as an inside installation without taking up valuable and costly interior floor space Drawings are provided that detail slab elevations dimensions for walk through opening and the flashing detail Should you have any questions on a walk through installation please feel free to contact our sales or engineering departments INSTALLATION INSTRUCTIONS Polar King walk in coolers and or freezers are delivered to our customers fully assembled and require only a few basic procedures prior to start up DO S 1 Provide a level slab as required by your local building code It is very important that the surface is level for proper drainage and operation See Section 3 Technical Information for walk through applications where walk in unit is to be attached to the building 2 Condensing unit on the top or back of the walk in should be a minimum of 6 feet from any building intake or exhaust ventilation fans 3 Keep an open area of at least 3 feet around condensing unit to assure that sufficient air ventilates across the compressor 4 Make sure you have adequate electrical service for your particular unit 5 Once walk in isin place a qualified electrician in accordance with the NEC and or local electrical codes may then wire it A wiring diagram is located on the back of the electrical box panel on the condensin
26. g unit 6 Loosen compressor mounting bolts if supplied 7 Set the correct time of day on the defrost timer This is necessary in order for the preset defrost to occur at the desired times 8 10 If unitis delivered or sits idle in winter months an external heat source should be applied to the compressor crankcase for 12 to 24 hours prior to start up The unit is now ready for operation See sequence of operation Units are preset at the factory to automatically include four defrost cycles for a duration of 30 minutes each Preset defrost cycles may be changed to accommodate different applications DON TS Do not physically alter any controls switches wires or any device carrying an electrical current without disconnecting power to the walk in cooler and or freezer The box temperature is preset at the factory to customer request Temperature selection should not be adjusted up or down If a different temperature is required contact Polar King for proper procedure on changing the preset temperature When cleaning the inside of the unit with any liquid substance turn off electrical power IMPORTANT DO NOT USE BLEACH OR AMMONIA TO CLEAN INSIDE OF UNIT AS IT MAY CAUSE DAMAGE TO COIL SURFACE IMPORTANT DO NOT DISCONNECT MAIN POWER SUPPLY WHILE COMPRESSOR IS RUNNING DAMAGE MAY OCCUR IF COMPRESSOR IS NOT ALLOWED TO PUMP DOWN ROOF FLASHING INSTALLATION Read instructions thoroughly be
27. he procedure stated in this Warranty Work Policy must be followed Failure to follow this procedure may make you responsible for all expenses incurred since any service call not requiring warrantable item will not be paid for by Polar King International Inc NOWARRANTY CLAIM WILL BE PAID WITHOUT A WORK ORDER NUMBER ON THE INVOICE AND THE REPLACED PARTS RETURNED TO POLAR KING INTERNATIONAL INC TO OBTAIN WARRANTY SERVICE AUTHORIZATION PLEASE CALL TOLLFREE 1 800 223 2017 34 NOTES
28. here different express written warranty has been issued with respect to a particular product no warranty of any kind express or implied is extended by the Seller to any person or persons other than its direct buyer The Seller warrants only that it will furnish a replacement for or in its option repair the product of its manufacture of part or portion thereof proved to its satisfaction to be defective in material or workmanship under normal use and service when returned to us freight prepaid The Seller shall have no responsibility for performance of any product sold by it under conditions varying materially from those under which such product is usually tested under existing industry standards nor for any damage to the product from abuse or misuse nor for the design or operation of any particular application The Seller shall not be liable for any cost or expense incurred including without limitation freight labor expense or loss of refrigerant and materials in connection with the removal or replacement of alleged defective equipment or any part or portion thereof nor for incidental or consequential damages of any kind nor under any circumstances for any damage beyond the original purchase price of the goods sold WARRANTY Polar King International Inc hereinafter referred to as Polar King hereby warrants its cold storage units originally purchased from Polar King and installed and operated within the forty eight contigu
29. inter but close to hub Insert screwdriver in pointer slot and turn slowly counter clockwise Adjust to proper setting Figure 4 Higher Temperature Setting 31 TROUBLESHOOTING GENERAL REFRIGERATION SYSTEM SERVICE ANALYSIS PROBLEM POSSIBLE CAUSES CORRECTIVE STEPS Compressor will not run No supply at motor Check connections and controls Main disconnects open Close disconnect Fuse blown Repair electrical defect replace fuse Overload open circuit Rectify overload condition replace overload Control open circuit Repair or replace Burn out Check windings with meter Compressor hums but will not start Incorrectly wired Check against wiring diagram Motor winding incorrectly connected Check winding resistance The resistance of the start windings for single phase motor should be higher than that of the run windings The windings of three phase motors should be equal Low line voltage Check voltage at motor terminals Start capacitor open circuit Relay not operating Replace start capacitor Replace relay Motor winding open circuit Check leads if correct replace compressor Seized compressor Check oil level rectify seize or replace compressor Piston jammed or broken valve reed Rectify cause of liquid pumping replace valve plate Compressor will not run up to speed Low line vol
30. k in is the amount of heat that must be removed from the stored product For example if you load your walk in with 1500 pounds of product at 09F very little heat will have to be removed to obtain a temperature of 10 F If the same 1500 pounds of product is delivered from your supplier at 25 F you must pay to run the refrigeration system to remove this heat from each and every pound of product until the satisfactory temperature of 10 F is reached You will have smaller utility bills if you let your supplier remove heat from the product rather than doing it yourself Remember your unit is designed as either a holding unit little or no product load or has been designed to compensate for known product load It is important to tell your sales consultant how you intend to use your unit If significant product load occurs in aunit designed for holding serious temperature problems may occur LOADING YOUR WALK IN Always move product into your walk in as soon as you receive it The longer you wait the more heat it will absorb and the more you will pay to operate the walk in As you load your walk in be sure to allow plenty of airflow around the product because good airflow decreases the amount of time needed to remove heat Be sure to allow adequate room around the evaporator As well never have a product closer than 12 to 16 inches from the evaporator Remember the evaporator is hot during defrost and can thaw a product that is t
31. less specifically agreed to in writing by an officer of Polar King No representative or agent shall have the authority to abrogate or change any part of these conditions of sale nor to obligate the company for costs of any kind whatsoever without permission from an officer of Polar King PRICES AND TERMS OF PAYMENT Prices The manufacturer s suggested list price is subject to change without notice Terms of Payment Unless other terms are specified payment shall become due 30 days from date of invoice If shipment is delayed by the buyer date of readiness for shipment shall be determined by the purchase price and percentage of completion of the order the balance shall be payable within 30 days from date of invoice or readiness for shipment as the case may be All accounts not paid when due are subject to a service charge of 1 1 2 per month If in the Seller s judgment the buyer s financial condition at any time does not justify the terms specified the Seller may require full or partial payment as a condition to commencing or continuing manufacture or advance of shipment or if shipment has been made recover equipment from the carrier Taxes Any tax or other governmental charge now or hereafter levied upon the production sale use or shipment of goods ordered or sold will be charged to and paid for by the buyer Such taxes are not covered in the Seller s price unless expressly so stated on the quotation form Freight
32. ll work with your Polar King unit take a minute and walk through it to familiarize themselves with the unit THINGS TO LOOK FOR A Door Handle Locking equipment and safety equipment B Lighting Location of switch indicator light and light bulb C Thermometer Proper operating temperature Ifthe temperature displayed on the thermometer is incorrect the thermometer may be out of adjustment Verify the walk in temperature with another thermometer and follow the pointer reset instructions Thermostat Location on right side of evaporator coil in unit Adjusting dial higher or lower can change the temperature Polar King recommends that you do not run your unit any cooler than required for economical operation Do not set a cooler below 32 F or damage may occur Keep door opening and closing to a minimum to conserve energy When working inside close the door behind you There is a door opener inside When loading unit be careful notto block the airflow from coil Periodically check coilfan for proper operation Check coil for ice Faulty fan or iced coil will cost you unneeded power use TO RESET DIAL THERMOMETER POINTER For Lower Temperature Place left index finger at wide end of pointer but close to hub Insert screwdriver in pointer slot and turn slowly clockwise Adjust to proper setting Figure 3 Lower Temperature Setting For Higher Temperature Place left index finger at wide end of po
33. ls including system breakers shall be supplied installed and ready to operate with single point electrical connection by others Refrigeration system s shall be complete with the following roof mount type horizontal discharge air cooled condenser Copeland hermetic semi hermetic compressor or equal with overload protection and contactors as required weather hood finished to match exterior wall finish fan guards receiver tank with liquid shut off valve suction line accumulator on 3 HP systems and higher only liquid line filter drier and sight glass high low pressure control liquid line solenoid valve crankcase heater low ambient controls to 20 F room thermostat and U L labeled electrical control panel wired in accordance with N E C standards Evaporator coils shall be furnished with electronically commutated fan motors and appropriate defrost for operating temperature range Electric defrost shall be included on all refrigeration systems operating at 32 F and below Electric defrost shall be time initiated and temperature terminated with time override and fan delay to reduce room condensation All condensate pans shall be piped to copper drain line complete with heat tape exiting the wall nearest to drain pan Evaporators shall be located as shown on plans and drawings Refrigeration systems operating at 33 F and above shall be off cycle air defrost Defrost periods shall be time initiated and time termin
34. nditions Statement at the time of purchase WARRANTY WORK POLICY In the event of a malfunction in operation of your Polar King walk in cooler and or freezer the following steps must be taken in this order Review the preliminary checklist A Check power source Are lights working etc B Isthereheaton the bottom of evaporator coilin the walk in If so the unit may be in a defrost cycle Wait approximately 30 minutes Unit should return to proper operation after cycle is complete C Is the thermometer working properly After this checklist has been reviewed and operation has not been restored the following steps must be taken A Contact the licensed commercial refrigeration company of your choice or call Polar King for a recommendation B If the unit is a cooler wet ice should be packed around food to maintain proper temperature C If the unit is a freezer dry ice should be used to maintain proper temperature D Afterproblemhas been identified have the service company call Polar King for authorization and a work order number if problem occurs during normal business hours 8 A M 5 P M EST E If problem occurs outside of these hours have the service company correct problem and call Polar King the following day to obtain a work order number F Allreplaced parts and the repair bill must be sent to Polar King International Inc 4424 New Haven Avenue Fort Wayne IN 46803 freight collect T
35. nished with same material and in same manner as the door jamb Merchandising Doors Shall be of the size and number shown on the plans and drawings They shall be factory mounted and complete with magnetic gaskets polished extruded aluminum frames pull type door handles self closing hinges tempered safety glass with heated glass on 32 F and below application door and frame heaters and fluorescent light Five tier shelving shall be included as shown on plans and drawings Temperature Alarm Shall be provided to activate when compartment temperature rises above the set point Signal shall consist of warning light and buzzer located above door latch Power shall be 120V 60HZ 1PH with battery back up in case of power failure Temperature and or Humidity Recorder Shall be factory mounted and located as shown on plans and drawings Recorder shall be electric 120V 60HZ 1PH 7 day clock graph type with enclosure suitable for outside installation Recorder shall be complete with graphs and ink Explosion Proof Class I Electrical System Shall be provided in the interior of the unit and on the exterior of the unit within ft of the door opening Wiring and electrical components shall be factory installed in conformance with the National Electric Code Fluorescent Lighting Shall be factory installed in unit Fixtures shall be surface mount 4 ft two bulbs 20 F ambient ballast type NSF approved and so labeled Three W
36. not have a circuit breaker holder installed Typical Single Phase Wire Connections 21 ELECTRICAL CONNECTIONS THREE PHASE REFRIGERATION CIRCUIT BREAKER FIELD WIRING L1 L2 L3 N LIGHITING CIRCUIT BREAKER CONTROL PANEL eu 5 DEFROST TIMER 211211211 CB2 20 15 m TERMINAL BLOCK C1 ele H2 COMPRESSOR CONTACTOR T4 T2 113 QOO 121010 KZ GROUND WIRING INSTRUCTIONS Control Panel is located at the condensing unit on top of the walk in A hole may be drilled through the fiberglass condensing unit cover for incoming power Electrical hookup must comply with the National Electrical Code Typical Three Phase Wire Connections 29 WIRING DIAGRAM COOLER 1 2 TO 2 HP SINGLE PHASE
37. nt condensation or frost accumulation Doors shall be provided with a magnetic gasket around the perimeter Flush bottom doors shall be provided with adjustable vinyl sweep gasket When door is closed it shall form a positive airtight seal Door gasket shall be installed in retainer strips for easy replacement in the field Doors are equipped with three heavy duty door hinges They shall be cam lift type self closing with nylon bearings and door lift off capability Hardware shall be chrome finish Doors shall incorporate a positive snap action latch with adjustable strike The latch shall be equipped with cylinder lock and OSHA approved inside safety release mechanism to prevent entrapment The hardware shall be chrome finished and mounted with stainless steel tamper proof screws Doors are equipped with vinyl strip door vinyl swing doors or spring assisted hinges Doors are equipped with automatic hydraulic cylinder type door closer Doors shall be hinged as shown on the drawings The following doors are required in the location as shown on the plans and drawings Standard Optional Product Service Entry Entry Loading D oors Doors Doors Doors A 30 x 79 A 48 x 79 A 24 x 24 A 36 x 80 B 36 x 79 B 54 x 79 B 24 x 30 B 36 x 84 C 60 x 79 C 30 x 30 C 42 x 84 D 48 x 84 Entry door jamb shall include a vapor proof switch and visible pilot ligh
38. oo close BASIC STRUCTURE The structure of your walk in is manufactured at our factory in Fort Wayne Indiana Four inch or optional six inch two pound density foam insulation the most efficient insulation available is used in the walls floor and ceiling of the unit The base of the unit has a built in steel frame providing tremendous strength and allows for easy movement or total portability should your needs require this flexibility The unitis completely encased fiberglass one continuous surface which means no seams no rivet holes and no air leaks Unlike other outdoor units you will never have to caulk splits or metal tears in your Polar King walk in No protective roofs or enclosures are required You won t pay to cool the outside with a Polar King unit All the cold air stays in the unit where it belongs This equates to big dollar savings for you REFRIGERATION Copeland Condensing Units and Larkin Evaporators are used to give you one of the finest refrigeration systems available Every system is engineered to provide maximum operating efficiency and years of trouble free operation All units are adjusted to the customer s temperature requirements Trained technicians test and monitor the performance of each unit for 24 hours prior to it leaving our factory THROUGH WALL INSTALLATION Polar King walk ins are designed for exterior installation Units are delivered ready to run as free standin
39. ous states of the United States of America as follows A H On units originally purchased from Polar King Polar King warrants the unit structure insulation roof doors interior and exterior surfaces and skids to be free of defects in materials and workmanship for a period of ten 10 years from date of delivery of the unit This warranty covers replacement materials and labor only On units originally purchased from Polar King Polar King warrants the refrigeration system motors compressors condensers evaporators safety and operating controls electrical components defrost system refrigerant specialties and piping to be free of defects in materials and workmanship for a period of one 1 year from date of delivery of the unit This warranty covers replacement materials and labor only On units originally purchased from Polar King Polar King warrants the compressor to be free of defects in materials and workmanship for an extended additional period of four 4 years after expiration of the general compressor warranty contained in Paragraph B above This extended additional warranty shall be limited to replacement of the compressor by Polar King The Polar King obligation to pay for replacement shall never exceed the wholesale exchanged price for a like compressor that might be purchased locally This extended additional warranty does not cover or include any cost or expense for refrigerant or labor On unit o
40. perature and then cooled in the condenser This cycle repeats until the desired temperature is obtained Cold is a relative term used to describe low temperature itis not something that is produced Rather the removal of heat results in a condition termed cold Arefrigerator produces acondition called cold by removing heat from inside the refrigerator and the stored content within it You have probably felt the heat on the floor as you walked by your refrigerator in your home The principle of heat removal is the same for your walk in cooler and or freezer The fact that bacteria are present in most foods calls for it to be preserved in some fashion Exposing the food to cold or low temperatures slows the growth of these bacteria preventing foods from spoiling as quickly A cooler temperature slows the activity of all organisms thus the growth of bacteria on refrigerated food slows dramatically The spoiling of food is actually the growth of bacteria If the bacteria can be kept from increasing the food will remain edible for a longer period of time Since most foods contain a considerable amount of water the food must be kept slightly above freezing temperatures If food is frozen slowly at or near the freezing point of water large ice crystals will form and break down the food tissues When such food defrosts it spoils rapidly and the taste and appearance of the food is greatly compromised To prevent this problem
41. procedures will need to be done according to ASHRAE recommended procedures and in conformance to local mechanical codes 16 Nailer Trim Shall be provided according to plans and drawings for attachment of siding stucco or other decorative material after the unit is set in place Refrigeration System Switch Shall be factory mounted on the face of the evaporator coil Switch shall allow refrigeration system to be turned off for short periods of time for personnel comfort Switch shall be wired so as to shut off evaporator fans and cause system to pump down when switch is turned to OFF position Wire Solid Shelving Shall be adjustable sectional type of size and number of tiers shown on the plans and drawings Shelving shall be NSF approved and labeled Shelving system shall be free standing and include all necessary posts shelves shelf stops post closures and floor plates required for complete system Shelving shall be stainless steel plated acrylic coated steel Floor Drain Afloor drain shall be factory installed in the unit with drainpipe exiting sidewall of walk in where shown on plans and drawings Floor drain shall consist of 12 x 12 x 3 4 depressed floor pan catch basin 1 diameter drain screen 3 4 PVC pipe drain with internal trap and a 3 4 diameter x 2 long male extension beyond sidewall of unit for easy on site connection Steel Service Door Shall be factory installed in location
42. refrigeration system for the first time the following events occur The operating sequence is as follows 1 2 Thermostat calls for refrigerant Liquid line solenoid valve opens allowing refrigerant to flow Pressure control makes the control circuit and the condensing unit operates When the room thermostat is satisfied the liquid line solenoid will close and the compressor willpump down and turn off Fan on unit cooler will continue to run These units are designed for application conditions 33 F and above CAUTION DO NOT SET A COOLER BELOW 32 F OR DAMAGE MAY OCCUR Defrost Defrost is accomplished during refrigeration off cycle Four defrost cycles per day are programmed at the factory 4 a m 10 a m 4 p m and 10 00 p m It may be necessary to change the defrost cycle times to fit your work schedule The interior temperature may rise slightly during the defrost cycle Do not be alarmed Soon after the cycle is complete the unit will return to operating temperature FREEZERS All standard units are equipped with an adjustable thermostat located on the lower right hand side of the evaporator coil on the inside of the walk in All units are set at the factory to the temperature requested by the customer Minor adjustments in operating temperature may be made to suit your needs Polar King recommends that you do not set the walk in temperature colder than required as this will cause unnecessary pow
43. required by the specifier Due to our policy of ongoing product improvement Polar King International reserves the right to change specifications without notice GENERAL The equipment provided shall be factory prefabricated and have unitized design The equipment will allow installation without assembly and relocation without disassembly The equipment shall require an on site contractor responsible for pouring of concrete pad connection of electrical power supply to each refrigeration system and for flashing of unit to building wall if required Walk in shall be Polar King Polar King International Inc Fort Wayne Indiana Model No The walk in shall bear the label of the following National Certification Agencies A National Sanitation Foundation NSF STD 7 B Underwriters Laboratory Major Refrigeration Components C Underwriters Laboratory Major Electrical Components D Underwriters Laboratory Class Urethane The walk in shall comply with the following model building codes A National Electric Code NEC B Internaional Building Code IBC SIZE AND CAPACITY The walk in shall be built to specified interior and exterior dimensions as shown on the plans and drawings The walk in shall have sufficient refrigeration to maintain 35 F OF 10 F 20 F temperature inside the cooler freezer compartment when the ambient temperature is 100 F the average number of door openings is 1
44. riginally purchased from Polar King Polar King warrants all miscellaneous parts and accessory items not manufactured by Polar King but which are attached or otherwise installed by Polar King at the customer s request to be free of defects in materials and workmanship for a period of one 1 year from date of delivery of the unit This warranty covers replacement materials and labor only Warranty does not cover any damage or malfunction caused by or that may be attributed to normal wear and tear accidents alterations abuse misuse flood fire war nuclear contamination improper and or unauthorized repairs negligence or any casualty unforeseen other than an operating defect or failure within the warranty period This warranty is not assignable without the expressed consent of Polar King Polar King s obligation hereunder shall be limited to the current Polar King cost to repair or replace any item and shall not extend to consequential damages for loss due to the defects warranted including but not limited to the loss of contents stored within the unit All warranty service claims made must be made in accordance with the Polar King Warranty Work Policy The above states the entire warranty provided by Polar King and is in lieu of any and all other warranties expressed or implied This is a standard warranty for a brand new purchased Polar King amp product unless otherwise indicated on your Terms and Co
45. rn to operating temperature The defrost sequence is as follows 1 2 Liquidline solenoid valve closes evaporator fans stop and the defrost heaters are energized Timer starts defrost cycle After pumping down the compressor stops The heaters warm the coil melt the frost and trip the termination thermostat at the set temperature The defrost cycle is terminated the liquid line solenoid opens and defrost heaters are de energized The pressure switch closes and the compressor starts the refrigeration cycle The evaporator fans will remain off until the coil temperature reaches approximately 20 F Should the termination thermostat fail to end the defrost cycle the timer fail safe time is designed to end after 30 minutes 29 Defrost Adjustments Freezer Optimal defrost is accomplished when the defrost cycle ends immediately after all the ice has cleared from the finned coil surface on the evaporator Too long or too short of a defrost period may cause operational problems or waste electricity The defrost periods set at the factory are for average freezer use Depending on the frequency of door openings and the ambient climate it may be necessary to make adjustments to the defrost cycle ICE DROPLETS FORMING ON THE CEILING is a sign that the system is remaining in defrost too long after the ice clears from the coil fins This can be corrected by turning the defrost duration screw to
46. t the film cover on the front side can be removed Install supplied termination bar overtop edge of elastoform flashing Fasten approximately 12 on center Fasteners are not included Apply bead of silicone sealant not provided by Polar King to top of termination bar to finish installation The completed flashing assembly can be painted if desired Roof Flashing Detail SIDEWALL FLASHING INSTALLATION 3 Align PVC flashing against building and walk in and trim for proper fit Flashing may 1 Read instructions thoroughly before starting be applied with short leg sticking out or in Take inventory of necessary materials Items provided by Polar King includes 4 Flashing can be attached to walk in using heavy duty construction adhesive a PVC flashing 1 x 5 L shape PVC material 5 Use sheet metal screws to hold in place until NA adhesive sets 2 Additional items needed 6 Apply bead of silicone sealant to finish Mechanical fastener rews or rivets a Mechanical fasteners screws or rivets installation b Construction adhesive c Silicone sealant SECTION VIEW ROOF FLASHING DETAIL SEE PG 8 DOOR TRIM FLASHING THRESHOLD CURB DETAIL SEE PG 12 FINISHED FLOOR FRAME DETAIL SEE PG 11 EINFORCED CONCRETE SLAB BUILDING SLAB FOOTING
47. t to indicate when lights are in the ON position THERMOMETER Entry door shall be supplied with 2 flush face dial type thermometer Thermometer shall be NSF approved HASP LOCK All entry doors not specified as thru wall or partition type doors shall be equipped with a door hasp lock to prevent unauthorized entry into the walk in The hasp lock shall be supplied with an inside safety release mechanism 15 DOOR WEATHER HOOD A weather hood shall be supplied on all exterior doors The weather hood shall act to divert rain and ice from gasket area of all exterior doors It shall match exterior wall finish and shall be factory mounted OPTIONAL ACCESSORIES SPECIFICATIONS The following optional accessories are to be provided with the walk in and shall be factory installed Exterior Door Ramp Shall be sized the width of the door x 30 36 46 48 60 long 18 ga Stainless Steel Door Kick Plate Set Shall not be less than 18 high x width of door and of 18 ga type 304 stainless steel with corners beveled and deburred Plates applied to both sides of door Strip Door Curtain Shall be NSF approved and labeled and not less than 1 8 thick clear vinyl material Individual panels of strip curtain shall overlap jamb and each other by not less than 1 and shall touch floor of walk in Framed Wall Opening Shall be of the dimensions shown and located as shown on the plans and drawings and shall be fi
48. tage Check voltage at motor terminals Relay defective Replace relay Start capacitor shorted Replace capacitor High discharge pressure Incorrectly wired Ensure that discharge shut off valve is open Check condenser cooling Check against wiring diagram Motor winding incorrectly connected Check winding resistance The resistance of the start windings for single phase motors should be higher Compressor short cycles Control differential too small Readjust controls Valve plate leaking Replace valve plate Motor overloading Check condenser cooling refrigerant charge compressor lubri cation and load conditions Shortage of refrigerant Repair leak and check for acidity Expansion valve Adjust or replace High pressure switch operates Check condenser cooling and refrigerant charge Start relay burnt out Low voltage Run capacitor incorrect Check voltage at motor terminals Fit correct valve capacitor Short cycling Reduce number of starts per hour to 20 or less Prolonged operations on start windings Reduce starting load check for low voltage Incorrect relay Fit correct relay High discharge pressure Low discharge pressure Refrigerant overcharge Remove refrigerant Air in system Purge air Dirty condenser Shortage of refrigerant Clean Check for leaks and moisture a
49. wards the shorter position Figure 1 O DURATION LONGER SHORTER DEFROST CONTROL O Figure 1 Defrost Control LOCATED ON RIGHT END OF EVAPORATOR COIL MLT MODELS ONLY lf freezer still remains in defrost too long a defrost setting pin should be removed from the timer clock Figure 2 Repeat if necessary TIME OF DAY INDICATOR 24 HOUR DIAL TIMER PIN DEFROST FAIL SAFE MANUAL TIME SETTING KNOB Figure 2 Defrost Timer Clock LOCATED IN ELECTRICAL CONTROL PANEL ON TOP OF WALK IN ICE BUILD UP ON BACK EVAPORATOR COIL is a sign that the defrost period is not long enough Turn duration setting towards the longer position Figure 1 If build up still occurs a defrost setting should be added to the timer clock Figure 2 NOTE 1 lfexcessive ice build up has occurred it may be necessary to manually melt away ice from coil surface prior to making adjustments System must be turned off in order to manually defrost the coil Allow 24 hours between adjustments Not all freezers are adjustable To find out if yours is find the defrost control Figure 1 or call for assistance OPERATING TIPS The operation of your Polar King walk in cooler and or freezer has been engineered to be as simple and trouble free as possible This manual provides you some helpful hints for everyday use of your equipment 1 Afterunit has been delivered we recommend that anyone who wi
50. zer Three Phase Schematic 26 WIRING DIAGRAM FREEZER 3 HP THREE PHASE 10 ll l l llelellelollelle ca 2 CB3 CBS 15 30 30 15 15 80 i d LI D SIS 9 9 5 FIELD WIRING Q Q P Y BK R BL BK BL BK BL BK BL ights M ove fi 115 V DR cT aj ac 9f OR L3 HS RENE 47414 SiS BL T Jo 2 ol r L tp 3 OR 0 1 m lo 4 04 BR PD2 5 R 06 Bk P Y BR 919 2 i 2 og 91 amp h i pE to Jeto l p c2 3 SG Naa S JE UI LL JS BR BK R BL BK R STefef ene q R T1 T2 T3 X 4 I F 10 sie sllellelle BK BK l VI JE ol e J 1 CH COND FAN LS lo 5 Fe AM SPDT SWITCH COMPRESSOR ELECTRICAL BOX
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