TABLE of CONTENTSGeneral Safety Information ... 2Condensing Unit Specifications ... 2Evaporator
10Refrigeration Piping4”4”4”4” 4” 4” 4” 4”2 sets of pre-charged line sets fromIMI Cornelius2 extra circuits for stores that installadditional. 2 or 4
11Leak Detection And EvacuationLeak TestingAfter all lines are connected, the entire system must be leak tested. The complete system should be pressur
12Field WiringThe field wiring should enter the areas as provided on the unit. The wiring diagram for each unit islocated on the inside of the electri
13Field WiringWARNING: All wiring must be done in accordance with applicable codes and local ordinances.The field wiring should enter the areas as pro
14Beacon II ControllerInstallation Tips• Use a minimum 18 gauge wire for all low voltage connections.• The Beacon II board get its 24 VAC power supply
15Beacon II ControllerRefrigerant Line Brazing (CAUTION)The electric expansion valve and the suction temperature sensor on the suction line are factor
16Beacon II ControllerInitial Power OnAt the initial application of power to the system, the compressor and the evaporator fans will be in a 4-minuteh
17Beacon II ControllerProgramming And Reviewing Settings/ChangesThe Program Review button is used to program, review and change all program settings f
18Beacon II ControllerProgramming And Reviewing Settings/Changes (continued)Use the “PROGRAM REVIEW” button to select these items:• Defrost Type – “A-
19Beacon II ControllerProgramming And Reviewing Settings/Changes (continued)•Alarm High Temperature – “ALH” – Temperature at which a high box temperat
2General Safety InformationGeneral Safety Information1. Installation and maintenance to be performed only by certified personnel who are familiar with
20Beacon II ControllerProgramming And Reviewing Settings/Changes (continued)Use this button to “CLEAR/TEST”Pressing this button ONCE will return the L
21Beacon II ControllerSTATUS INDICATOR LED (continued)Status LED Display Description• ERRORSE1Room temperature sensor shorted, openor not installedE2D
22Beacon II ControllerService ModeA single pole, single throw switch (SPST) is supplied in each condensing unit for shutting off the system.Closing th
23Beacon II ControllerAlarmsBeacon II provides a set of dry contacts for use in signaling an alarm. These contacts can be connected to alight, a buzze
24Beacon II ControllerEvaporator Fans Shut OffIn some installations, it is desirable to shut off the evaporator fans periodically. This is easily acco
25Beacon II ControllerSystem DefaultsFigure 15. Control Sensor And Piping Table 5. System DefaultsParameters Code Air ElectricRefrigerantrEFR22 R404
26Beacon II ControllerChecking Operation Of Expansion Valve (EEV)To check if the expansion valve is closing properly;Install a pressure gauge-set to s
27Refrigeration ChargingRefrigeration Charging1. Install a liquid line drier in the refrigerant supply line between the service gauge and the liquid s
28Operational CheckoutAfter the system has been charged and has operated for at least 2 hours at normal operating conditionswithout any indication of
29Preventive MaintenanceRoutine preventive maintenance of any mechanical equipment is critical to its long termreliability. During even normal operati
3Evaporator SpecificationsFigure 2.Table 2. Evaporator Specification Data© Heatcraft Refrigeration Products., 2002.Figure 3. Dimensions
30Preventive MaintenanceCONDENSING UNITQUARTERLY SEMI-ANNUALLY DATE DATE DATE DATEVisually inspect unit1Look for signs of oil stains on interconnect
31Preventive MaintenanceUNIT COOLERSQUARTERLY SEMI-ANNUALLY DATE DATE DATE DATEVisually inspect unit1Look for signs of corrosion on fins, cabinet, c
32DiagnosticsBeacon II Troubleshooting Guide PROBLEM Step ACTION ITEM IF OK IF NOT OK1. Check Primary Power Supply Disconnect 1. Check fuses and ci
33Diagnostics PROBLEM Step ACTION ITEM IF OK IF NOT OK1. Check wiring connection to the board • Correct field wiring to the board2. Low Pressure Saf
34DiagnosticsBeacon II Troubleshooting Guide (continued) PROBLEM Step ACTION ITEM IF OK IF NOT OKE9 Multi-out to Multi-in 1. Check for 24 volts po
35Diagnostics PROBLEM Step ACTION ITEM IF OK IF NOT OK1. Check system operation: Is it running? 1. Check power to condensing unit Check position
36PartsTable 6. Beacon II Parts List PART HRP PART DESCRIPTION NUMBERBeaco
37Wiring DiagramsDiagram 1.
38Wiring DiagramsDiagram 2.
39Wiring DiagramsDiagram 3.
4Evaporator PlacementFigure 3. Evaporator Placement In Cooler/FreezerTypical Layouts for Illustration(refer to build plans for actual room layout and
40Wiring DiagramsDiagram 4.
41Wiring DiagramDiagram 5.
42Wiring DiagramFan Cycling Interlocking ConnectionsRelay 4 (R4) is for condenser fan operation for theIce Machine circuit located with the left fan.
43Start-up ChecklistDate of Start-upLocationCONDENSING UNITMODEL #SERIAL #COOLER UNITMODEL #SERIAL #COOLER UNITMODEL #SERIAL #COOLER UNITMODEL #SERIAL
44Start-up ChecklistRECORDOUTDOOR TEMPERATURE ______°F.SYSTEM VOLTAGE ______Volts ______PH ______PHCooler Compressor Amps ______L1 ______L2 ______L3Fr
45Notes
46Notes
47Notes
2175 W. Park Place Blvd. • Stone Mountain, Georgia 30087(770) 465-5600 • Fax: (770) 465-5990www.heatcraftrpd.com • e-mail: [email protected]
5Condensing Unit PlacementSpace and Location RequirementsThe most important consideration which must be taken into account when deciding upon the loca
6Condensing Unit RiggingRigging HolesRefer to thebuilding plansfor constructiondetails.Refer to thebuilding plansfor constructiondetails.Roof OpeningF
7Refrigeration Piping And Line SizingRefrigeration Piping And Line SizingThe system as supplied by Heatcraft, was thoroughly cleaned and dehydrated at
8Figure 8. Drain LineRefrigeration PipingSuction LinesNOTE: If the suction line must rise to the point higher than the suction connection onthe evap
9Figure 10.Refrigeration Piping1. Normally, any straight run of tubing must be supported in at least two locations near each end of the run.Long runs
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