Summary of the content on the page No. 1
Refrigeration
SystemI nstallation
H-IM-82B July 2008 P artN o.25001901
Replaces H-IM-82A (6/06)
Refrigeration System
For Outdoor Applications
Tableof Contents
1. Owner'sI nstallation Instructions
Performance/Electrical Data
Specifications ....................................................................................2
Dimensional Diagrams ..................................................................3
Space and Location Requiremen
Summary of the content on the page No. 2
1.Owner'sOperatingInstructions Performance /E lectrical Data Table 1.C OOLERS– A irDefr ost Systems BTUH @ 95˚F Matching Unit Evap Plug Model Voltage MCA MOPD NEMA Fig. Amps CFM Supplied 35˚F Box Temp 38˚F Box Temp Receptacle PTT047H2B 4,980 5,300 208-230/1/60 8.6 15 7.3 350 No — B PTT063H2B 6,680 7,100 208-230/1/60 9.8 15 9.9 550 No — B PTT072H2B 7,630 8,060 208-230/1/60 10.9 15 9.3 500 No — B PTT099H2B 10,490 11,340 208-230/1/60 17.1 20 14.7 875 No — C PTT099H2C 10,490 1
Summary of the content on the page No. 3
DimensionalD iagrams Figure A. Medium Cabinet Dimensionswithout weather hood M odels PTT 021, 031, 044, 047, 063, 072 * 25" x25" panel opening required for evaporator section of medium cabinet sizes. * 21.5" with weather hood. FigureB . LargeC abinet without weather hood Models PTT 052, 069, 099, 128 * 1 25" x 38 / " panel opening required for evaporator section of large cabinet sizes. 2 * 23.5" with weather hood. Figure C. Medium Cabinetwith w
Summary of the content on the page No. 4
1.Owner'sOperatingInstructions Recommended Unit PlacementF orPT T Models Some general rules for the evaporator section placement which must be followed are: 1. Ensure that the structural integrity of the box can withstand the weight of the top mounted equipment. 2. The air pattern must cover the entire room. NOTE: Alwaysa voidplac ementof unitsdir ectly abovedo ors 3. NEVER locate the evaporator section over doors. anddo or openings. 4. Location of aisles, racks, etc.
Summary of the content on the page No. 5
Rigging Mounting Rigging holes are provided on all models. Caution should be The system requires an opening in the ceiling to the exercised when moving these units. To prevent damage to dimensions stated on page 3. Mounting rails are located the unit housing during rigging, cables or chains used must at both ends of the chassis. Mounting rails may be used to be held apart by spacer bars. The mounting platform or base attach unit to ceiling. Through-bolts should be insulated or should be le
Summary of the content on the page No. 6
1.Owner'sOperatingInstructions TheO utdoor comes standard withthe following additional components: • Crankcase Heater • Drain Line Heater • Weather Hood • Fan Cycling (Pressure on1 fan models,P ressureand Ambient on2 fan mo dels). Standard InstallationP rocedure PTT Models Condensate Drain For outdoor use Outlet Location 1. Provide a 25" X 25" (medium cabinet) or 25" X 38.5" (large cabinet) opening in the 8. Remove compressor compartment
Summary of the content on the page No. 7
PTTM odels ExampleO utdoor Curb Installation (Curb supplied by others) This area of curb may be solid. Figure 1. Curb placed on roof of walk-in cooler. Figure 2. Roof membrane placed over curb. Note: Do not caulk around the base of com- pressor compartment. Figure 3. PTT unit placed on roof of walk-in color. Figure 4. Weather hood installed after electrical service (see rigging instructions). connection. 7 1.Owner'sOperatingInstructions
Summary of the content on the page No. 8
2.Freezers Medium and Large Cabinet Freezers 3. The temperature/defrost control energizes the Service Information compressor contactor, starting the compressor and All units are designed for maximum durability, reliability and condenser fan(s). simplicity. comes to you ready for operation, fully charged and 4. Freezer evaporator fans will be energized by the with all controls preset at the factory. The following information is temperature/defrost control when the coil
Summary of the content on the page No. 9
MAIN FUNCTIONS NOW YOUARE IN THEHIDDEN MENU . 3. Select the required parameter. HOW TO SEE THE SETPOINT 4. Press the “SET” key to display its value (Now only the LED 1. Push and immediately release the SET key: is blinking). the display will show the Set point value. 5. Use UP or DOWN to change its value. 6. Press “SET” to store the new value and move to the HOW TO CHANGE THE SETPOINT following parameter. 1. Push the SET key for more than 2 seconds to change the To ex
Summary of the content on the page No. 10
2.Freezers DISPLAY °C=Celsius; °F=Fahrenheit. WARNING: When °C = Celsius the measurement unit is changed the SET Temperature CF point and the values of the parameters Hy, Pr2 °F °F °F °F measurement unit LS, US, Ot, ALU and ALL have to be checked =Fahrenheit and modified if necessary DEFROST EL = electric defrost / in tdF Defrost type EL = electrical heater; in = hot gas Pr2 EL EL EL = hot gas defrost (-50÷50 °C/ -58÷122°F) (Enabled only when Defrost termination EdF=Pb) sets the temp
Summary of the content on the page No. 11
AllC oolerM odels Cooler Defrost Control Maintenance Cooler units utilize an electronic temperature control. The evaporator section of a system should be checked The temperature may be adjusted by setting the dial. This at least once for proper defrosting because the amount control is preset to provide 3 hours of compressor run time and pattern of frosting can vary greatly. The frost build-up between defrost cycles. Defrosts are temperature terminated is dependent on the temperature o
Summary of the content on the page No. 12
4.ServiceInformation Table 5. System TroubleshootingC hart PR OBLEM POSSIBLE CAUSES POSSIBLE CORRECTIVESTEPS Compressor 1. Main switch open. 1. Close switch. will notr un 2. Fuse blown. 2. Check electrical circuits and motor winding for shorts or grounds. Investigate for possible overloading. Replace fuse after fault is corrected. 3. Thermal overloads tripped. 3. Overloads are automatically reset. Check unit closely when unit comes back o
Summary of the content on the page No. 13
Replacement Parts by Commercial Refrigeration Parts Rightsour ce. Right parts.R ight now. InterLink™ is your link to a complete line of dependable and certified commercial refrigeration parts, accessories and innovative electronic controls for all Heatcraft Refrigeration Products (HRP) equipment. At InterLink, we provide our wholesalers with a comprehensive selection of product solutions and innovative technologies for the installed customer base. And every product is built to ensure th
Summary of the content on the page No. 14
5. WiringInformation M edium and LargeC abinet Models Wiring.208-230/1/60 v oltages. Cooler - AirDefr ostS ystems- Single Phase Diagram1. Wiring Diagramf or S ystem, AirDefr ost 208-230/1/60 (B): ModelsPT T047H2B,PT T063H2B, PTT072H2B, PTT099H2B,and PT T128H2B. 14 PRIMAR PRIMARY Y SINGLE PHASE PROTECTION PROVIDE SINGLE PHASE PROTECTION PROVIDED D USE COPPER CONDUCTORS ONLY FACTORY WIRING FIELD WIRING (WHEN PLUG GND NOT CC PROVIDED) Room Thermostat N
Summary of the content on the page No. 15
Medium and LargeC abinetM odels Wiring. 208-230/1/60v oltages Indoor and Outdoor Models with Dixell XR-60C Controller Freezer- E lectric Defrost Systems- Single Phase Diagram2. Wiring Diagram for System, ElectricDefr ost208-230/1/60 (B): Models PTT021L6B, PTT031L6B, PTT044L6B,PT T052L6B, and PTT069L6B. 15 PRIMAR PRIMARY Y SINGLE PHASE PROTECTION PROVIDE SINGLE PHASE PROTECTION PROVIDED D USE COPPER CONDUCTORS ONLY FACTORY WIRING FIELD WIRING (WHEN PLUG GN
Summary of the content on the page No. 16
5. WiringInformation M edium and Large Cabinet Models Wiring.208-230/1/60 voltages Indoor andO utdoor Models with ParagonC ontroller Diagram3. Wiring Diagramf or System, Electric Defrost208-230/1/60 (B): Models PTT021L6B, PTT031L6B, PTT044L6B,PT T052L6Band PT T069L6B. 16
Summary of the content on the page No. 17
Large Cabinet Models Wiring. 208-230/3/60 voltage. Cooler - Air DefrostS ystems- ThreePhase Diagram 4. WiringD iagramf or System,A ir Defrost 208-230/3/60 (C): Models PTT099H2C and PTT128H2C. 17 PRIMAR PRIMARY Y SINGLE PHASE PROTECTION PROVIDE SINGLE PHASE PROTECTION PROVIDED D USE COPPER CONDUCTORS ONLY FACTORY WIRING GND CC FIELD WIRING (WHEN PLUG NOT T1 L1 PROVIDED) Room Thermostat Notes: -Room temp sensor has 59" lead length T2 L2 -Defrost sensor has 59" lead leng
Summary of the content on the page No. 18
5. WiringInformation Large Cabinet Models Wiring. 208-230/3/60v oltage Indoorand O utdoorM odels with Dixell XR-60CC ontroller Freezer- E lectric DefrostS ystems - Three Phase Diagram 5. WiringD iagramf or System, ElectricDefr ost 208-230/3/60 (C): ModelsPT T052L6Cand PT T069L6C only. 18 PRIMAR PRIMARY Y SINGLE PHASE PROTECTION PROVIDE SINGLE PHASE PROTECTION PROVIDED D USE COPPER CONDUCTORS ONLY FACTORY WIRING GND CC FIELD WIRING (WHEN PLUG NOT T1 L1 P
Summary of the content on the page No. 19
Large CabinetM odels Wiring. 208-230/3/60 voltage Indoorand O utdoor Models with Paragon Controller Freezer- E lectric Defrost Systems- ThreePhase Diagram 6. WiringD iagram for S ystem, Electric Defrost 208-230/3/60 (C):M odels PTT052L6Cand PT T069L6C only. 19 PRIMAR PRIMARY Y SINGLE PHASE PROTECTION PROVIDE SINGLE PHASE PROTECTION PROVIDED D USE COPPER CONDUCTORS ONLY FACTORY WIRING GND CC DIGITAL DISPLAY MODULE FIELD WIRING (WHEN PLUG (OPEN COVER TO ADJUST)
Summary of the content on the page No. 20
WarrantyS tatement The following conditions should be adhered to when installing this Heatcraft Refrigeration Products LLC warrants to its direct purchasers unit to maintain the manufacturers warranty: that the product, except Service Parts, manufactured by Heatcraft Refrigeration Products LLC shall be of a merchantable quality, free of (a) The power supply to the unit must meet the defects in material or workmanship, under normal use and service following conditions: for a perio
