Nortek 1RP24K Installation Instructions Manual

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Nortek 1RP24K Installation Instructions Manual Manual pdf 1 page image

SPLIT SYSTEM HEAT PUMP FOR MANUFACTURED HOUSING*SH3QE4M SERIES – 1RP24K, 1RP30K, 1SP36K, 1SP42K, 1SP48K (2, 2.5, 3, 3.5 & 4 TON) -SINGLE PHASE MODELS WITH QUICK CONNECTION COUPLERS14.3 SEER2INSTALLATION INSTRUCTIONSIMPORTANTATTENTION INSTALLERS:It is your responsibility to know this product better than your customer. This includes being able to install the productaccording to strict safety guidelines and instructing the customer on how to operate and maintain the equipment forthe life of the product. Safety should always be the deciding factor when installing this product and using commonsense plays an important role as well. Pay attention to all safety warnings and any other special notes highlighted inthe manual. Improper installation of the unit or failure to follow safety warnings could result in serious injury, death,or property damage.These instructions are primarily intended to assist qualified individuals experienced in the proper installation of thisappliance. Some local codes require licensed installation/service personnel for this type of equipment. Please read allinstructions carefully before starting the installation. Return these instructions to the customer’s package for futurereference.DO NOT DESTROY. PLEASE READ CAREFULLY & KEEP IN A SAFE PLACE FOR FUTURE REFERENCE.IMPORTANT SAFETY INFORMATION......................2HEAT PUMP INSTALLATION ....................................3General Information ...................................................3Before You Install this Unit.........................................3Packaging Removal ...................................................3Locating the Heat Pump ............................................3Clearance Requirements ...........................................3Ground Level .............................................................3Roof Mount ................................................................3Accessory Mounting Kits............................................3INSTALLATION/VERIFICATION OF THESYSTEMS EXPANSION DEVICE ...............................4Connecting Refrigerant Tubing Between the Indoor& Outdoor Unit ............................................................4Coupling the Line-Set to the Unit................................4REFRIGERANT CHARGING ......................................6ELECTRICAL WIRING ...............................................7Pre-Electrical Checklist ..............................................7Line Voltage ...............................................................7Grounding ..................................................................7Thermostat Connections ............................................7Low Voltage Connections ..........................................7START UP & ADJUSTMENTS ...................................8Pre-Start Check List ...................................................8Start-Up Procedures ..................................................8Operating Temperatures ............................................8Air Circulation - Indoor Blower ...................................8Short Cycle ProtectionSystem Cooling ..........................................................8System Heating..........................................................8Defrost Control Board Test PinsCharging the Unit in AC Mode ...................................9If the outdoor temperature is 65 degrees For higher:..................................................................9If the outdoor temperature is between35 degrees F and 65 degrees F ..............................9If the outdoor temperature is below35 degrees F............................................................10HEAT PUMP MAINTENANCE ....................................11Panel Removal...........................................................11Panel Installation........................................................11ELECTRICAL DIAGRAMS & TABLES ......................12Figure 7. Wiring Diagram for *SH3QE4M Unitswith Rotary Compressors (2.0 & 2.5T) .....12Figure 8. Wiring Diagram for *SH3QE4M Unitswith Scroll Compressors(3.0, 3.5 & 4.0T).........................................13INSTALLATION CHECKLIST.....................................16REPLACEMENT PARTS ............................................16IMPORTANTFor installation only inHUD manufactured home perConstruction Safety 24 CFR part 3280.