valutazioni - 2, GPA: 4
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Facilità d'uso
. . . . . . . . . . . . . . . . . . . . . . 1 INSTALLATION GUIDELINES. . . . . . . . . . . . . . . . . . . . . . . 2 INSTALLATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-14 Step1–PlanforUnitLocation . . . . . . . . . . . . . . . . . . . 7 Step 2 – Complete Pre-Installation Checks. . . . . . . . . . 7 Step 3 – Prepare Unit Mounting Support . . . . . . . . . .7 Step 4 – Rig and Mount the Unit . . . . . . . . . . . . . . . . . . 7 Step 5 – Complete Refrigerant Piping Connections . . . 7 Step 6 – Install Accessories. .. . .. . .. .. . .. . .. .. . .. 10 Step 7 – Complete Electrical Connections . . . . . . . . . 10 PRE-START-UP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15 System Check . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15 TurnOnCrankcaseHeater . . . . . . . . . . . . . . . . . . . . . . 15 Preliminary Charge. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15 START-UP. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15 -18 38AUQUnits . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15 OPERATING SEQUENCE. . . . . . . . . . . . . . . . . . . . . . . . . . 19 Indoor (Supply) Fan. . .. . . . .. . .. . .. .. . .. . .. .. . .. 19 CoolingUnit Without Economizer. . . . . . . . . . . . . . . . . 19 Cooling,Unit With Economizer. . . . . . . . . . . . . . . . . . . 19 Heating.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19 Supplemental Heating/Emergency Heating . . . . . . . . 19 DefrostCycle . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19 Cooling and Heating Shutdown. . . . . . . . . . . . . . . . . 19 ROUTINESYSTEMMAINTENANCE.. . . . . . . . . . . . . . 20 Quarterly Inspection (and 30 days after initial start) . . 20 SERVICE. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .20 - 31 Refrigeration System. . . . . . . . . . . . . . . . . . . . . . . . . 20 Compressor Oil. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20 Servicing Systems on Roofs withSynthetic Materials.. . . . . . . . . . . . . . . . . . . . . . . . . . . . 20 Liquid Line Filter Drier. . . . . . . . . . . . . . . . . . . . . . . . . 21 Filed Refrigerant Access Ports . . . . . . . . . . . . . . . . . 21 Outdoor Coil Metering Devices. . . . . . . . . . . . . . . . . 21 Refrigerant System Pressure Access Ports . . . . . . . . 21 Heat Pump Controls. . . . . . . . . . . . . . . . . . . . . . . . . . 22 Commercial Defrost Board. . . . . . . . . . . . . . . . . . . . . . 22 Crankcase Heater. . . . . . . . . . . . . . . . . . . . . . . . . . . . 22 Compressor Protection.. . . . . . . . . . . . . . . . . . . . . . . . . 22 Low-Pressure Switches . . . . . . . . . . . . . . . . . . . . . . . . . 33 Comfort Alert Diagnostic Module . . . . . . . . . . . . . . 28 Lubrication . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .30 Outdoor Coil Maintenance and Cleaning Recommendations. . . . . . . . . . . . . . . . . . . . . . . . . . . 30 Service Parts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31 Fastener Torque Values. . . . . . . . . . . . . . . . . . . . . . . 31 TROUBLESHOOTING . . . . . . . . . . . . . . . . . . . . . . . . . . . .32 APPENDIX A Air Conditioner and Heat Pump with Puron® – Quick Reference Guide.. . . . . . . . . . . . . . . . . . . . . . 33 APPENDIX B Wiring Diagram List. . . . . . . . . . . . . . . . . . . . . . . . . 33 APPENDIX C Motormaster Sensor Locations. . . . . . . . . . . . . . . . . 34 START-UP CHECKLIST . . . . . . . . . . . . . . . . . . . .CL-1, CL-2 SAFETY CONSIDERATIONS Improper installation, adjustment, alteration, service, maintenance, or use can cause explosion, fire, electrical shockor other conditions which may cause personal injury orproperty damage. Consult a qualified installer, service agency, or your distributor or branch for information or assistance. Thequalified installer or agency must use factory-authorized kits oraccessories when modifying this product. Refer to the individual instructions package Follow all safety codes. Wear safety glasses and work gloves. Use quenching cloths for brazing operations and have a fireextinguisher available. Read these instructions thoroughly andfollow all warnings or cautions attached to the unit. Consultlocal building codes and appropriate national electrical codes(in USA, ANSI/NFPA70, National Electrical Code (NEC); inCanada, CSA C22.1) for special requirements. It is important to recognize safety information. This is thesafety-alert symbol . When you see this symbol on the unitand in instructions or manuals, be alert to the potential forpersonal injury. Understand the signal words DANGER, WARNING, CAUTION, and NOTE. These words are used with the safety- alert symbol. DANGER identifies the most serious hazardswhich will result in severe personal injury or death. WARNING signifies hazards which could result in personalinjury or death. CAUTIO...