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Содержание N4H3

Страница 1: ...hroughout this manual in the following manner Signal Words on Product Labeling Signal words are used in combination with colors and or pictures on product labels TABLE OF CONTENTS Inspect New Unit 2 S...

Страница 2: ...openings and disturb people inside Locate unit in a well drained area or support unit high enough so that water runoff will not enter the unit Locate unit away from areas where heat lint or exhaust f...

Страница 3: ...57mm 18 457mm ii i 24 i 610mm Service _ 6 152ram 18 457mm 24 610mm I Service L_ 152mm 4 102mm 18 152mm 102mm wide fence k 24 610mm Service 152mm 6 152mm Post 18 457mm 18 457mm 24 I 610mm 18 457mm 24 J...

Страница 4: ...is on a flat roof locate unit minimum 6 inches 152mm above roof level Place the unit over one or more load bearing walls If there are several units mount them on platforms that are self supporting an...

Страница 5: ...also use an outdoor piston for heating operation refer to section F Check piston size shipped with indoor unit to see if it matches required indoor piston size shown on outdoor unit rating plate If i...

Страница 6: ...sealed deoxidized copper refrigeration tubing Do not use copper water pipe Do not remove rubber plugs or caps from copper tubing until connections are ready to be made Be extra careful when bending r...

Страница 7: ...TUBE THROUGH THE WALL HANGER STRAP AROUND SUCTION _ _ TUBE ONLY _ lf JOiST t_SU cTLATIoONNT UB E 1 25mm MIN _ J J_ LIQUID TUBE SUSPENSION UNIT OPERATION HAZARD Failure to follow this caution may resu...

Страница 8: ...ure 7 Liquid Service Valve with Heating Piston and Adapter Tube BRASS NUT _k_1 ADAPTER TUBE _ PLASTIC WASHER LIQUID SERVICE VALVE _ j Vapor Service Valve t_ I j SERVICE vALvE VALVE CORE X G BRAZING CO...

Страница 9: ...um gauge as the system is pulling down The response of the gauge is an indicator of the condition of the system refer to Figure 8 With no leaks in the system allow the vacuum pump to run for 30 minute...

Страница 10: ...ay be more than one disconnect device Supply voltage must be 208 230 volts 197 volt minimum to 253 volts maximum 60 Hz single phase Outdoor units are approved for use with copper conductors only Do no...

Страница 11: ...R DEFROST THERMOSTAT INDOOR OUTDOOR DEFROST SPLICE BOARD SUBBASE SPLICE SPLICE BOARD _ ODTo_ i i l 1 __ _ ___ _ REMOVE WIRES FROM CRIMP NUT IN INDOOR FAN COILWHEN INSTALLING OUTDOOR THERMOSTATS SYSTEM...

Страница 12: ...served Skip to 3 2 Use a volt meter to confirm there is no voltage across the DFT leads 24 volts across the SFT terminals indicates an OPEN defrost thermostat Zero volts across the DFT terminals indic...

Страница 13: ...Figure13 _ Defrost Control Board O_J F H9C_ 9 01 1 K1 c_ C19 OF2 C9 OOOO DFT T1CC 0 l R W2 y _ C 1 J O0 l O0 J U1 J2 DDD 0 1 Wl 30 60 90 O J1 SPEEDUP 428 01 5103 02 13...

Страница 14: ...g mm of 3 8 liquid line above or below 15 feet 4 6 m respectively For standard refrigerant line lengths 80 feet 24 4m or less allow system to operate in cooling mode at least 15 minutes If conditions...

Страница 15: ...ate gage to suction valve service port 3 Measure suction temperature by attaching an accurate thermistor type or electronic thermometer to suction line at service valve 4 Measure outdoor air dry bulb...

Страница 16: ...8 12 15 16 17 85 4 7 11 14 15 16 90 4 8 12 14 15 95 6 10 12 14 100 4 8 11 12 105 3 6 9 11 110 5 7 10 115 3 6 8 Optimum performance point 82 F 28 C outdoor ambient and 80 F 27 C dry bulb 67 F 19 C wet...

Страница 17: ...00 98 96 384 108 106 104 102 100 98 395 110 108 106 104 102 100 406 112 110 108 106 104 102 416 114 112 110 108 106 104 427 116 114 112 110 108 106 439 118 116 114 112 110 108 450 120 118 116 ii_ i_4_...

Страница 18: ...y equipped with the Comfort Alert TM Diagnostics device in the control box refer to Figure 17 Comfort Alert provides around the clock monitoring for common electrical problems compressor defects and b...

Страница 19: ...cked damaged 3 Condenser fan is not running 4 Return air duct has substantial leakage 5 If low pressure switch present in system check Flash Code 1 information 1 Thermostat demand signal is intermitte...

Страница 20: ...um pumps will not remove moisture from oil Do not use liquid line filter driers with rated working pressures less than 600 psig Do not install a suction line filter drier in liquid line POE oils absor...

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