Emerson Quiet Kool 18S-EHVC24WD2V User Manual Download Page 1 | Manualshive

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Emerson Quiet Kool 18S-EHVC24WD2V User Manual Download Page 1

Thank you very much for purchasing our air conditioner. Please read this owen's manual carefully before

using your air conditioner.

Model No.: 18S-EHVC24WD2V 18S-EHVC36WD2V

18S-EHVC48WD2V 18S-EHVC60WD2V

18S-EHVH24WD2V 18S-EHVH36WD2V

18S-EHVH48WD2V 18S-EHVH60WD2V

User Manual

18 SEER Inverter Condensing Units

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Summary of Contents for 18S-EHVC24WD2V

Page 1: ...ner Please read this owen s manual carefully before using your air conditioner Model No 18S EHVC24WD2V 18S EHVC36WD2V 18S EHVC48WD2V 18S EHVC60WD2V 18S EHVH24WD2V 18S EHVH36WD2V 18S EHVH48WD2V 18S EHVH60WD2V User Manual 18 SEER Inverter Condensing Units ...

Page 2: ... Start Up System Charge Adjustment 15 16 THANK YOU Congratulations on your purchase and welcome to the Family Your new Air Conditioner combines high efficiency operation with portable convenience By following the operating and care instructions in this manual your air conditioner will provide you with many years of reliable service Please visit our website www eqkhvac com For any questions or Tech...

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Page 4: ...possessing adequate backgrounds of electrical and mechanical experience Any attempt to repair a central air conditioning product may result in personal injury and or property damage The manufacturer or seller cannot be responsible for the interpretation of this information nor can it assume any liability in connection with its use CAUTION WARNING Failure to follow proper procedures can result in p...

Page 5: ...eet Compressor crankcase heat is required for line lengths over 50 feet Use only the line diameters indicated in Table Such as the connecting tube is more than 60 feet does not use large Suction line than recommend 5 1 1 Unit Dimensions 2 Refrigerant Piping Limits Unit Dimensions Models H x W xL Inches 24 36 48 60 24 15 16 x 29 1 8 x 29 1 8 32 7 8 x 29 1 8 x 29 1 8 Standard Line Set 100 Max Line L...

Page 6: ...n areas where snow accumulation and prolonged below freezing temperatures occur Units should be elevated 3 12 inches above the pad or rooftop depending on local weather This addi tional height will allow drainage of snow and ice melted durIng defrost cycle prior to its refreezlng Ensure that drain holes in unit base pan are not obstructed preventing drainage of defrost water If possible avoid loca...

Page 7: ...UNIT PREPARATION SETTING THE UNIT 5 ...

Page 8: ...ceValve Connection Sizes Model Suction Line Liquid Line Suction Line Connection Liquid Line Connection 24 36 48 60 3 4 3 8 3 4 3 8 7 8 7 8 Table 5 1 Line Length 3 Refrigerant Line Insulation Imporant The Suction Line must always be insulated DO NOT allow the Liquid Line and Suction Line to come in direct metal to metal contact Suction Line Liquid Line Insulation 3 8 3 8 ...

Page 9: ...lines are run in stud spaces or enclosed ceilings Where the refrigerant lines run through a wall or sill they should be insulated and isolated Isolate the lines from all ductwork Minimize the number of 90º turns Comply with National State and Local Codes when isolating line sets from joists rafters walls or other structural elements Isolation From Joist Rafter Side View 8 Feet Maximum Joist Rafter...

Page 10: ...ction Line using tape wire or other appropriate method every 8 ft 8 Feet Maximum Isolation Through Wall DO NOT hang line sets from ductwork Sealant Insulation Suction Line Wall Ductwork Isolator Line Set 1 Braze The Refrigerant Lines STEP 1 Remove caps or plugs Use a deburing tool to debur the pipe ends Clean both internal and external surfaces of the tubing using an emery cloth ...

Page 11: ...heck liquid line filter drier s directional flow arrow to confirm correct direction of refrigeration flow away from outdoor unit and toward evaporator coil as il lustrated Braze the filter drier to the Liquid Line Continue the dry nitrogen purge Do not remove the wet rag until all brazing is completed Important Remove the wet rag before stopping the dry nitrogen purge Note Install drier in Liquid ...

Page 12: ...sure tap caps after the service valves have cooled STEP 2 Check for leaks by using a soapy solution or bubbles at each brazed location Check For Leaks STEP 1 Pressurize the refrigerant lines and evapo rator coil to 150 PSIG using dry nitrogen G I S P 0 5 1 ...

Page 13: ...st be opened first BEFORE opening the Liquid Service Valve STEP 1 Remove service valve cap STEP 2 Fully insert hex wrench into the stem and back out counterclockwise until valve stem just touches the rolled edge approximately five 5 turns STEP 3 Replace the valve stem cap to prevent leaks Tighten finger tight plus an additional 1 6 turn STEP 4 Repeat STEPS 1 3 for Liquid Service Valve Cap Rolled E...

Page 14: ...ZE MAX WIRE LENGTH 18 AWG 150 Ft 16 AWG 225 Ft 14 AWG 300 Ft 2 Low Voltage Hook up Diagrams Air Handler Hook up Diagram Field provided bushing or strain relief is required at the low voltage wire entry point THERMOSTAT C R ED YE LLO W G RE E N Y R G INDOOR UNIT OUTDOOR UNIT G C Y BLACK R C Control Wiring for A C Systems BLACK W2 w1 WHITE Access Panel Low Voltage connection must be made inside the ...

Page 15: ...f equipment must comply with local codes 3 4 Low voltage wiring to be No 18 AWG minimum conductor The electric auxiliary heat connection THERMOSTAT C GREEN INDOOR UNIT OUTDOOR UNIT Y R G Y YELLOW BLACK BLACK G C C B R B RED BLUE Control Wiring for H P Systems W2 W PURPLE w1 WHITE w2 BLACK WHITE ...

Page 16: ...ge Ground Ground the outdoor unit per national state and local code requirements Install a separate disconnect switch at the outdoor unit Field provided flexible electrical conduit must be used for high voltage wiring LIVE ELECTRICAL COMPONENTS During installation testing servicing and trouble shooting of this product it may be necessary to work with live electrical components Failure to fol low a...

Page 17: ...ving to Step 5 if no crankcase heater accessory is used Wait one 1 hour before starting the unit if compres sor crankcase heater accessory is used and the Outdoor Ambient Temperature is below 70 ºF 60 MIN STEP 1 2 1 d n a 1 1 0 1 9 8 7 6 s n o i t c e S e r u s n E have been completed DONE CANCE L TU E PM SYSTEM EM HE AT OFF CO OL A P R E I F I D I M U H P M A L V U R E T L I F E G N A H C D Follo...

Page 18: ... 2 Record the resulting value 4 This Is the amount of refrigerant to weigh in prior to opening the service valves New Installation weigh In Method woriksheeto 1 Line Length ft 2 value from Column C x 3 Refrigerant Step1 15 x Step2 Table 20 Sealed System Repairs calculating charge using the weigh In method 1 Measure in feet the distance between the outdoor unit and the indoor unit and record on Lin...

Page 19: ...Emerson Quiet Kool Co Ltd 120 US 46 Parsippany Troy Hills NJ 07054 Toll Free 1 888 493 0305 Version Update 2021 5 0 ...

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