MrCool Universal MDUI18024 Owner'S Manual Download | Manualshive

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Page 7

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Appliance Overview

Fig. 1.1

Unit Dimensions

MDUI18024/MDUI18036

Unit Dimensions (Inches/MM)

Width

Depth

Height

A

B

21-1/4 in. (540mm)

21-1/4in. (540)mm

48-1/4in. (1224mm)

11-5/8in. (295mm) 20in. (508mm)

A

H

W

D

B

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Summary of Contents for Universal MDUI18024

Page 1: ...ead this manual carefully before installation and keep it for future reference Copyright 2019 MRCOOL LLC Thank you for choosing MRCOOL Please read this manual carefully before installation and keep it...

Page 2: ...ion 9 1 Pre Installation Instructions 9 3 Conventional Line Set Installation 11 3 No Vac Quick Connect Installation 12 4 Condensate Removal 13 2 Installation Location 10 6 Electric Heater 15 7 Electri...

Page 3: ...by an authorized technician Improper installation may cause water leakage electrical shock or re Installation must be performed according to installation instructions Improper installation may cause...

Page 4: ...pply cord is damaged it must be replaced by the manufacturer its service agent or similarly quali ed persons in order to avoid a hazard This appliance can be used by children aged 8 years and older an...

Page 5: ...y and functionality of the appliance DO NOT force dry the lter using open ame or blowers as this could damage it This appliance must be properly grounded during installation or electrical shock may oc...

Page 6: ...al support at 270 366 0457 6 If the product is malfunctioning and or is inoperable please contact MRCOOL technical support at the fore mentioned number as soon as possible and provide the following in...

Page 7: ...Please read this manual carefully before installation and keep it for future reference Owner s Manual UNIVERSAL Series For more details visit www MrCool com To connect the unit with the liquid pipe To...

Page 8: ...mrcool com Appliance Overview Fig 1 1 Unit Dimensions MDUI18024 MDUI18036 Unit Dimensions Inches MM Width Depth Height A B 21 1 4 in 540mm 21 1 4in 540 mm 48 1 4in 1224mm 11 5 8in 295mm 20in 508mm A H...

Page 9: ...tor Secondary Drain Pan Evaporator Assembly Primary Drain Pan Model Cooling capacity ton Optional electric heater kW MDUI18024 MDUI18036 3 0 5 20 Model Motor 230V 60Hz HP FLA MDUI18024 MDUI18036 1 2 2...

Page 10: ...This product is designed and manufactured to comply with national codes It is installer s responsibilities to install the product in accordance with such codes and or any prevailing local codes regula...

Page 11: ...water heater etc should not be operated in enclosed areas such as unventilated garages utility rooms or parking areas because of the danger of carbon monoxide CO poisoning resulting from exhaust emiss...

Page 12: ...actice increases the chances for refrigerant leakage 2 Screw Connection Brazing Stub Cut O Valves Fig 2 3 Fig 2 4 Fig 2 5 Line set size matches service valve connection DO NOT crimp service valve conn...

Page 13: ...otec ve cap at the cuto valve switch and open the cuto valve with a hex wrench to run the refrigera on circuit If there is any zz grease or other leakage close the valve immediately and check that ste...

Page 14: ...secondary drain connections Condensate removal is performed by attaching a 3 4 PVC pipe to the evaporator coil pan and terminated in accordance with local or state Plumbing HVAC codes The installatio...

Page 15: ...ted and attached Inadequate ductwork that restricts air ow can result in improper performance and compressor or heater failure Ductwork is to be constructed in a manner that limits restrictions and ma...

Page 16: ...ge do not install damaged heater kit 3 Remove the upper access panel from air handler 4 Remove cover plate from air handler 5 Slide the heater kit in to the slot and secure element plate with previous...

Page 17: ...tch or bend the wires 7 The external power cord and signal wire must NOT collide with any metal beam or edge on the ceiling or touch any metal burrs or sharp metal edge 8 Connect wires in accordance t...

Page 18: ...ient temperature is 104 F 40 C and multi core copper cable e g YJV copper cable with insulated PE and PVC sheath is protected by a conduit and is resistant to 194 F 90 C in maximum see IEC 60364 5 52...

Page 19: ...and attach to the terminal board Use a screwdriver to tighten the terminal screw For braided wires Refer to Fig 2 10 B Fig 2 10 1 Use wire cutters to cut o the wire end and then peel away about 10mm o...

Page 20: ...2 12 Fig 2 12 Fig 2 11 Cord Clamp Insulation Tube WARNING 1 Before work begins please check to ensure the unit is powered OFF 2 Match the terminal numbers and wire colors with the colors indicated in...

Page 21: ...re hazard 5 If the power cord and communication wire are not correctly connected the air conditioner may su er damage 6 Ground the units by connecting the ground wire 7 The units should comply with a...

Page 22: ...or supply pipe The unit may fall down vibrate or produce noise Cooling capacity may become unsatisfactory Condensate water drops may occur Condensate water drops may occur The unit may fail or its com...

Page 23: ...move any scattered objects especially metal ling thrum and clip 4 Ensure the unit s appearance and piping system has not been damaged during transportation or handling 5 Check for any loose terminals...

Page 24: ...ted scope Replace fuse or reconnect breaker Remove obstacles Adjust setting at wired controller Close the door or windows Draw curtain or louver Reduce heat source Clean the filter Air inlet and outle...

Page 25: ...unit is running or after running When unit runs after no operation for a long period of time After every indoor unit receives stop signal fan will keep running If the unit is running under high humid...

Page 26: ...tection 4 F2 Condenser temperature sensor error 5 F3 Outdoor ambient temperature sensor error 6 F4 Discharge temperature sensor error 7 F6 Outdoor unit tube temperature sensor error 8 C5 Indoor unit j...

Page 27: ...ossing protection 27 PA AC current protection 28 Pc Driver current error 29 Pd Sensor connection protection 30 PE Temperature drift protection 31 PL Bus low voltage protection 32 PH Bus high voltage p...

Page 28: ...lease contact the local appointed service center Maintenance After Seasonal Use Parts Replacement If the air conditioning unit you purchased has any quality problem or you have any inquiry please cont...

Page 29: ...have the following options Dispose of the appliance at a designated municipal electronic waste collection facility When buying a new appliance the retailer will receive the old appliance free of char...

Page 30: ...his product and or manual are subject to change without prior notice Consult with the sales agency or manufacturer for details Copyright 2019 MRCOOL LLC ELECTRICIAN and or HVAC TECHNICIAN LICENSE INST...

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