Thermal Zone Sea Breeze 12H49YIMI Installation And Maintenance Manual Download Page 22

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950-0265revC - 21 - November 30, 2020

TROUBLESHOOTING

Indoor Unit Error Code Display

Display

LED STATUS

Indoor unit EEPROM parameter error

Indoor and outdoor units communication error

Zero-crossing signal detection error

Indoor fan speed has been out of control

Indoor room temperature sensor T1 open circuit or short circuit

Evaporator coil temperature sensor T2 open circuit or short circuit

Indoor PCB / Display board communication error

Refrigerant leakage detection

Overload current protection

Outdoor ambient temperature sensor T4 open circuit or short circuit

Condenser coil temperature sensor T3 open circuit or short circuit

Compressor discharge temperature sensor T5 open circuit or short circuit

Outdoor unit EEPROM parameter error

Outdoor fan speed has been out of control

IPM malfunction or IGBT over-strong current protection

Over voltage or over low voltage protection

High temperature protection of compressor top diagnosis and solution
(only for 9k,12k models)

P3*

Outdoor ambient temperature too low.

Inverter compressor drive error

Indoor unit mode conflict (multi-zone ONLY)

Summary of Contents for Sea Breeze 12H49YIMI

Page 1: ... November 30 2020 International Refrigeration Products Inc MINI SPLIT INSTALLATION AND MAINTENANCE MANUAL HEAT PUMP 9H49YIMI 9H49YOMI 12H49YIMI 12H49YOMI 12H49ZIMI 12H49ZOMI 18H49ZIMI 18H49ZOMI 24H47ZIMI 24H47ZOMI ...

Page 2: ...ntrols Wiring 11 Wiring Diagram 12 REFRIGERANT CHARGE 13 UNIT START UP 13 PRESSURE CURVES 15 Cooling Chart 15 9 000 and 12 000 BTU Units 15 18 000 and 24 000 BTU Units 16 Heating Chart 17 9 000 and 12 000 BTU Units 17 18 000 and 24 000 BTU Units 18 TECHNICAL SPECIFICATIONS 19 9 000 and 12 000 BTU Units 115V 19 12 000 18 000 24 000 BTU Units 208 230V 20 TROUBLESHOOTING 21 THE IMPORTANCE OF DEEP VAC...

Page 3: ...ting a unit with the incorrect voltage may result in malfunction or other issues and will void the warranty 2 Units must be connected to a correctly grounded electrical supply 3 Do not use the units if they have been dropped or otherwise damage or installed incorrectly The manufacturer of the unit will not be liable for any damages caused by failure to comply with the installation and operating in...

Page 4: ...tain applications require additional components or installation parameters The below data is for the Northeast section of the US Increase capacity by 25 for the East 30 for the South and 40 for the West Computer or Data Server Rooms These require ballpark sizing of approximately 12 000 BTU H Capacity per 250 sq ft of room size The system will be running 24 7 If winter temperatures fall below 32 F ...

Page 5: ...r the new refrigerant R410A units For connecting pipes use new and clean piping materials with high pressure fittings made for R410A only The best and recommended solution is not to use the existing line sets because there may be some problems with pressure fittings and possible impurities in the existing piping Certification AII Ductless Mini Splits are certified by ETL under UL standard 1995 4th...

Page 6: ...on this allows mounting the outdoor unit closer to the indoor unit and also for a convenient installation We offer wall brackets Our Catalog BR 440L for up to 440 lbs as an accessory UNIT INSTALLATION CAUTION Follow Instructions failure to follow instructions may cause possible malfunction and void any warranty ...

Page 7: ...he ceiling Choose an area where the wall is plumb and determine how to best run the unit interconnects ALL VIEWED FROM FRONT SIDE For models 9H49YIMI 12H49YIMI 12H49ZIMI 7 56 9 13 5 04 1 7 Right rear wall hole 2 5 Indoor Unit Outline 28 43 9K 31 57 12K 1 7 1 7 1 1 7 Left rear wall hole 2 5 For models 18H49YIMI 24H47ZIMI 8 6 22 87 1 3 2 37 99 18K 42 52 24K 2 1 1 8 5 3 2 1 1 8 5 5 85 5 95 6 86 Indoo...

Page 8: ...sing the installation kit measure the diameter of the sleeve and cut drill correct size hole If not make sure the sleeve you use is large enough to allow the line set and wiring to pass through Angle the wall penetration slightly down towards the outside to assist in draining the condensate away from the unit Step 4 Install Mounting Bracket Locate and secure the mounting bracket to the wall The in...

Page 9: ...tion if required by local codes an electrical connector can be attached to the rear of the unit Tape the loose wire to the line set stubs These two tips save time and prevent damage to the stubs when mounting the Indoor unit Note Condensate hose is taped below line set stubs Wrap Duct tape to the end of the condensate hose for easier installation Step 6 Install unit on mounting bracket Feed the li...

Page 10: ...ce to neighboring areas Step 8 Install drain joint Heat pump units require a drain joint Before bolting the outdoor unit in place you must install the drain joint at the bottom of the unit Note that there are two different types of drain joints depending on the type of outdoor unit If the drain joint comes with a rubber seal see Fig A do the following 1 Fit the rubber seal on the end of the drain ...

Page 11: ...line set length is in excess of that required cut the pipes a little longer than measured distance Completely remove all burrs from the cut cross section of pipes Follow standard flaring procedures and use proper flaring tools for a leak proof connection If a flared section is defective cut it off and follow standard flaring procedures again See caution note page 4 Align the center of the piping f...

Page 12: ...p wiring connection Ground connection must be made to the terminal plate Tip For easier access to the terminals in the outdoor unit remove the lower access panel to install whip and Seal Tite connectors for conduit Step 12 Controls Wiring USE A MINIMUM 16 AWG WIRE Remove terminal covers from Indoor unit and wire to the terminals A small electrical screwdriver required Installation CONT D Control w...

Page 13: ... N 115 VAC INPUT Green wire for GND 12K 18K 24K 208 230 VAC 1 2 3 1 2 3 L1 L2 Green wire for GND Note 1 When connecting terminals wire color is not important except green which should always be used for GND 2 Wire outdoor to indoor terminal to terminal as indicated in drawing above ...

Page 14: ...charge 5 ft x 0 161 oz per ft 0 81 oz additional refrigerant Calculate your additional charge here ____ ____ ____ X ____ ______ CAUTION Capacity is based on standard length and maximum allowance length is base of reliability Oil trap should be installed per 17 23 feet The basic system installation is now complete the unit is ready for start up UNIT START UP The system can now be opened to allow th...

Page 15: ...rators manual Note 1 A wall control is optional WCM1 244 0001 For the details of installation and operation please refer to the manual to be placed with the wall control 2 The cooling test may be performed if the outdoor temperature is between 5 ºF to 122 ºF The heating test may be performed if the outdoor temperature is between 5 ºF to 86 ºF ...

Page 16: ...d be as indicated below Take from the service port the pressure under the outdoor temperature should match the charts readings Cooling Chart 9 000 and 12 000 BTU Units Outdoor Temperature It is recommended to record and charge when the outdoor temperature is within the chart temperatures Pressure PSI ...

Page 17: ...950 0265revC 16 November 30 2020 18 000 and 24 000 BTU Units Outdoor Temperature It is recommended to record and charge when the outdoor temperature is within the chart temperatures ...

Page 18: ... 0265revC 17 November 30 2020 Heating Chart 9 000 and 12 000 BTU Units Outdoor Temperature It is recommended to record and charge when the outdoor temperature is within the chart temperatures Pressure PSI ...

Page 19: ...950 0265revC 18 November 30 2020 18 000 and 24 000 BTU Units Outdoor Temperature It is recommended to record and charge when the outdoor temperature is within the chart temperatures ...

Page 20: ...evel Hi Mi Lo dB A 38 32 25 38 30 28 Indoor unit Dimension W D H inch 28 43x7 36x11 42 31 57x7 44x11 69 Packing W D H inch 31 10x10 63x14 76 34 45x11 22x14 76 Net Gross weight lbs 17 2 22 7 18 96 24 91 Outdoor fan motor Model ZKFN 34 8 1 3 ZKFN 34 8 1 3 Input W 58 58 Output W 34 34 RLA A 0 4 0 4 Winding Resistance Ω 77 3 77 3 Speed r min 850 650 800 650 Outdoor air flow CFM 1176 47 1176 47 Outdoor...

Page 21: ...5 34 Indoor unit Dimension W D H inch 31 57x7 44x11 69 37 99x8 46x12 56 42 52x8 90x13 19 Packing W D H inch 34 45x11 22x14 76 41 14x12 01x16 14 45 47x16 34x12 60 Net Gross weight lbs 18 96 24 91 24 03 32 19 30 2 39 68 Outdoor fan motor Model ZKFN 34 8 1 3 ZKFN 34 8 1 3 ZKFN 50 8 2 3 Input W 58 58 50 Output W 34 34 115 RLA A 0 4 0 5 0 6 Winding Resistance Ω 77 3 77 3 37 3 Speed r min 800 750 650 80...

Page 22: ...t leakage detection F0 Overload current protection F1 Outdoor ambient temperature sensor T4 open circuit or short circuit F2 Condenser coil temperature sensor T3 open circuit or short circuit F3 Compressor discharge temperature sensor T5 open circuit or short circuit F4 Outdoor unit EEPROM parameter error F5 Outdoor fan speed has been out of control P0 IPM malfunction or IGBT over strong current p...

Page 23: ...nt line in a fine mist with ice crystals forming at the point of expansion Freeze up is not the only problem caused by moisture It can also result in corrosion the effects of which are not apparent until the real damage has occurred Moisture alone is bad enough but combined with refrigerants containing chlorine hydrochloric acids can form These greatly increase the corrosion of metals Also refrige...

Page 24: ...e accidental or otherwise to the unit while in possession of the consumer that is not a result of a defect in material in workmanship Damage caused by consumer misuse tampering or failure to follow all care and maintenance instructions in the manuals Damage to the finish of the case or other parts caused by water Damage caused by repairs or alterations to the unit by anyone other than a qualified ...

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