Thermal Zone 12A45YIMI Installation And Maintenance Manual Download Page 1

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950-0211revA March 7, 2014

International Refrigeration Products, Inc.

MINI-SPLIT INSTALLATION

AND MAINTENANCE MANUAL

A/C HEAT PUMP

9A45YIMI 9H45YIMI

12A45YIMI 12H45YIMI

12A45ZIMI           12H45ZIMI
18A45ZIMI           18H45ZIMI
24A45ZIMI           24H45ZIMI

9A45YOMI 9H45YOMI

12A45YOMI 12H45YOMI

12A45ZOMI 12H45ZOIMI

18A45ZOMI 18H45ZOMI
24A45ZOMI 24H45ZOMI

Summary of Contents for 12A45YIMI

Page 1: ...Inc MINI SPLIT INSTALLATION AND MAINTENANCE MANUAL A C HEAT PUMP 9A45YIMI 9H45YIMI 12A45YIMI 12H45YIMI 12A45ZIMI 12H45ZIMI 18A45ZIMI 18H45ZIMI 24A45ZIMI 24H45ZIMI 9A45YOMI 9H45YOMI 12A45YOMI 12H45YOM...

Page 2: ...Items for Considerations 3 Unit Installation 5 Unit Installation indoor 6 Unit Installation outdoor 9 Main Power Wiring 10 Controls Wiring 10 Wiring Diagram 11 Unit Start Up 13 Refrigerant Charge 14...

Page 3: ...m voltage before installing the unit installing and operating 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 corr...

Page 4: ...lation 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 s...

Page 5: ...d for 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 existi...

Page 6: ...door 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 fa...

Page 7: ...nit must be located a minimum of 4 ft from the floor and 6 from the ceiling Choose an area where the wall is plumb and determine how to best run the unit interconnects ALL VIEWED FROM FRONT SIDE L R H...

Page 8: ...n the left and right sides of the unit to route the piping and wiring connections Drill a 3 diameter hole through the wall for line set If using the installation kit measure the diameter of the sleeve...

Page 9: ...d the 16 AWG interconnect wiring between indoor and outdoor maximum of wires required is 4 through the unit electrical connection if required by local codes an electrical connector can be attached to...

Page 10: ...le may be required Ensure location does not impede access around unit and pose a disturbance to neighboring areas Step 8 Refrigerant Line Set Piping Interconnecting line set between the outdoor unit a...

Page 11: ...alled must have a separate branch circuit with an individual breaker fuse A local disconnect should be installed adjacent to the outdoor unit in accordance with National and Local Electrical Codes The...

Page 12: ...L1 L2 S L1 L2 S L1 L2 L1 L2 S L1 L2 S L1 L2 24K 230VAC Green wire for GND Green wire for GND Green wire for GND Note 1 When connecting terminals wire color is not important except green which should a...

Page 13: ...ilding codes Remember water only flows downhill to ensure positive draining from the unit Check using water for a positive flow of condensate Route the condensate hose on the bottom of the bundle maki...

Page 14: ...tems Remove brass caps from the service valves Open the SUCTION line valve first to prevent any possibility of oil clogged in the capillary tube This can occur if the liquid line valve is opened first...

Page 15: ...7 25 oz 8 86 oz 12A45YMI 12H45YMI 0 161 oz 0 81 oz 1 61 oz 3 22 oz 4 03 oz 5 64 oz 7 25 oz 8 86 oz 12A45ZMI 12H45ZMI 0 161 oz 0 81 oz 1 61 oz 3 22 oz 4 03 oz 5 64 oz 7 25 oz 8 86 oz 18A45ZMI 18H45ZMI...

Page 16: ...ure should match the charts readings Cooling chart COOLING MODE Outdoor Temp Indoor Temp v 75 F 85 F 95 F 105 F 115 F 70 F 119 0 113 0 117 0 125 0 147 0 PSI 75 F 124 0 120 0 126 0 132 0 155 0 PSI 80 F...

Page 17: ...p v 57 F 47 F 37 F 27 F 17 F 55 F 439 0 413 0 367 0 330 0 302 0 PSI 65 F 471 0 435 0 386 0 368 0 339 0 PSI 75 F 489 0 457 0 403 0 381 0 362 0 PSI Pressure PSI Outdoor Temperature It is recommended to...

Page 18: ...uF 3 0 3 0 Speed H M L RPM 1200 1050 800 1200 1050 850 Indoor air flow H M L CFM 480 420 320 480 420 320 Indoor noise level H M L dB A 39 35 28 39 35 28 Indoor unit Dimension W D H IN 26 77x7 01x10 04...

Page 19: ...apacitor uF 3 0 3 0 Speed H M L RPM 1200 1050 800 1200 1050 800 Indoor air flow H M L CFM 580 500 400 580 500 400 Indoor noise level H M L dB A 39 35 29 39 35 29 Indoor unit Dimension W D H IN 30 31X7...

Page 20: ...ut W 43 43 Capacitor uF 1 5 1 5 Speed H M L RPM 1200 1050 800 1200 1050 800 Indoor air flow H M L CFM 600 530 400 600 530 400 Indoor noise level H M L dB A 39 35 31 39 35 31 Indoor unit Dimension W D...

Page 21: ...5 Capacitor uF 1 5 1 5 Speed H M L RPM 1250 1100 800 1250 1100 800 Indoor air flow H M L CFM 750 660 480 750 660 480 Indoor noise level H M L dB A 42 39 31 42 39 31 Indoor unit Dimension W D H IN 35 6...

Page 22: ...W 80 5 80 5 Capacitor uF 3 0 3 0 Speed H M L RPM 1200 1100 900 1200 1100 900 Indoor air flow H M L CFM 1250 1150 950 1250 1150 950 Indoor noise level H M L dB A 47 45 39 49 45 39 Indoor unit Dimensio...

Page 23: ...ace outdoor temperature sensor and or replace indoor PCB F2 Condenser coil temperature sensor T3 open circuit or short circuit Replace condenser coil temperature sensor and or replace indoor PCB F3 Co...

Page 24: ...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...

Page 25: ...a reasonable time after the unit is returned This warranty does not cover Damage accidental or otherwise to the unit while in possession of the consumer that is not a result of a defect in material in...

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