Seabreeze 30H421ZMI Installation Manual Download Page 1

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950-0289revB July 22, 2022

24 SERIES MINI-SPLIT

DUAL / TRIPLE / QUAD ZONE / FIVE PORT

INSTALLATION MANUAL

MZ18H424ZMO               Condenser
MZ27H424ZMO               Condenser
MZ36H424ZMO               Condenser
MZ48H424ZMO                Condenser

HMZ18H424ZMO               Condenser
HMZ28H424ZMO              Condenser
HMZ36H424ZMO               Condenser
HMZ48H424ZMO              Condenser

WM6H424ZMI

Evaporator

WM9H424ZMI

Evaporator

WM12H424ZMI

Evaporator

WM18H424ZMI

Evaporator

WM24H424ZMI

Evaporator

30H421ZMI

Evaporator

36H421ZMI

Evaporator

Summary of Contents for 30H421ZMI

Page 1: ...nser MZ27H424ZMO Condenser MZ36H424ZMO Condenser MZ48H424ZMO Condenser HMZ18H424ZMO Condenser HMZ28H424ZMO Condenser HMZ36H424ZMO Condenser HMZ48H424ZMO Condenser WM6H424ZMI Evaporator WM9H424ZMI Evaporator WM12H424ZMI Evaporator WM18H424ZMI Evaporator WM24H424ZMI Evaporator 30H421ZMI Evaporator 36H421ZMI Evaporator ...

Page 2: ...EVACUATION OF THE REFRIGERATION TUBES AND INDOOR UNIT 21 Leak Testing 21 Vacuum Purge 21 START UP TESTING 23 Preparation 23 Operational Test 23 Technical Specifications for DUAL ZONE Outdoor Unit 24 Technical Specifications for TRIPLE ZONE Outdoor Unit 25 Technical Specifications for QUAD ZONE Outdoor Unit 26 Technical Specifications for FIVE PORT Outdoor Unit 27 Technical Specifications for DUAL ...

Page 3: ...uickly absorbs moisture and will contaminate and damage the system To prevent mixing of refrigerant or refrigeration lubricating oil the sizes of connecting sections of charging port on main unit and installation tools are different from those used for the conventional refrigerant units Accordingly special tools are required for the new refrigerant R410A units For connecting pipes use new and clea...

Page 4: ... with each indoor unit INSTALLER SUPPLIED PARTS The following additional Items are required for proper installation Refrigerant line set Insulated copper tubing o 6K Indoor 1 4 liquid line and 3 8 suction line o 9K Indoor 1 4 liquid line and 3 8 suction line o 12K Indoor 1 4 liquid line and 1 2 suction line o 18K Indoor 1 4 liquid line and 1 2 suction line o 24K Indoor 3 8 liquid line and 5 8 suct...

Page 5: ...floor or pad preferably slightly elevated INSTALLATION CONSIDERATIONS General Information Application Check the application of the unit prior to installation Certain 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 ...

Page 6: ...ystem must be used with a minimum of two indoor units evaporators Note The system matches are not recommended if all indoor units require simultaneous continuous full duty above 40000 Btu TWO INDOOR UNITS 6K 6K 6K 9K 6K 12K 9K 9K 9K 12K 2 INDOOR UNITS 3 INDOOR UNITS 6K 18K 9K 12K 9K 18K 12K 12K 12K 18K 6K 6K 6K 6K 6K 9K 6K 6K 12K 6K 6K 18K 6K 9K 9K 6K 9K 12K 6K 9K 18K 6K 12K 12K 9K 9K 9K 9K 9K 12K...

Page 7: ...8K 30K 6K 6K 24K 24K 6K 9K 18K 18K 6K 9K 18K 24K 6K 12K 18K 18K 6K 12K 18K 24K 9K 9K 9K 12K 9K 9K 9K 18K 9K 9K 9K 24K 9K 9K 9K 30K 9K 9K 9K 36K 9K 9K 12K 12K 9K 9K 12K 18K 9K 9K 12K 24K 9K 9K 12K 30K 9K 12K 12K 18K 9K 12K 12K 24K 9K 9K 18K 18K 9K 9K 18K 24K 9K 12K 18K 18K 12K 12K 12K 12K 12K 12K 12K 18K 12K 12K 12K 24K 12K 12K 18K 18K 6K 6K 6K 6K 9K 6K 6K 6K 6K 12K 6K 6K 6K 6K 18K 6K 6K 6K 6K 24K ...

Page 8: ... requirement indicated be the arrows are followed 2 Paying close attention to the air circulation in the room these units throw air approximately 15ft Ensure that no obstacles impede airflow 3 Do not mount this unit close to a heat source or a doorway Note For the detailed information about other types of indoor units please refer to the manual to be included with each indoor unit Selecting locati...

Page 9: ...o three indoor units DO NOT use this system with one indoor unit 3 The TRIPLE Zone maximum length is 98 ft for one indoor unit QUAD ZONE MZ36H424ZMO HMZ36H424ZMO 1 The maximum total line set length must not exceed 262 feet for all units using the 36K condenser Refrigerant must be added 0 161 oz ft when line set length exceeds 98 ft total 2 Quad Zone model MZ36H424ZMO HMZ36H424ZMO are designed to o...

Page 10: ...tall this unit near a heat source direct sunlight near hazardous chemicals or combustible gases 2 Mounting the Wall Plate After determining an acceptable location for the indoor unit fasten the wall bracket securely to the wall using the proper anchors installer supplied Be sure the wall bracket is level and firm to the wall using a minimum of 4 screws or wall anchors Failure to mount the wall bra...

Page 11: ...te Carefully lower the bottom portion of the indoor unit towards the wall snapping it into the clips at the bottom of the unit See Figure 4 If using the left rear exit run lines from outside to indoor unit Form line set to mate to indoor unit stubs and connect prior to mounting to indoor unit If necessary run lines along inside wall and carefully remove the proper cut out from the indoor unit hous...

Page 12: ...utdoor unit dimension MZ18H424ZMO HMZ18H424ZMO Dual Zone MZ27H424ZMO HMZ28H424ZMO Triple Zone MZ36H424ZMO Quad Zone Unit inch Model W D H W 1 A B MZ18H424ZMO 35 0 13 5 26 50 39 0 26 1 13 9 HMZ18H424ZMO 37 2 16 5 31 9 40 6 26 5 15 9 MZ27H424ZMO HMZ28H424ZMO MZ36H424ZMO ...

Page 13: ...e Port Unit inch Outdoor unit location The location must allow easy servicing and provide good air circulation as shown in the illustration below 20 40 79 20 20 20 79 Model W D H W 1 A B HMZ36H424ZMO MZ48H424ZMO HMZ48H424ZMO 37 5 16 3 52 5 41 7 25 0 15 9 Figure 7 Top View Side View ...

Page 14: ... Installer provided must be used For best results mount this unit as close as possible to the evaporators Check maximum line length specifications before mounting Maximum Line length and height Outdoor Unit Equivalent length of the farthest fitting pipe Lx L1 L2 L3 L4 L5 Indoor Unit Indoor Unit Height difference between indoor units H2 Height difference between outdoor and indoor units H1 a b c d ...

Page 15: ...with one indoor unit See page 5 The MZ48H424ZMO HMZ48H424ZMO Five Port unit is designed to run two three four or five indoor units DO NOT use this system with one indoor unit See page 6 The outdoor unit is supplied with a sufficient refrigerant charge of R410A for a maximum Design Length no extra refrigerant required Beyond this length additional refrigerant is required and must be weighted in see...

Page 16: ... appropriate fittings on the outside unit and torque the flare fittings per the table above 6 Bundle all lines control cables and condensation drain together Be sure to leave ample length on control cable to allow for termination Bundle can be secured together using vinyl tape Note Condensation drain MUST be placed at the bottom of the bundle as shown in the Figure 13 Failure to do so may cause ev...

Page 17: ...r wire sizes and circuit breaker sizes Connect the control cables according to the diagrams on page 18 Make power connections per diagram on page 18 Specifications Compressor stop start frequency Stop time 3 minutes or more Power source voltage Voltage fluctuation Within 10 of rated voltage Voltage drop during start Within 15 of rated voltage Interval unbalance Within 3 of rated voltage Connect th...

Page 18: ...ctions Five Port unit use A B C D and E 16 AWG STRANDED 4 Conductor Cable 16 AWG STRANDED 4 Conductor Cable To the power supply To unit B To unit C supply power cable 16 AWG STRANDED 4 Conductor Cable L1 L1 L1 To unit E E D C B A INDOOR UNIT A G G G G G INDOOR UNIT B INDOOR UNIT C INDOOR UNIT D INDOOR UNIT E 1 A 2 A 3 A 1 B 2 B 3 B 1 2 C 3 C 1 D 2 D 3 D 1 E 2 E 3 E Wiring identification labels are...

Page 19: ...nal No are the same as the wiring diagram Tighten terminal screws for safe connections DO NOT CROSS WIRES DO NOT CONNECT CONDENSATE PUMP TO THE INDOOR UNIT After wiring replace the electric box cover and then close the front panel by pressing the corners inward to latch Note For detailed information about other types of indoor units please refer to the manual packed with each indoor unit Screws Co...

Page 20: ...oor Unit Peak Heat Figure 18d 1 4 1 2 A B 1 4 1 2 1 4 3 8 C D 1 4 3 8 Adapter A 1 4 3 8 1 4 3 8 B Five Port Outdoor Unit 1 4 1 2 A B 1 4 1 2 1 4 3 8 C D 1 4 3 8 E 1 4 3 8 Triple Zone Outdoor Unit A 1 4 3 8 1 4 3 8 B 1 4 3 8 C Quad Zone Outdoor Unit 1 4 1 2 A B 1 4 3 8 1 4 3 8 C D 1 4 3 8 Triple Zone Outdoor Unit Peak Heat A 1 4 1 2 1 4 3 8 B 1 4 3 8 C ...

Page 21: ...g Connection Size INDOOR unit copper tubing 1 4 3 8 1 2 5 8 Wall Mount Cassette Floor ceiling Console Ducted Air Handler 6K 9K x x 12K 18K x x 24K x x 30K 36K x x OUTDOOR UNIT Terminal A Terminal B Terminal C Terminal D Terminal E Adapter Included MZ18H424ZMO HMZ18H424ZMO 1 4 3 8 1 4 3 8 3 8 F to 1 2 M 2 pcs MZ27H424ZMO 1 4 3 8 1 4 3 8 1 4 3 8 3 8 F to 1 2 M 3 pcs HMZ28H424ZMO 1 4 1 2 1 4 3 8 1 4 ...

Page 22: ... Vacuum Purge DO NOT OPEN SERVICE PORT VALVES 1 Turn on the vacuum pump Evacuate system for about 30 minutes and confirm that the vacuum reading to each indoor unit is 500 microns After reaching 500 microns continue evacuation for approximately 2 hours 2 Close all manifold valves and turn off the vacuum pump After waiting for 30 minutes confirm that the vacuum reading has not changed If the vacuum...

Page 23: ...950 0289revB 22 July 22 2022 Figure 21a Figure 21b Figure 21c Figure 21d ...

Page 24: ...for compressor delay timer to expire 2 Press the button until it reads 60 º F on all indoor units 3 Operate indoor units for no less than 15 minutes in the cooling mode 4 Press the FAN button to select high fan speed on all units 5 After operating for several minutes check for cool air flow Outlet temperature should be 20 to 24 º F lower than ambient temperature If outlet temperature is out of ran...

Page 25: ...Input W 20 Oil Type Charge Volume oz ESTER OIL VG74 15 22 Overload Protector Condenser Number of Rows 2 Fin Pitch in 0 051 Fin Type Hydrophilic Aluminum Coil Length x Height x Width in 35 43 x 23 98 x 0 87 34 06 x 23 98 x 0 87 Number of circuits 6 Defrosting Method Automatic Defrosting Chassis Electrical Heater Power Input W 150 Dimensions Weight Unit Dimensions W x D x H in 35 04 x 13 46 x 26 50 ...

Page 26: ...ter Input W 25 Oil Type Charge Volume oz ESTER OIL VG74 20 97 Overload Protector Condenser Number of Rows 2 Fin Pitch in 0 055 Fin Type Hydrophilic Aluminum Coil Length x Height x Width in 39 57 x 29 76 x 0 53 38 78 x 29 76 x 0 53 Number of circuits 6 Defrosting Method Automatic Defrosting Chassis Electrical Heater Power Input W 150 Dimensions Weight Unit Dimensions W x D x H in 37 24 x 16 14 x 31...

Page 27: ... x Height x Width in 39 17 x 30 0 x 0 87 37 8 x 30 0 x 0 87 22 83x 30 0 x 0 87 Number of circuits 6 Defrosting Method Automatic Defrosting Chassis Electrical Heater Power Input W 150 Dimensions Weight Unit Dimensions W x D x H in 37 24 x 16 14 x 31 89 Packing Dimensions W x D x H in 42 91 x 19 69 x 34 45 Net Gross Weight lb 169 09 181 66 Connection Flare Liquid line Four of 1 4 6K 9K 12K 18K 1 Fla...

Page 28: ... x Width in 38 58 x 24 8 x 1 73 38 58 x 24 8 x 1 73 Number of circuits 10 Defrosting Method Automatic Defrosting Chassis Electrical Heater Power Input W 150 Dimensions Weight Unit Dimensions W x D x H in 37 48 x 16 34 x 52 48 Packing Dimensions W x D x H in 43 11 x 19 49 x 57 48 Net Gross Weight lb 225 53 256 62 Connection Flare Liquid line Five of 1 4 6K 9K 12K 18K 1 Flare Suction line Three of 3...

Page 29: ...ater Input W 25 Oil Type Charge Volume oz ESTER OIL VG74 20 96 Overload Protector Condenser Number of Rows 2 Fin Pitch in 0 055 Fin Type Hydrophilic Aluminum Coil Length x Height x Width in 39 57 x 29 76 x 0 53 38 78 x 29 76 x 0 53 Number of circuits 6 Defrosting Method Automatic Defrosting Chassis Electrical Heater Power Input W 150 Dimensions Weight Unit Dimensions W x D x H in 37 24 x 16 14 x 3...

Page 30: ...NT01L 4639 Condenser Number of Rows 2 6 Fin Pitch in 0 059 Fin Type Hydrophilic Aluminum Coil Length x Height x Width in 39 17 x 30 0 x 0 87 37 8 x 30 0 x 0 87 22 83x 30 0 x 0 87 Number of circuits 6 Defrosting Method Automatic Defrosting Chassis Electrical Heater Power Input W 150 Dimensions Weight Unit Dimensions W x D x H in 37 24 x 16 14 x 31 89 Packing Dimensions W x D x H in 42 91 x 19 69 x ...

Page 31: ...Coil Length x Height x Width in 38 58 x 24 8 x 1 73 38 58 x 24 8 x 1 73 Number of circuits 10 Defrosting Method Automatic Defrosting Chassis Electrical Heater Power Input W 150 Dimensions Weight Unit Dimensions W x D x H in 37 48 x 16 34 x 52 48 Packing Dimensions W x D x H in 43 11 x 19 49 x 57 48 Net Gross Weight lb 223 11 253 97 Connection Flare Liquid line Four of 1 4 6K 9K 12K 18K 1 Flare Suc...

Page 32: ...ngth x Height x Width in 38 98 x50 0 x 1 73 38 98 x50 0 x 1 73 Number of circuits 8 Defrosting Method Automatic Defrosting Chassis Electrical Heater Power Input W 150 Dimensions Weight Unit Dimensions W x D x H in 37 48 x 16 34 x 52 48 Packing Dimensions W x D x H in 43 11 x 19 49 x 57 48 Net Gross Weight lb 238 32 269 84 Connection Flare Liquid line Five of 1 4 6K 9K 12K 18K 1 Flare Suction line ...

Page 33: ...90 32 86 Model Number 246 0002 WM12H424ZMI 246 0003 WM18H424ZMI 246 0004 WM24H424ZMI Power supply Ph V Hz 208 230V 1Ph 60Hz 208 230V 1Ph 60Hz 208 230V 1Ph 60Hz Voltage range V 187 253 187 253 187 253 Cooling Capacity Btu h 12000 3600 13300 18000 1980 19500 24000 9200 25000 Heating Capacity Btu h 12000 4500 13500 18000 6620 21200 26000 10350 26410 Indoor fan motor Model ZKFP 13 8 4 ZKFP 58 8 1 5 ZK...

Page 34: ... Hi Mi Lo CFM 702 536 380 653 447 329 Indoor noise level Hi Mi Lo dB A 49 5 43 5 39 5 54 45 40 Indoor unit Dimension W D H inch 49 57x11 14x14 25 49 57x11 14x14 25 Packing W D H inch 52 76x17 72x15 16 52 76x17 72x15 16 Net Gross weight lbs 42 99 55 56 42 77 55 56 Design pressure PSIG 550 340 550 340 Refrigerant piping Liquid side Gas side inch 3 8 5 8 3 8 5 8 Wire Size No of Conductors 14 AWG 4C 1...

Page 35: ...ntrol is not working See Note 2 Reset unit Disconnect main power for 30 seconds then reapply Is it within receiving range Is it obstructed Replace the batteries Is remote control damaged Water leaking into room The air humidity is excessively high Check to see if all windows and doors are closed Call service Tech if not corrected by the above action Water leakage in outdoor unit When the unit is r...

Page 36: ... open circuit or short circuit EC 54 Compressor discharge temperature sensor Tp open circuit or short circuit EC 56 Evaporator coil outlet temperature sensor T2b open circuit or short circuit EH 60 Indoor room temperature sensor T1 open circuit or short circuit EH 61 Evaporator coil temperature sensor T2 open circuit or short circuit EC 07 Outdoor fan speed has been out of control EH 0b Indoor PCB...

Page 37: ... The reading on terminals 1 and 3 of indoor unit are the same as the outdoor unit which shows the power supply 208V 230V The terminal 2 is for signal the reading between 1 and 2 is fluctuating OUTDOOR ELECTRICAL SCHEMATICS Wiring Diagram for MZ18H424ZMO Dual Zone ...

Page 38: ...950 0289revB 37 July 22 2022 Wiring Diagram for HMZ18H424ZMO Dual Zone Wiring Diagram for MZ27H424ZMO HMZ28NH424ZMO Triple Zone ...

Page 39: ...950 0289revB 38 July 22 2022 Wiring Diagram for MZ36H424ZMO Quad Zone Wiring Diagram for HMZ36H424ZMO Quad Zone ...

Page 40: ...950 0289revB 39 July 22 2022 Wiring Diagram for MZ48H424ZMO Five Port Wiring Diagram for HMZ48H424ZMO Five Port ...

Page 41: ...et temperature sensor T2b open circuit or short circuit EC 71 Over current failure of outdoor DC fan motor EC 72 Lack phase failure of outdoor DC fan motor EC 07 Outdoor fan speed has been out of control PC 00 IPM malfunction or IGBT over strong current protection PC 0A High temperature protection of condenser PC 0F PFC module protection PC 0L Low ambient temperature protection PC 02 High temperat...

Page 42: ...ntal 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 technici...

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