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DUAL / TRIPLE / QUAD ZONE / FIVE PORT
950-0289revB
24 SERIES MINI-SPLIT
INSTALLATION MANUAL
MZ18H424ZMO
MZ27H424ZMO
MZ36H424ZMO
MZ48H424ZMO
HMZ18H424ZMO
HMZ28H424ZMO
HMZ36H424ZMO
HMZ48H424ZMO
WM6H424ZMI
WM9H424ZMI
WM12H424ZMI
WM18H424ZMI
WM24H424ZMI
30H421ZMI
36H421ZMI
Condenser
Condenser
Condenser
Condenser
Condenser
Condenser
Condenser
Condenser
Evaporator
Evaporator
Evaporator
Evaporator
Evaporator
Evaporator
Evaporator
July 22, 2022
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Related Manuals for Seabreeze MZ18H424ZMO
Summary of Contents for Seabreeze MZ18H424ZMO
- Page 1 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...
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Page 2: Table Of Contents
CONTENTS INSTALLATION STEPS ............................2 NOTES TO INSTALLER ............................2 PARTS INCLUDED WITH UNIT..........................3 INSTALLER SUPPLIED PARTS ..........................3 Decorative Channel ........................4 Wall Bracket ........................... 4 INSTALLATION CONSIDERATIONS ........................4 General Information ........................4 System Configuration Options ..................... 5 Selecting locations for the Indoor unit (Wall-mounted) ............ -
Page 3: Installation Steps
INSTALLATION STEPS • Select the location for the indoor unit. (Page 7) • Mount the indoor wall brackets. (Page 9) • Drill wall penetration holes. (Page 9) • Hang the indoor units. (Page 10) • Locate and mount the outdoor unit. (Page 12) •... -
Page 4: Parts Included With Unit
Flare nuts 2 ea. required per line, see above (line set) for size. • Vinyl UV resistant tape. • Supply Power: Dual Zone MZ18H424ZMO / HMZ18H424ZMO 25 amp circuit breaker Triple Zone MZ27H424ZMO / HMZ28H424ZMO 30 amp circuit breaker / 40 amp circuit breaker Quad Zone MZ36H424ZMO / HMZ36H424ZMO... -
Page 5: Decorative Channel
Note: Condensate pump can be powered by connecting to the incoming power at the indoor OR outdoor terminal block. Main system breaker or disconnect sized per unit requirements should be mounted adjacent to outdoor unit. Decorative Channel Route the bundled piping and wiring to the outdoor unit and connect per the OUTDOOR UNIT installation instructions. -
Page 6: System Configuration Options
System Configuration Options Dual Zone MZ18H424ZMO / HMZ18H424ZMO (2 indoor units) Note: Do not mismatch or connect to an outdoor unit other than the designed matched system. TWO INDOOR UNITS 6K + 6K / 6K + 9K / 6K + 12K / 9K + 9K / 9K + 12K Note: The system matches are not recommended if all indoor units require simultaneous continuous full duty above 22000 Btu. - Page 7 MZ48H424ZMO / HMZ48H424ZMO (2 to 5 indoor units) Note: 1. Do not mismatch or connect to an outdoor unit other than the designed matched system. 2. This system must be used with a minimum of two indoor units (evaporators). 2 INDOOR UNITS 3 INDOOR UNITS 4 INDOOR UNITS 5 INDOOR UNITS...
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Page 8: Selecting Locations For The Indoor Unit (Wall-Mounted)
Indoor Models Available: Indoor Unit Type Catalog Number Outline Remark WM6H424ZMI WM9H424ZMI WM12H424ZMI Wall-mounted Indoor Unit WM18H424ZMI WM24H424ZMI 30H421ZIMI 36H421ZIMI Console Indoor Unit C12H424ZMI CA9H424ZMI CA12H424ZMI Cassette Indoor Unit CA18H424ZMI CA24H424ZMI For the detail information about FC18H424ZMI Floor / Ceiling Indoor Unit connecting, please refer to the FC24H424ZMI specific manual included with... -
Page 9: Line Set Length
Refrigerant must be added (0.161 oz./ft.) when line set total length exceeds 49.2 ft. 2. Dual Zone model MZ18H424ZMO is designed to operate with 2 indoor units. 3. The Dual Zone maximum length is 82 ft. for one indoor unit. -
Page 10: Indoor Unit (Evaporator) Installation
INDOOR UNIT (EVAPORATOR) INSTALLATION 1. Clearances and Mounting requirements (Wall-mounted Indoor Unit) Enough space should be left around the unit to facilitate maintenance. Please view Figure. 1 for recommended dimensions: Figure 1 Minimum clearances as noted above. Mount indoor unit with a minimum 6” to ceiling. Indoor unit should have approximately 16 feet of unobstructed area directly in front for proper air flow for the 9K and 12K indoor units. - Page 11 Wall sleeve can now be inserted into the hole. Insert sleeve from the inside to the outside. The See page 15, sleeve should be approximately 3/16” longer than Figure 13 the wall thickness. 4. Identify Line Sets Mark the line sets as necessary to prevent crossed connections.
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Page 12: Outdoor Unit (Condenser) Installation
OUTDOOR UNIT (CONDENSER) INSTALLATION Outdoor unit dimension MZ18H424ZMO / HMZ18H424ZMO – Dual Zone, MZ27H424ZMO / HMZ28H424ZMO – Triple Zone, MZ36H424ZMO – Quad Zone Unit: inch Model MZ18H424ZMO 35.0 13.5 26.50 39.0 26.1 13.9 HMZ18H424ZMO MZ27H424ZMO 37.2 16.5 31.9 40.6 26.5 15.9... - Page 13 HMZ36H424ZMO – Quad Zone MZ48H424ZMO / HMZ48H424ZMO– Five Port Unit: inch Model HMZ36H424ZMO MZ48H424ZMO 37.5 16.3 52.5 41.7 25.0 15.9 HMZ48H424ZMO Outdoor unit location The location must allow easy servicing and provide good air circulation as shown in the illustration below: 40"...
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Page 14: Maximum Line Length And Height
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 Indoor Unit Indoor Unit Figure 9 MZ18H424ZMO SMZ27H424ZMO MZ36H424ZMO MZ482H424ZMO Connection Length HMZ18H424ZMO HMZ28H424ZMO HMZ36H424ZMO... -
Page 15: Connecting Line Set
Indoor unit to the outdoor unit, and secure with clamps or Plastic-Duct as required. Installation Notes: The MZ18H424ZMO / HMZ18H424ZMO Dual Zone unit are designed to run two indoor units. (See page 6) The MZ27H424ZMO / HMZ28H424ZMO Quad Zone unit are designed to run two or three units. DO NOT use this system with one indoor unit. - Page 16 2. Line set can now be cut (if necessary), to the proper length. Cut the tubing a little longer than measured distance. Completely remove all burrs from the crosscut section of tubing. Do not allow debris to fall into copper tube. It is extremely important to clean the copper tubing prior to connecting to system. 3.
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Page 17: Electrical Connection
ELECTRICAL CONNECTION WARNING! Improper wiring between the inside units and the outside unit can cause serious damage to the system, and the risk of personal injury or fire. Use caution when connecting the wiring to ensure that the wires are connected properly. DO NOT USE THERMOSTAT WIRE TO CONNECT OUTDOOR TO INDOOR UNIT! NOTES: - Electrical wiring and connections should be made by qualified electricians in accordance with National and... -
Page 18: Typical Electrical Wiring Connections
TYPICAL ELECTRICAL WIRING CONNECTIONS Typical electrical wiring for the Dual and Quad Zone units. (Dual Zone units use “A” and “B” connections, Triple Zone units use “A”, “B”, “C” connections, Quad Zone unit use “A”, “B”, “C” and “D” connections, Five Port unit use “A”, “B”, “C”, “D”... -
Page 19: Electrical Connection Of The Indoor Unit (Wall-Mounted)
Electrical connection of the indoor unit (Wall-mounted) Open the front cover by pressing inward on the sides of the cover near the bottom to release, then pull bottom of cover outwards. Figure 16 Feed the cable wire in from the rear of unit. Open the electric box cover;... -
Page 20: Typical Outdoor Installation
TYPICAL OUTDOOR INSTALLATION Figure 18a Adapter Intake Air Figure 18b Exhaust Air Figure 18c Triple Zone Quad Zone Quad Zone Five Port Dual Zone Triple Zone Outdoor Unit Outdoor Unit Outdoor Unit Outdoor Unit Outdoor Unit Outdoor Unit (Peak Heat) (Peak Heat) 1/4”... -
Page 21: Tubing Connection
Terminal Terminal Terminal Terminal Terminal OUTDOOR UNIT Adapter Included MZ18H424ZMO / 1/4", 3/8" 1/4", 3/8" 3/8"F to 1/2”M -2 pcs, HMZ18H424ZMO MZ27H424ZMO 1/4", 3/8" 1/4", 3/8" 1/4", 3/8" 3/8"F to 1/2”M -3 pcs, 3/8"F to 1/2”M -2 pcs, 1/2"F to 3/8”M -1 pc, HMZ28H424ZMO 1/4", 1/2"... -
Page 22: Evacuation Of The Refrigeration Tubes And Indoor Unit
EVACUATION OF THE REFRIGERATION TUBES AND INDOOR UNIT After connecting the indoor and outdoor units, evacuate the air from the line set and the indoor unit as follows: Leak Testing Indoor units are nitrogen pre-charged, however they should be pressure tested before installation. 1. - Page 23 Figure 21a Figure 21c Figure 21b Figure 21d 950-0289revB - 22 - July 22, 2022...
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Page 24: Start Up Testing
Operational Test Note: For model: MZ18H424ZMO, MZ27H424ZMO, MZ36H424ZMO, MZ48H424ZMO The cooling test may be performed if the outdoor temperature is between -13 º F to 122 º F. The heating test may be performed if the outdoor temperature is between -13 º F to 86 º F. -
Page 25: Technical Specifications For Dual Zone Outdoor Unit
Technical Specifications for DUAL ZONE Outdoor Unit Model Number 246-0600 MZ18H424ZMO Rated Voltage & Frequency and Phase 208-230V / 60Hz / 1PH Min. - Max. Operating Voltage 187 - 253 VAC Rated Input Current of the Power Conversion Equipment Min. Circuit Ampacity (A) Circuit Breaker Size (A) Working Temperature Range (°... -
Page 26: Technical Specifications For Triple Zone Outdoor Unit
Technical Specifications for TRIPLE ZONE Outdoor Unit Model Number 246-0601 MZ27H424ZMO Rated Voltage & Frequency and Phase 208-230V / 60Hz / 1PH Min. - Max. Operating Voltage 187 - 253 VAC Rated Input Current of the Power Conversion Equipment Min. Circuit Ampacity (A) 24.5 Circuit Breaker Size (A) Working Temperature Range (°... -
Page 27: Technical Specifications For Quad Zone Outdoor Unit
Technical Specifications for QUAD ZONE Outdoor Unit Model Number 246-0602 MZ36H424ZMO Rated Voltage & Frequency and Phase 208-230V / 60Hz / 1PH Min. - Max. Operating Voltage 187 - 253 VAC Rated Input Current of the Power Conversion Equipment 20.5 Min. -
Page 28: Technical Specifications For Five Port Outdoor Unit
Technical Specifications for FIVE PORT Outdoor Unit Model Number 246-0603 MZ48H424ZMO Rated Voltage & Frequency and Phase 208-230V / 60Hz / 1PH Min. - Max. Operating Voltage 187 - 253 VAC Rated Input Current of the Power Conversion Equipment Min. Circuit Ampacity (A) Circuit Breaker Size (A) Working Temperature Range (°... -
Page 29: Technical Specifications For Dual Zone Peak Heat Outdoor Unit
Technical Specifications for DUAL ZONE PEAK HEAT Outdoor Unit Model Number 246-0706 HMZ18H424ZMO Rated Voltage & Frequency and Phase 208-230V / 60Hz / 1PH Min. - Max. Operating Voltage 187 - 253 VAC Rated Input Current of the Power Conversion Equipment Min. -
Page 30: Technical Specifications For Triple Zone Peak Heat Outdoor Unit
Technical Specifications for TRIPLE ZONE PEAK HEAT Outdoor Unit Model Number 246-0703 HMZ28H424ZMO Rated Voltage & Frequency and Phase 208-230V / 60Hz / 1PH Min. - Max. Operating Voltage 187 - 253 VAC ated Input Current of the Power Conversion Equipment Min. -
Page 31: Technical Specifications For Quad Zone Max Heat Outdoor Unit
Technical Specifications for QUAD ZONE PEAK HEAT Outdoor Unit Model Number 246-0704 HMZ36H424ZMO Rated Voltage & Frequency and Phase 208-230V / 60Hz / 1PH Min. - Max. Operating Voltage 187 - 253 VAC Rated Input Current of the Power Conversion Equipment Min. -
Page 32: Technical Specifications For Five Port Peak Heat Outdoor Unit
Technical Specifications for FIVE PORT PEAK HEAT Outdoor Unit Model Number 246-0705 HMZ48H424ZMO Rated Voltage & Frequency and Phase 208-230V / 60Hz / 1PH Min. - Max. Operating Voltage 187 - 253 VAC Rated Input Current of the Power Conversion Equipment Min. -
Page 33: Technical Specifications For Wall Mounted Indoor Units
Technical Specifications for WALL MOUNTED Indoor Units 246-0005 246-0001 Model Number WM6H424ZMI WM9H424ZMI Power supply Ph-V-Hz 208/230V, 1Ph, 60Hz 208/230V, 1Ph, 60Hz Voltage range 187-253 187-253 Cooling Capacity Btu/h 6000 (2500~11800) 9000 (2500~11900) Heating Capacity Btu/h 7000 (3400~11230) 10000 (3400~13000) Model ZKFP-13-8-4 ZKFP-13-8-4... - Page 34 244-1605-E 244-1606-E Model Number 30H421ZIMI 36H421ZIMI Power supply Ph-V-Hz 208/230V, 1Ph, 60Hz 208/230V, 1Ph, 60Hz Voltage range 187-253 187-253 Cooling Capacity Btu/h 30000 (7200~31600) 36000 (8300~37500) Heating Capacity Btu/h 30000 (11700~32000) 36000 (10900~37360) Model ZKFP-58-8-1-5 ZKFP-58-8-1-5 Input Indoor fan motor Speed(Hi/Mi/Lo) r/min 1200/1050/950...
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Page 35: Troubleshooting
TROUBLESHOOTING The first step in troubleshooting is to disconnect power for 3 minutes to allow the unit to reset. If this does not rectify the problem, proceed with the troubleshooting chart below. Problem Troubleshooting • Is the power off? • Is the circuit protection device tripped? •... -
Page 36: Indoor Unit Error Codes
INDOOR UNIT ERROR CODES Display INFORMATION Defrost – Normal operation Active clean – Normal operation Filter replacement reminder (power on display for 15 seconds) Freeze protection under 46º F – Normal operation Forced cooling – Normal operation AP mode of Wi-Fi connection Remote switched off EH 00/EH 0A Indoor unit EEPROM parameter error... -
Page 37: Terminal Readings On Indoor Unit
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) 950-0289revB - 36 - July 22, 2022... - Page 38 Wiring Diagram for HMZ18H424ZMO (Dual Zone) Wiring Diagram for MZ27H424ZMO / HMZ28NH424ZMO (Triple Zone) 950-0289revB - 37 - July 22, 2022...
- Page 39 Wiring Diagram for MZ36H424ZMO (Quad Zone) Wiring Diagram for HMZ36H424ZMO (Quad Zone) 950-0289revB - 38 - July 22, 2022...
- Page 40 Wiring Diagram for MZ48H424ZMO (Five Port) Wiring Diagram for HMZ48H424ZMO (Five Port) 950-0289revB - 39 - July 22, 2022...
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Page 41: Error Codes On Outdoor Pc Board
ERROR CODES ON OUTDOOR PC BOARD Display INFORMATION Defrost – Normal operation Forced cooling – Normal operation Compressor pre-heating (for Five-Port unit only) Oil return process (for Five-Port unit only) Low ambient cooling mode (for Five-Port unit only) PFC module protection occurs three times within 15 minutes (for Five-Port unit only) Indoor and outdoor units’... -
Page 42: Warranty
WARRANTY INTERNATIONAL REFRIGERATION PRODUCTS warrants the accompanying split air conditioner or heat pump system to be free of defects in material and workmanship for the applications specified in the operation manual and installation manual for a period of two (2) years on parts and seven (7) years on compressor, valid from the date of original retail purchase in the United States or Canada.
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Questions and answers
Does each evaporator works independently in different mode .meaning can I put one in heat mode and the next in cooling