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HIGH EFFICIENCY SERIES
DUAL / TRIPLE / QUAD ZONE / FIVE PORT
SMZ18H422ZOGB
SMZ24H421ZOGB
SMZ30H421ZOGB
SMZ42H421ZOGB
SHE9H4ZIGB
SHE12H4ZIGB
SHE18H4ZIGB
SHE24H4ZIGB
950-0261revA
MINI-SPLIT
INSTALLATION MANUAL
Condenser
Condenser
Condenser
Condenser
Evaporator
Evaporator
Evaporator
Evaporator
January 3, 2019
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Summary of Contents for Sea Breeze HIGH EFFICIENCY Series
- Page 1 HIGH EFFICIENCY SERIES MINI-SPLIT DUAL / TRIPLE / QUAD ZONE / FIVE PORT INSTALLATION MANUAL SMZ18H422ZOGB Condenser SMZ24H421ZOGB Condenser SMZ30H421ZOGB Condenser SMZ42H421ZOGB Condenser SHE9H4ZIGB Evaporator SHE12H4ZIGB Evaporator SHE18H4ZIGB Evaporator SHE24H4ZIGB Evaporator 950-0261revA January 3, 2019...
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Page 2: Table Of Contents
CONTENTS INSTALLATION STEPS ............................3 NOTES TO INSTALLER ............................3 PARTS INCLUDED WITH UNIT..........................4 Wall Bracket ..............................4 Drain Fitting ..............................4 Remote Control ............................... 4 Installation Manual ............................4 Batteries for Remote Control (2 AAA) ......................4 ... -
Page 3: Installation Steps
INSTALLATION STEPS • Select the location for the indoor and outdoor 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 13) •... -
Page 4: Parts Included With Unit
PARTS INCLUDED WITH UNIT Wall-mounted Indoor unit Outdoor Unit Wall Bracket Drain Fitting Remote Control Installation Manual Batteries for Remote Control (2 AAA) Terminal Label Remote Control Holder Adapter: Adapter (for 42K unit only): 1/2"F to 3/8”M (9510198) with 9K indoor and 1/4"F to 3/8”M (951-0517) –... -
Page 5: Decorative Channel
Note: Condensate pump cannot be powered from the indoor unit. Power connections must be made at outdoor unit supply power. 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 SMZ18H422ZOGX (2 indoor units) Note: Do not mismatch or connect to an outdoor unit other than the designed matched system. ONE INDOOR UNIT TWO INDOOR UNITS 9K + 9K 9K + 12k Triple Zone SMZ24H421ZOGB (2 to 3 indoor units) Note: 1. -
Page 7: Selecting Locations For The Indoor Unit (Wall-Mounted)
Indoor Models Available: Indoor Unit Type Catalog Number Outline Remark SHE9H4ZIGB SHE12H4ZIGB Wall-mounted Indoor Unit SHE18H4ZIGB SHE24H4ZIGB SMZC9H4ZIGX Console Indoor Unit SMZC12H4ZIGX SMZC18H4ZIGX SMZCA12H4ZIGX Cassette Indoor Unit SMZCA18H4ZIGX SMZCA24H4ZIGX For the detail information about connecting, please refer to the SMZFC9H4ZIGX specific manual included with SMZFC12H4ZIGX Floor / Ceiling Indoor Unit... -
Page 8: Line Set Length
Line set length Locate the Indoor and Outdoor units as close together as possible. Line set height and length cannot exceed specifications. Installation Notes: DUAL ZONE – SMZ18H422ZOGB 1. The maximum total line set length must not exceed 65.6 feet for all units attached to the 18K condenser. 2. -
Page 9: 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 10 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 11: Outdoor Unit (Condenser) Installation
OUTDOOR UNIT (CONDENSER) INSTALLATION Outdoor unit dimension SMZ18H422ZOGB – Dual Zone SMZ24H421ZOGB – Triple Zone / SMZ30H421ZOGB – Quad Zone 950-0261revA - 11 - January 3, 2019... - Page 12 SMZ42H421ZOGB – Five Port Outdoor unit location The location must allow easy servicing and provide good air circulation as shown in the illustration below: 40" 20" 79" 20" 20" 20" 79" Top View Side View Figure 7 950-0261revA - 12 - January 3, 2019...
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Page 13: Maximum Line Length And Height
Mounting the Outdoor (condenser) Unit Follow the clearance guidelines in the diagram above. Clearance distances minimums. Minimum clearance above unit is 12" to allow for servicing. Install drain plug as in Figure 8 (included). Drain hose not included. Do not mount this unit close to combustibles or heat sources. -
Page 14: Connecting Line Set
CONNECTING LINE SET CAUTION! IMPROPER CONNECTION OF THE LINE SETS WILL RESULT IN IMPROPER OPERATION OF THE SYSTEM. MARK EACH LINE SET AND WIRING FOR IDENTIFICATION. IDENTIFICATION LABELS ARE INCLUDED WITH EACH OUTDOOR UNIT. ENSURE THAT THE WIRING AND THE LINE SETS ARE ROUTED TO THE PROPER INDOOR ZONE. - Page 15 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 cross cut 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. Install flare nuts and follow standard flaring procedures.
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Page 16: 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 17: 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 18: 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 19: Typical Outdoor Installation
TYPICAL OUTDOOR INSTALLATION 950-0261revA - 19 - January 3, 2019... -
Page 20: Tubing Connection
TUBING CONNECTION System structure Outdoor Unit Cassette Duct ed Wall Mounted Floor Ceiling Console Indoor Unit Indoor Unit Indoor Unit Indoor Unit Indoor Unit Figure 19 For these multi-zone air conditioning system, the outdoor units are able to operate up to five indoor units which can be different types as shown above. -
Page 21: 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 22 Figure 21a Figure 21c Figure 21b Figure 21d 950-0261revA - 22 - January 3, 2019...
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Page 23: Start Up Testing
START UP TESTING Preparation 1. Double check that all wiring has been properly connected. 2. Check that tubing has been properly connected and ensure the suction and liquid side service valves are fully open. 3. Review remote control functions in the Operators manual. Note: A wall control is optional MSWCH (243-7002). -
Page 24: To Adjust The Differential (Temperature Between On And Off)
To adjust the differential (temperature between ON and OFF): STEP1: Turn the temperature from ℉ to ℃ on the remote by press the "mode" and "-" button with the remote in the OFF position. STEP2: Within 30 seconds after the indoor unit is on the differential can be changed as below: Alternately press the “+”... -
Page 25: Technical Specifications For Dual Zone Outdoor Unit
Technical Specifications for DUAL ZONE Outdoor Unit Model Number 243-1008-C SMZ18H422ZOGB Rated Voltage & Frequency and Phase 208/230V / 60Hz / 1PH Min./ Max. Operating Voltage 187 / 253 VAC Circuit Breaker Size (A) Working Temperature Range (° F) Cooling: -0.4 to 118; Heating: -4 to 75 Refrigerant (R410A) (oz.) 56.45 EER (W/W) / (Btu/h/W) -
Page 26: Technical Specifications For Triple Zone Outdoor Unit
Technical Specifications for TRIPLE ZONE Outdoor Unit Model Number 243-1009-C SMZ24H421ZOGB Rated Voltage & Frequency and Phase 208/230V / 60Hz / 1PH Min./ Max. Operating Voltage 187 / 253 VAC Circuit Breaker Size (A) Working Temperature Range (° F) Cooling: -0.4 to 118; Heating: -4 to 75 Refrigerant (R410A) (oz.) 77.60 EER (W/W) / (Btu/h/W) -
Page 27: Technical Specifications For Quad Zone Outdoor Unit
Technical Specifications for QUAD ZONE Outdoor Unit Model Number 243-1010-C SMZ30H421ZOGB Rated Voltage & Frequency and Phase 208/230V / 60Hz / 1PH Min./ Max. Operating Voltage 187 / 253 VAC Circuit Breaker Size (A) Working Temperature Range (° F) Cooling: -0.4 to 118; Heating: -4 to 86 Refrigerant (R410A) (oz.) 98.76 EER (W/W) / (Btu/h/W) -
Page 28: Technical Specifications For Five Port Outdoor Unit
Technical Specifications for Five Port Outdoor Unit Model Number 243-1011-C SMZ42H421ZOGB Rated Voltage & Frequency and Phase 208/230V / 60Hz / 1PH Min./ Max. Operating Voltage 187 / 253 VAC Circuit Breaker Size (A) Working Temperature Range (° F) Cooling: -0.4 to 118; Heating: -4 to 86 Refrigerant (R410A) (oz.) 128.75 EER (W/W) / (Btu/h/W) -
Page 29: Technical Specifications For Wall Mounted Indoor Units
Technical Specifications for WALL MOUNTED Indoor Units Model Number SHE9H4ZIGB SHE12H4ZIGB SHE18H4ZIGB SHE24H4ZIGB Product Code 243-2007-E 243-2008-E 243-2009-E 243-2010-E Rated Voltage 208/230V AC / 1 PH 208/230V AC / 1 PH 208/230V AC / 1 PH 208/230V AC / 1 PH Min. -
Page 30: Technical Specifications For Console Indoor Units
Technical Specifications for CONSOLE Indoor Units Model Number SMZC9H4ZIGX SMZC12H4ZIGX SMZC18H4ZIGX Product Code 243-6001-E 243-6002-E 243-6003-E Rated Voltage 208/230V AC / 1 PH 208/230V AC / 1 PH 208/230V AC / 1 PH Control Remote Remote Remote Setting Range 61° F to 86° F 61°... -
Page 31: Technical Specifications For Cassette Indoor Units
Technical Specifications for CASSETTE Indoor Units SMZCA12H4ZIGX SMZCA18H4ZIGX SMZCA24H4ZIGX Model Number Product Code 243-6004-E 243-6005-E 243-6006-E Rated Voltage 208/230V AC / 1 PH 208/230V AC / 1 PH 208/230V AC / 1 PH Remote (standard) or Remote (standard) or Remote (standard) or Control Wall (optional) Wall (optional) -
Page 32: Technical Specifications For Floor / Ceiling Indoor Units
Technical Specifications for FLOOR / CEILING Indoor Units SMZFC9H4ZIGX SMZFC12H4ZIGX SMZFC18H4ZIGX SMZFC24H4ZIGX Model Number Product Code 243-6007-E 243-6008-E 243-6009-E 243-6010-E Rated Voltage 208/230V AC / 1 PH 208/230V AC / 1 PH 208/230V AC / 1 PH 208/230V AC / 1 PH Remote (standard) or Remote (standard) or Remote (standard) or... -
Page 33: Technical Specifications For Ducted Indoor Units (9K, 12K, 18K)
Technical Specifications for DUCTED Indoor Units (9K, 12K, 18K) SMZD9H4ZIGX SMZD12H4ZIGX SMZD18H4ZIGX Model Number Product Code 243-6011-E 243-6012-E 243-6013-E Rated Voltage 208/230V AC / 1 PH 208/230V AC / 1 PH 208/230V AC / 1 PH Wall (standard) or Wall (standard) or Wall (standard) or Control Remote(optional) -
Page 34: Technical Specifications For Ducted Indoor Units (21K, 24K)
Technical Specifications for DUCTED Indoor Units (21K, 24K) SMZD21H4ZIGX SMZD24H4ZIGX Model Number Product Code 243-6014-E 243-6015-E Rated Voltage 208/230V AC / 1 PH 208/230V AC / 1 PH Wall (standard) or Wall (standard) or Control Remote(optional) Remote(optional) Setting Range 61° F to 86° F 61°... -
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 Running Cooling Heating Malfunction Name Display Short/Open Circuit of the Liquid Valve Temp. Sensor 19 Flashes Short/Open Circuit of the Suction Valve Temp. Sensor 22 Flashes Jumper Failure 15 Flashes Trial Operation for communication / Expansion Valve Flashing Flashing Flashing... -
Page 37: Terminal Readings On Indoor Unit
Terminal Readings on Indoor Unit The reading on terminals N(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 N(1) and 2 is fluctuating. OUTDOOR ELECTRICAL SCHEMATICS Symbol Explanation Symbol... - Page 38 Wiring Diagram for SMZ24H421ZOGB (Triple Zone) TERMINAL BLOCK EXHAUST AC-L AC-L2 AC-L1 θ TEMP. SENSOR OUTROOM θ T-SENSOR YEGN Main Board TEMP. SENSOR YEGN LINE POWER E(PE) OUTTUBE θ TEMP. SENSOR LOAD BOTTOM HEAT-B WH(BU) N(1) BAND HEATER HIGH PRESSURE RD(BN) ELECTRONIC SWITCH...
- Page 39 Wiring Diagram for SMZ42H421ZOGB (Five Port) YEGN OUTLET PIPE AC-L RT3A-E TEMP. SENSOR POWER INLET PIPE RT2A-E TEMP. SENSOR OUTDOOR P1-1 RT1B-C TUBE SENSOR GND1-1 OUTDOOR N(1) INDOOR N(1) RT1D TEMP.SENSOR UNIT DISCHARGE RT1A TEMP.SENSOR HEAT XT、 XTA-E WIRING BOARD GND1-2 COMPRESSOR P1-2...
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Page 40: Flash Codes / Error Codes On Outdoor Pc Board
FLASH CODES / ERROR CODES ON OUTDOOR PC BOARD There is not a flash located on the outdoor main board for 18K and 24K units. Please check the error codes displayed on the indoor units. Error Code Label on SMZ18H422ZOGB (Dual Zone) and SMZ24H421ZOGB (Triple Zone) Display of Display of lamp... - Page 41 There are three flashes for error codes which are located on the outdoor main board for 30K and 42K units. When several malfunctions occur at the same time, they will be displayed in circulation and every malfunction is displayed for 5 seconds. Error Codes Label on SMZ30H421ZOGB (Quad Zone) and SMZ42H421ZOGB (Five Port) Outdoor unit control board LED status Indoor unit...
- Page 42 Remove the top cover of the outdoor unit to gain access to the main board in the control box. PCB Top View Flashes Location 950-0261revA - 42 - January 3, 2019...
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Page 43: 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 one (1) year on parts and five (5) years on compressor, valid from the date of original retail purchase in the United States or Canada.