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HIGH EFFICIENCY SERIES MINI-SPLIT FIVE PORT MULTI ZONE INSTALLATION MANUAL SMZ42H46ZOGX Condenser SHE9H4ZIGX Evaporator SHE12H4ZIGX Evaporator SHE18H4ZIGX Evaporator SHE9H4ZIGB Evaporator SHE12H4ZIGB Evaporator SHE18H4ZIGB Evaporator SHE24H4ZIGB Evaporator 950-0203-revK March 1, 2016...
TABLE OF CONTENTS Installation Steps Notes to Installer Parts Included with Indoor Unit Installer Supplied Parts Condensate Pump Decorative Channel Wall Brackets Installation Considerations General Information System Configuration Options Select Locations for Indoor Unit Select Locations for Outdoor Unit Line Set Length Indoor Unit (Evaporator) installation Outdoor Unit (Condenser) installation Connecting Line Set...
Installation Steps: Select the location for the indoor and outdoor unit. (page 7) Mount the indoor wall brackets. (page 8) Drill wall penetration holes. (page 8) Hang the indoor units. (page 9) Locate and mount the outdoor unit. (page 10) ...
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: 1/4"F to 3/8”M (951-0251) – 2 pcs, ...
Decorative Channel Route the bundled piping and wiring to the outdoor unit and connect per the OUTDOOR UNIT installation instructions. Our Plastic-Duct piping and wiring duct work provides a convenient and professional looking system to route and protect the pipes and wires. Please see the illustrations below: Wall Bracket The outdoor unit may be mounted using a wall bracket (optional) (Our Catalog # BR-440L for up to 440 lbs), or located in a freestanding position on the floor or pad (preferably slightly elevated).
System Configuration Options SMZ42H46ZOGX (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).
Installation Notes: 1. The maximum total line set length must not exceed 262.5 feet for all units. 2. SMZ42H46ZOGX is designed to operate two to five indoor units. DO NOT use this system with one indoor unit. 3. This unit max design length is 123 ft. for the each indoor units. The maximum total line set length for all units is 262.5 ft.
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 Fig. 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.
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Wall sleeve can now be inserted into the hole. Insert sleeve from the inside to the outside. The sleeve should be approximately 3/16” longer than the wall thickness. 4. Identify Line Sets Mark the line sets as necessary to prevent crossed connections.
OUTDOOR UNIT (CONDENSER) INSTALLATION Outdoor unit dimension 42.8" 40" 24.8" 7.5" Figure 7 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 8...
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Mounting the Outdoor (condenser) Unit Follow the clearance guidelines in the diagram above. Clearance distances are minimums. Minimum clearance above unit is 12" to allow for servicing. Install drain plug as in Figure 9 (included). Drain hose not included. Do not mount this unit close to combustibles or heat sources.
Console, Cassette 3/8” F to 1/2” M adapter included Floor / Ceiling, 1/4” 1/2” Ducted 21K, 24K 3/8” 5/8” Line Set sizes of outdoor connection SMZ42H46ZOGX Port A Port B Port C Port D Port E Liquid 3/8” 1/4” 1/4”...
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Install flare nuts and follow standard flaring procedures. Use Torque wrench proper flaring tools for a leakproof connection. If a flared section is defective, cut it off and follow standard flaring procedures again. Spanner After cutting to length, creating the flares and before connecting the line set, clear all foreign materials by blowing nitrogen Flare nut through copper tubing.
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 insure 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...
Electrical Wiring Connections Electrical connection of the outdoor unit Figure 16 Wiring identification labels are supplied with each outdoor unit. When connecting lines; connect in the most convenient sequence according to your installation considering line set sizes. Example: If installation consists of (2) 9K indoor units it would be easier to use ports D and E, since no adapter would be required.
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 17 Feed the cable wire in from the rear of unit. Open the electric box cover;...
Typical outdoor installation. When connecting lines, connect in the most convenient sequence according to your installation considering line set sizes. Example: If installation consists of (3) 9K indoor units it would be easier to use ports C, D, and E, since no adapter would be required.
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.
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SUCTION PORT CONNECTIONS SUCTION LINE CONNECTIONS Use these ports for connection to Connect the manifold set each of the linesets. to the uction port. Each line set / evaporator assembly must be prepared separately. Loosen the liquid side flare fitting slightly to allow nitrogen purge.
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).
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 “+”...
TECHNICAL SPECIFICATIONS FOR OUTDOOR UNIT Model Number SMZ42H46ZOGX 243-1007-C Product Code Number Rated Voltage & Frequency and Phase 208-230 / 1PH Min./ Max. Operating Voltage 187 / 253 VAC Circuit Breaker Size (A) Working Temperature Range (° F) Cooling: 14 to 118; Heating: 5 to 81 Refrigerant (R410A), (oz.)
Technical Specifications for WALL MOUNTED Indoor Units A Model Number SHE9H4ZIGX SHE12H4ZIGX SHE18H4ZIGX Product Code 243-2003-E 243-2004-E 243-2005-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)
Technical Specifications for WALL MOUNTED Indoor Units B 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.
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°...
Technical Specifications for CASSETTE Indoor Units SMZCA12H4ZIGX SMZCA18H4ZIGX SMZCA24H4ZIGX Model Of Indoor Unit 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)
Technical Specifications for FLOOR / CEILING Indoor Units SMZFC9H4ZIGX SMZFC12H4ZIGX SMZFC18H4ZIGX SMZFC24H4ZIGX Model Of Indoor Unit 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...
Technical Specifications for DUCTED Indoor Units (9K, 12K, 18K) SMZD9H4ZIGX SMZD12H4ZIGX SMZD18H4ZIGX Model Of Indoor Unit 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...
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Technical Specifications for DUCTED Indoor Units (21K, 24K) SMZD21H4ZIGX SMZD24H4ZIGX Model Of Indoor Unit 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°...
TROUBLESHOOTING The first step in troubleshooting is to disconnect power for 45 seconds 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? ...
OUTDOOR ELECTRICAL SCHEMATICS Symbol Explanation Symbol Color Symbol Color Symbol Past Name WHITE GREEN OVERLOAD YELLOW BROWN COMP COMPRESSOR BLUE PROTECTIVE EARTH YEGN YELLOW & GREEN BLACK VIOLET ORANGE Wiring Diagram for SMZ42H46ZOGX 950-0203-revK - 31 - March 1, 2016...
ERROR CODES ON OUTDOOR PC BOARD There is a LED display for error codes that is located on the outdoor main board. Remove the top cover of the outdoor unit to gain access to the main board in the control box. JUMPER - if missing from the spare part pc board, remove from factory...
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Error Codes Malfunction Name of 42K Outdoor Main Indoor Running Cooling Heating Wall Control Multi zone Board Display Display Display Defrosting Mode 1 Defrosting Mode 2 Whole Unit Running Normally Short/open circuit of the coil inlet temp. sensor for the 3 Flashes 3 Flashes 3 Flashes...
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Outdoor Tube Sensor 4 Flashes Failure Malfunction Name of 42K Outdoor Main Indoor Running Cooling Heating Wall Control Multi zone Board Display Display Display Outdoor Exhaust Sensor 5 Flashes Failure Oil Return in Cooling Mode 7 Flashes Refrigerant Recovery Mode Flashing Flashing Defrost or Oil Return Heat...
TUBING CONNECTION System structure Outdoor Unit Cassette Duct ed Floor Ceiling Console Wall Mounted Indoor Unit Indoor Unit Indoor Unit Indoor Unit Indoor Unit Figure 20 For this multi-zone air conditioning system, the outdoor unit is able to drive up to five indoor units which can be different types as shown above.
5/8"F to 3/8”M (9510255), Terminal D 3/8"F to 1/2”M (9510256), Terminal E 5/8”F to 1/2"M (9510257) 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.