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Seabreeze MZ18H424ZMO - User Manual

Seabreeze MZ18H424ZMO
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950-0289revB July 22, 2022
24 SERIES MINI-SPLIT
DUAL / TRIPLE / QUAD ZONE / FIVE PORT
INSTALLATION MANUAL
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Table of Contents

Questions and Answers

Summary

NOTES TO INSTALLER

CAUTION! Refrigerant Lines

Warning against using old refrigerant lines for new R410A installations.

Safety Instructions

Crucial safety guidelines for installers to follow during the unit installation process.

PARTS INCLUDED WITH UNIT

INSTALLER SUPPLIED PARTS

List of additional components required for proper installation of the air conditioning system.

INSTALLATION CONSIDERATIONS

General Information

Overview of general considerations before proceeding with the installation of the unit.

Application Guidelines

Guidance on unit capacity requirements based on different room types and locations.

System Configuration Options

Dual Zone Configurations

Valid combinations of indoor units for Dual Zone outdoor units.

Triple Zone Configurations

Valid combinations of indoor units for Triple Zone outdoor units.

Quad Zone Configurations

Valid combinations of indoor units for Quad Zone outdoor units.

Five Port Configurations

Valid combinations of indoor units for Five Port outdoor units.

Selecting Unit Locations

Indoor Unit Location

Guidelines for choosing the optimal location for wall-mounted indoor units.

Outdoor Unit Location

Recommendations for selecting a suitable location for the outdoor condenser unit.

Line Set Length

Maximum Line Length and Height Specs

Specifications for maximum allowable line set lengths and height differences.

INDOOR UNIT INSTALLATION

Clearances and Mounting Requirements

Specifies minimum clearances and mounting criteria for indoor units.

Wall Plate Mounting and Penetration

Instructions for mounting the wall plate and preparing the wall penetration.

Connecting Lines and Unit Hanging

Steps for connecting lines, hanging the unit, and sealing the penetration.

OUTDOOR UNIT INSTALLATION

Outdoor Unit Dimensions

Provides physical dimensions for various outdoor unit models.

Mounting and Location

Instructions for properly mounting the outdoor unit, considering clearance and location.

CONNECTING LINE SET

Refrigerant Tubing Connections

Details on connecting refrigerant tubing, including adapters and torque specifications.

ELECTRICAL CONNECTION

Outdoor Unit Cable Connection

Step-by-step guide for connecting power and control cables to the outdoor unit.

Typical Wiring Diagrams

Illustrations showing wiring configurations for multi-zone systems.

Indoor Unit Wiring

Instructions for wiring the indoor unit, including terminal connections.

TUBING CONNECTION

Connection Sizes and Adapters

Table detailing indoor/outdoor tubing sizes and required adapters.

EVACUATION AND PURGING

Leak Testing Procedure

Procedure for leak testing the system using nitrogen before vacuuming.

Vacuum Purge Procedure

Steps for evacuating the system to remove air and moisture.

START UP TESTING

Preparation and Pre-checks

Pre-operational checks and preparations before testing the system.

Operational Test Procedures

Detailed steps for performing cooling and heating operational tests.

Technical Specifications

DUAL ZONE Outdoor Unit Specs

Detailed technical data for the DUAL ZONE outdoor unit.

TRIPLE ZONE Outdoor Unit Specs

Detailed technical data for the TRIPLE ZONE outdoor unit.

QUAD ZONE Outdoor Unit Specs

Detailed technical data for the QUAD ZONE outdoor unit.

FIVE PORT Outdoor Unit Specs

Detailed technical data for the FIVE PORT outdoor unit.

WALL MOUNTED Indoor Unit Specs

Technical specifications for various wall-mounted indoor unit models.

TROUBLESHOOTING

Common Unit Malfunctions

Identifies potential causes and checks for unit operation and efficiency issues.

Water Leakage & Noise Issues

Diagnosing and fixing water leaks and unusual noise from the units.

INDOOR UNIT ERROR CODES

ELECTRICAL SCHEMATICS AND TERMINALS

Indoor Unit Terminal Readings

Information on terminal readings on the indoor unit during operation.

Outdoor Unit Wiring Diagrams

Wiring diagrams for outdoor units, illustrating electrical connections and components.

OUTDOOR PC BOARD ERROR CODES

WARRANTY AND SUPPORT

Warranty Coverage Details

Details on the warranty period, coverage, and exclusions for the product.

Technical Support Contact

Contact details and website for technical assistance and warranty activation.

Seabreeze MZ18H424ZMO Specifications

General IconGeneral
RefrigerantR410A
BTU18000 BTU
Noise Level (Outdoor)52 dB
Weight (Indoor Unit)12 kg
Weight (Outdoor Unit)45 kg

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