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Lennox MMDA018S4-1P User Manual

Lennox MMDA018S4-1P
258 pages
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Lennox Mini-Split Service Manual / Page 1
LENNOX MINI-SPLIT SYSTEMS
SERVICE MANUAL

Table of Contents

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Lennox MMDA018S4-1P Specifications

General IconGeneral
Cooling Capacity18, 000 BTU/h
SEER Rating16
Voltage208/230V
Phase1
Refrigerant TypeR-410A
Weight (Outdoor Unit)180 lbs

Summary

Lennox Mini-Split Systems Service Manual

SECTION 1 - OUTDOOR UNIT DATA

MPA Single Zone Condensing Units

Details on MPA single zone condensing units, including model number identification and specifications for various tonnages.

MPA Multi-Zone Condensing Unit

Details on MPA multi-zone condensing units, including model number identification and specifications for various tonnages.

SECTION 2 - INDOOR UNIT DATA

SECTION 3 - INSTALLATION DIMENSIONS OF OUTDOOR UNITS

Single Zone Installation Dimensions

Provides installation dimensions for MPA single zone outdoor units.

Multi-Zone Installation Dimensions

Provides installation dimensions for MPA multi-zone outdoor units.

SECTION 4 - INSTALLATION DIMENSIONS OF INDOOR UNITS

SECTION 5 - INDOOR UNIT COMBINATIONS

Multi-Zone System Combinations

Lists valid combinations of indoor units for multi-zone systems based on outdoor unit capacity.

SECTION 6 - REFRIGERATION PIPE WORK

Piping Limitations and Connections

Covers piping limitations, line set diameters, and connection usage for single and multi-zone systems.

SECTION 9 - WIRING DIAGRAMS

Single Zone Wiring Diagrams

Provides wiring diagrams for various single zone outdoor and indoor units.

SECTION 12 - START UP

SECTION 13 - FAULT CODES

Quick Reference Guide - Fault Codes

Provides quick reference tables for fault codes for various unit types.

Troubleshooting Single Zone Outdoor Units

Guides for troubleshooting single zone outdoor units, including fault code definitions.

Troubleshooting Multi-Zone Outdoor Units

Guides for troubleshooting multi-zone outdoor units, including fault code definitions.

Indoor Unit Fault Codes

Lists fault codes and descriptions for all indoor units.

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