Lennox MMDA036S4-1P

Lennox Mini-Split Service Manual / Page 1
LENNOX MINI-SPLIT SYSTEMS
SERVICE MANUAL

Lennox MMDA036S4-1P Specifications

General

Model	MMDA036S4-1P
Type	Split System Air Conditioner
Cooling Capacity	36, 000 BTU/h
Refrigerant	R-410A
Voltage	208/230V
Phase	1
Compressor Type	Scroll
Weight (Outdoor Unit)	220 lbs
Indoor Unit Type	Air Handler

Summary

Section 1 - Outdoor Unit Data

Section 1.1 - MPA Single Zone Condensing Units

Section 1.2 - MPA Multi-Zone Condensing Unit

Section 2 - Indoor Unit Data

Section 2.1 - M22 A Compact Cassette Unit

Section 2.2 - M33 A Cassette Unit

Section 2.3 - MMDA Ducted Unit

Section 2.4 - MWMA Wall Mounted Unit

Section 2.5 - MCFA CeilingFloor Unit

Section 3 - Installation Dimensions of Outdoor Units

Section 3.1 - Single Zone Installation Dimensions

Physical dimensions for single zone outdoor unit installation.

Section 3.2 - Multi-Zone Installation Dimensions

Physical dimensions for multi-zone outdoor unit installation.

Section 3.3 - MPA Outdoor Unit Clearances

Required clearances for MPA outdoor unit installation.

Section 4 - Installation Dimensions of Indoor Units

Section 4.1 - M22 A Compact Cassette

Physical dimensions for M22A compact cassette indoor units.

Section 4.2 - M33 A Cassette Unit

Physical dimensions for M33A cassette indoor units.

Section 4.3 - MMDA Ducted Unit

Section 4.4 - MWMA Wall Mounted Unit

Section 4.5 - MCFA CeilingFloor Unit

Section 9 - Wiring Diagrams

Section 9.1 - Single Zone Wiring Diagrams

Section 9.1 - Multi-Zone Wiring Diagrams

Section 9.1 - Indoor Unit Wiring Diagrams

Section 12 - Start Up

Section 12.1 - General Start Up Information

Section 13 - Fault Codes

Section 13.1 - Quick Reference Guide - Fault Codes

Quick reference table for fault codes and their descriptions.

Section 13.2 - Troubleshooting Single Zone Outdoor Units

Troubleshooting steps for single zone outdoor unit fault codes.

Section 13.3 - Troubleshooting Multi-Zone Outdoor Units

Troubleshooting steps for multi-zone outdoor unit fault codes.

Section 13.4 - Indoor Unit Fault Codes

Fault codes and troubleshooting for all indoor units.