Lennox MPA009S4S-1P

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

Lennox MPA009S4S-1P Specifications

General

Cooling Capacity	9, 000 BTU/h
Voltage	208/230V
Refrigerant Type	R-410A
Phase	1
Maximum Overcurrent Protection	15 A

Summary

Section 3: Installation Dimensions of Outdoor Units

Section 3.3: MPA Outdoor Unit Clearances

Specifies required clearances for MPA outdoor units for proper operation and service.

Section 7: Power Wiring for Outdoor & Indoor Units

Section 9: Wiring Diagrams

Section 9.1: Single Zone Wiring Diagrams

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

Section 9.1: Multi-Zone Wiring Diagrams

Provides wiring diagrams for multi-zone outdoor units.

Section 9.1: Indoor Unit Wiring Diagrams

Provides wiring diagrams for various indoor unit types (MWMA, M22A, M33A, MMDA, MCFA).

Section 11: Controls

Section 11.1: M0 STAT60 Q Wireless Controller

Describes the features and operation of the M0STAT60Q wireless remote control.

Section 11.2: M0 STAT61 Q-1 Wired Controller

Details the features and operation of the M0STAT61Q-1 wired remote controller.

Section 12: Start Up

Section 12.1: General Start Up Information

Provides general information and procedures for starting up the unit.

Outdoor Unit Spot Check Function

Explains how to use the outdoor unit's spot check function and digital display.

Section 13: Fault Codes

Section 13.1: Quick Reference Guide - Fault Codes

Provides a quick reference table for fault codes across various units.

Single Zone 009012 115 VAC208-230 VAC Outdoor Units Quick Reference

Quick reference for fault codes on single zone 009/012 outdoor units.

Single Zone 018030 208-230 VAC Outdoor Units Quick Reference

Quick reference for fault codes on single zone 018/030 outdoor units.

Multi-Zone Outdoor Units Quick Reference

Quick reference for fault codes on multi-zone outdoor units.

Indoor Unit Fault Code Units Quick Reference For ALL Indoor Units

Quick reference for fault codes on all indoor units (09/24 and 09/30-48).

Section 13.2: Troubleshooting Single Zone Outdoor Units

Troubleshooting guide for single zone outdoor units, covering fault codes.

Section 13.3: Troubleshooting Multi-Zone Outdoor Units

Troubleshooting guide for multi-zone outdoor units, including fault codes.

Section 13.4: Indoor Unit Fault Codes

Details fault codes and troubleshooting for all indoor unit types.

E0 Fault Code

E0 Flow Chart

Provides a flowchart for troubleshooting the E0 fault code (Outdoor EEPROM malfunction).

E2 Fault Code

E2 Flowchart

Provides a flowchart for troubleshooting the E2 fault code (Communication malfunction).

E3 Fault Code

E3 Flow Chart

Provides a flowchart for troubleshooting the E3 fault code (Indoor fan speed error).

E4 Fault Code

E4 Flow Chart

Provides a flowchart for troubleshooting the E4 fault code (Indoor return air temp. sensor error).

E5 Fault Code

E5 Flow Chart

EC Fault Code

EC Flow Chart

EE Fault Code

EE Flow Chart

F0 Fault Code

F0 Flow Chart

F1 Fault Code

F1 Flow Chart

F2 Fault Code

F2 Flow Chart

F3 Fault Code

F3 Flow Chart

F4 Fault Code

F4 Flow Chart

F5 Fault Code

F5 Flow Chart

F6 Fault Code

F6 Flow Chart

P0 Fault Code

P0 Flowchart

P1 Fault Code

P1 Flow Chart

P3 Fault Code

P3 Flow Chart

P4 Fault Code

P4 Flow Chart

P5 - Fault Code

P5 - Flow Chart

P6 Fault Code

P6 Flow Charts

P7 Fault Code

P7 Flow Chart

Compressor Check

IPM Check

AC Fan Motor

4-Way Valve

EXV Check

Main Protection

Capacity Request Calculation

Defrost Control

Outdoor Fan Control

Electronic Expansion Valve (EXV) Control

Four-Way Valve Control