Lennox Manuals & User Guides

LENNOX VMDD-S6-5P Varix VRF Heat Pump User Manual

March 4, 2026

LENNOX VMDD-S6-5P Varix VRF Heat Pump Safety Information Before using your new air conditioner, please read this manual thoroughly to ensure that you know how to operate the extensive features and functions of your new appliance safely and efficiently. Because…

Brand: Lennox

LENNOX MMPD Single-Zone Mini-Split Outdoor Units Instruction Manual

March 2, 2026

LENNOX MMPD Single-Zone Mini-Split Outdoor Units Product Specifications Model: MMPD Single-Zone Mini-Split Outdoor Units Type: Heat Pump Outdoor Units Refrigerant: R-32 Frequency: 60 Hz Cooling Capacity: 1.5 to 4 Tons (18,000 to 48,000 Btuh) Heating Capacity: 20,000 to 54,000 Btuh…

Brand: Lennox

LENNOX 506202-04 Economizer Enthalpy Sensor Kit Installation Guide

February 14, 2026

LENNOX 506202-04 Economizer Enthalpy Sensor Kit Shipping And Packing List Package 1 of 1 contains: 1- Sensor. 2- #6-32 X 7/8” Screws. 1- P104 Wiring harness (used for outdoor air sensing only). 1- P105 Wiring harness (used for return air…

Brand: Lennox

LENNOX E40 Smart Thermostat User Manual

February 1, 2026

LENNOX E40 Smart Thermostat Product Overview The Lennox E40 Smart Thermostat is a Wi‑Fi‑connected smart thermostat designed to control your home heating, cooling, humidity, and other HVAC system functions with advanced scheduling, smart features, and remote access. It integrates with…

Brand: Lennox

LENNOX E40 Smart Thermostat System Instruction Manual

February 1, 2026

Lennox E40 Smart Thermostat System Diagrams NOTES 1. Cut on board link W915 Y1 to Y2. 2. Remove W1-W2 jumper if Two Stage heat is used. 3. For Air Handlers: Remove R-O jumper. For Furnaces: Cut on board Link W914…

Brand: Lennox

LENNOX L5732U Touch Screen Thermostat User Guide

January 31, 2026

LENNOX L5732U Touch Screen Thermostat USER GUIDE ComfortSense 5000 Series Model No. L5732U 3 Heat / 2 Cool Programmable Touch Screen Thermostat WARNING This thermostat is to be installed by a qualified service technician or other qualified agency in accordance…

Brand: Lennox

LENNOX 508845-01 Electric Heat Rooftop Air Conditioning Unit Installation Guide

January 30, 2026

LENNOX 508845-01 Electric Heat Rooftop Air Conditioning Unit Specifications Product Name: Electric Heat Units Model Number: 508846-01 Manufacture Date: 1/2026 Usage: Electric heaters for SC/SH 092-120 units Shipping and Packing List Electric Heat Package Contains Electric Element/Control Box Assembly Installation…

Brand: Lennox

LENNOX MWPD018S6S,MWPD Series Single Zone Wall Outdoor Units Instruction Manual

January 30, 2026

MWPD018S6S,MWPD Series Single Zone Wall Outdoor Units Product Specifications Model: MWPD Single-Zone Wall Unit High Efficiency Heat Pump Outdoor Units Refrigerant: R-32 Frequency: 60 Hz SEER: Up to 25.0 HSPF: Up to 11.0 Cooling Capacity: 0.75 to 2 Tons…

Brand: Lennox

LENNOX 508846-01 Hvac Rooftop Electric Heat Units Installation Guide

January 30, 2026

LENNOX 508846-01 Hvac Rooftop Electric Heat Units Specifications Product Name: Electric Heat Units Model Number: 508846-01 Manufacture Date: 1/2026 Usage: Electric heaters for SC/SH 092-120 units Shipping and Packing List Electric Heat Package Contains Electric Element/Control Box Assembly Installation Instruction…

Brand: Lennox

LENNOX ML17XP1 Series Heat Pump Instruction Manual

January 26, 2026

LENNOX ML17XP1 Series Heat Pump WARNING Improper installation, adjustment, alteration, service or maintenance can cause property damage, personal injury or loss of life. Installation and service must be performed by a licensed professional HVAC installer or equivalent, or service agency.…

Brand: Lennox

Lennox ML14KP1 Heat Pump Installation Instructions

installation instructions • March 4, 2026

Comprehensive installation guide for the Lennox ML14KP1 Heat Pump, covering unit placement, refrigerant piping, electrical connections, start-up procedures, and safety precautions. Essential reading for HVAC professionals.

Brand: Lennox

Lennox Elite 11 CHP20H/R Residential Packaged Heat Pumps - Engineering Data

Technical Specification • March 4, 2026

Detailed engineering data, specifications, features, and optional accessories for Lennox Elite 11 CHP20H and CHP20R residential packaged heat pump units. Includes performance ratings, electrical data, and installation clearances.

Brand: Lennox

Lennox Energy Recovery System P46A-48LDW Installation Instructions

Installation Instructions • March 4, 2026

Detailed installation instructions for the Lennox P46A-48LDW Energy Recovery System (ERS), designed for use with Landmark and XION 156-300 HVAC units. Covers principles of operation, shipping, rigging, installation steps, wiring, maintenance, and system checks.

Brand: Lennox

Lennox LHX Xion™ Rooftop Packaged Heat Pump: Product Specifications and Features

technical specification • March 4, 2026

Explore the Lennox LHX Xion™ series of commercial rooftop packaged heat pumps. This document details specifications, features, efficiency ratings (SEER2, EER2, HSPF2), model identification, and available options for units ranging from 2 to 6 tons.

Brand: Lennox

Thermostat intelligent S40 de Lennox® : Guide d'installation et de configuration

Installation Guide • March 3, 2026

Guide complet pour l'installation et la configuration du thermostat intelligent S40 de Lennox®, destiné aux professionnels CVC. Couvre le câblage, les applications mobiles, les paramètres avancés et le dépannages.

Brand: Lennox

Guide de l'utilisateur du thermostat intelligent E40 de Lennox®

User Manual • March 3, 2026

Découvrez le thermostat intelligent E40 de Lennox®, une solution avancée pour le contrôle de la température de votre domicile. Conçu pour offrir un confort exceptionnel et des économies d'énergie significatives, ce thermostat intelligent s'intègre parfaitement à votre vie moderne.

Brand: Lennox

VRF (Variable Refrigerant Flow) Installation Manual - Lennox VOSD***S6-5P

Installation Manual • March 2, 2026

This installation manual provides detailed instructions for the Lennox VRF (Variable Refrigerant Flow) system, model series VOSD***S6-5P. It covers essential safety information, step-by-step installation procedures, wiring diagrams, and troubleshooting guidance for qualified technicians.

Brand: Lennox

Lennox VRF (Variable Refrigerant Flow) User Manual VS*D***S6-5P

User manual • March 2, 2026

Comprehensive user manual for the Lennox VRF (Variable Refrigerant Flow) air conditioning system, model VS*D***S6-5P. Includes safety information, operation, maintenance, troubleshooting, and SmartThings app setup.

Brand: Lennox

VRF (Flujo De Refrigerante Variable) Manual de instalación VWMD****6-5P | Lennox

Installation Manual • March 1, 2026

Manual de instalación detallado para sistemas VRF (Flujo De Refrigerante Variable) Lennox modelo VWMD****6-5P. Incluye procedimientos de instalación paso a paso, información de seguridad esencial, guías de selección de ubicación, conexiones eléctricas y de refrigerante, y solución de problemas.

Brand: Lennox

Lennox Energy Recovery System Installation Instructions P62A-48LDW

Installation Instructions • March 1, 2026

This document provides comprehensive installation instructions for the Lennox P62A-48LDW Energy Recovery System (ERS), designed for use with Landmark and XION 156-300 units. It covers principles of operation, shipping and packing, installation procedures, system checks, maintenance, wiring diagrams, and startup information.

Brand: Lennox

Lennox ZG/ZC Series Packaged Unit Installation Instructions

Installation Instructions • March 1, 2026

Detailed installation, operation, and service guide for Lennox ZG/ZC series gas and cooling packaged units (models 092, 102, 120, 150). Covers dimensions, electrical, startup, safety, and maintenance for commercial HVAC systems.

Brand: Lennox

Lennox Economizer and Outdoor Air Hood Installation Instructions

Installation Instructions • February 27, 2026

Detailed installation guide for Lennox economizers and outdoor air hoods for LGT, LCT, LHT, LDT, LGM, LCM, LGX, LCX, LHX series HVAC units. Covers downflow and horizontal applications, safety, and setup.

Brand: Lennox

Lennox Healthy Climate HCWP3-18 Power Humidifier Instruction Manual

HCWP3-18 • February 23, 2026 • Amazon

Comprehensive instruction manual for the Lennox Healthy Climate HCWP3-18 Power Humidifier, covering installation, operation, maintenance, and specifications.

Brand: Lennox

Lennox 33w12 Variable Speed Refrigerator Motor Instruction Manual

33w12 • February 19, 2026 • Amazon

Comprehensive instruction manual for the Lennox 33w12 1/2HP Variable Speed Refrigerator Motor, covering installation, operation, maintenance, troubleshooting, and specifications.

Brand: Lennox

Lennox 97L4801 Furnace Control Board Installation and Operation Manual

97L4801 • February 16, 2026 • Amazon

Comprehensive instruction manual for the Lennox 97L4801 OEM Replacement Furnace Control Board, covering installation, operation, maintenance, troubleshooting, and specifications.

Brand: Lennox

Lennox Ducane 80M52 Inducer Blower User Manual

80M52 • February 8, 2026 • Amazon

Comprehensive user manual for the Lennox Ducane 80M52 Inducer Blower, designed for CMPE-U-B furnaces. Includes installation, operation, maintenance, and troubleshooting.

Brand: Lennox

Lennox 24L18 Expansion Valve User Manual

24L18 • February 6, 2026 • Amazon

Comprehensive instruction manual for the Lennox 24L18 Expansion Valve, covering installation, operation, maintenance, and troubleshooting.

Brand: Lennox

Lennox S40 Smart Thermostat (Model 22V24) User Manual

S40 (22V24) • January 20, 2026 • Amazon

This manual provides comprehensive instructions for the Lennox S40 Smart Thermostat (Model 22V24), covering installation, operation, maintenance, and troubleshooting. Learn how to utilize its touchscreen interface, smart features like geo-fencing and scheduling, and integration with advanced accessories for optimal home comfort and…

Brand: Lennox

Lennox X6670 Healthy Climate Air Filter Instruction Manual

X6670 • January 18, 2026 • Amazon

Comprehensive instruction manual for the Lennox X6670 Healthy Climate 16" x 25" x 5" MERV 11 air filter, covering installation, maintenance, and specifications for optimal HVAC system performance and improved indoor air quality.

Brand: Lennox

Lennox 16C01 Fan Blade Instruction Manual

16C01 • January 18, 2026 • Amazon

Comprehensive instruction manual for the Lennox 16C01 Fan Blade, covering installation, maintenance, troubleshooting, and specifications.

Brand: Lennox

Lennox 10064911 Furnace Blower Motor Instruction Manual

10064911 • January 15, 2026 • Amazon

Comprehensive instruction manual for the Lennox 10064911 OEM Replacement Furnace Blower Motor (1/3 HP, 115 Volt), covering safety, installation, operation, maintenance, troubleshooting, and specifications.

Brand: Lennox

Lennox R10064911 Furnace Blower Motor Instruction Manual

R10064911 • January 15, 2026 • Amazon

Instruction manual for the Lennox R10064911 OEM Replacement Furnace Blower Motor, 1/3 HP, 115 Volt. This guide provides essential information for safe installation, operation, maintenance, and troubleshooting.

Brand: Lennox

Lennox X0445 MERV 10 Air Filter for PMAC-20C (25" x 20" x 6") Instruction Manual

X0445 • January 11, 2026 • Amazon

This manual provides instructions for the installation and maintenance of the Lennox X0445 MERV 10 replacement air filter, designed for PMAC-20C air cleaner systems.

Brand: Lennox

Lennox 83M00 LB-109531A Sure Light Replacement Kit Instruction Manual

83M00 LB-109531A • January 7, 2026 • Amazon

Instruction manual for the Lennox 83M00 LB-109531A Sure Light Replacement Kit, providing installation, operation, maintenance, and troubleshooting guidance for HVAC professionals.

Brand: Lennox