Magic-Pak MHP4-12 Series - User Manual

Check that equipment complies with all applicable building codes, laws, and regulations for its intended use prior to installation.
508196-01 Issue 2120
Page 1 of 18
Manufactured By
Allied Air Enterprises LLC
A Lennox International Inc. Company
215 Metropolitan Drive
West Columbia, SC 29170
Table of Contents
Installation ...................................................................1
Operation ...................................................................11
Maintenance ..............................................................12
Accessories ...............................................................13
Wiring Diagrams ........................................................15
The installation of this appliance must conform to the requirements of the National Fire Protection Association; the National
Electrical Code, ANSI/NFPA No. 70 (latest edition) in the United States; the Canadian Electrical Code Part 1, CSA 22.2
(latest edition) in Canada; and any state or provincial laws or local ordinances. Local authorities having jurisdiction should
be consulted before installation is made. Such applicable regulations or requirements take precedence over the general
instructions in this manual.
CAUTION
(P) 508196-01
*P508196-01*
Installation
These units are not approved for mobile home
applications. Such use could result in property damage,
personal injury, or death.
WARNING
General
These instructions explain the recommended method of
installation of the MagicPak All-In-One™ HVAC system
model MHP4 electric cooling unit and associated electrical
wiring.
These instructions, and any instructions packaged with
mating components and/or accessories, should be carefully
read prior to beginning installation. Note particularly any
CAUTIONS or WARNINGS in these instructions and all
labels on the units.
Save these instructions for future reference
INSTALLATION AND MAINTENANCE INSTRUCTIONS
MHP4-12/14 Series
Heat Pump / Electric Heat Packaged Unit
This is a safety alert symbol and should never be ignored. When you see this symbol on labels or in manuals, be alert to
the potential for personal injury or death.
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 installer (or
equivalent), service agency or the gas supplier.
WARNING

Summary

Installation

General Installation Guidance

Provides an overview of the installation instructions and emphasizes reading all accompanying documentation carefully.

Installation Safety and Compliance

Consolidates warnings regarding mobile home use, improper installation, and adherence to codes.

Unit Limitations and Site Requirements

Details unit operational limits, safety hazards, and requirements for location and level installation.

Unit Dimensions

Presents detailed dimensional data for various MHP4 unit models.

Installation Clearances

Specifies required accessibility, duct, and unit clearances for safe installation and service.

Sleeve, Louver, and Ductwork Installation

Covers the installation of wall sleeves, louvers, and ductwork, including securing the unit.

Condensate and Ventilation Setup

Explains condensate drain setup and configuring ventilation air intake.

Electrical and Thermostat Connections

Guides on proper electrical wiring, grounding, and thermostat installation.

Operation

Sequence of Operation

Describes the unit's operational logic for cooling, heating, and blower functions.

Defrost Cycle Control

Explains how the defrost control initiates, monitors, and terminates defrost cycles for coil protection.

Defrost System Diagnostics

Outlines testing procedures and diagnostic LED indicators for the defrost system.

Maintenance

Filter Maintenance Procedures

Advises on inspecting, cleaning, or replacing the unit's filter regularly.

Motor and Coil Cleaning

Covers maintenance for fan motors and cleaning the outdoor coil to ensure efficiency.

Condensate Drain Cleaning

Details the importance of inspecting and clearing condensate drain openings.

Accessories

Wall Sleeve and Louver Kit Details

Illustrates the components and required wall opening for the wall sleeve and louver kit.

Accessory Compatibility Table

Provides a table matching wall sleeve and louver options to specific unit models.

Wiring Diagrams

Single Circuit Wiring

Shows the electrical connections for models with a single circuit and hard start.

Dual Circuit Wiring (0.75-2.5 Ton)

Illustrates the electrical connections for models with dual circuits and hard start.

3-Ton Single Circuit Wiring

Details the wiring diagram for 3-ton models with a single circuit.

3-Ton Dual Circuit Wiring

Details the wiring diagram for 3-ton models with dual circuits.

Magic-Pak MHP4-12 Series Specifications

General

Model	MHP4-12 Series
Type	Heat Pump
Cooling Capacity	12, 000 BTU/h
Heating Capacity	12, 000 BTU/h
Voltage	208/230V
Phase	1
Refrigerant	R-410A
Frequency	60 Hz