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Mars Comfort-Aire RAH-123M User Manual

Mars Comfort-Aire RAH-123M
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www.marsdelivers.com
OWNER’S MANUAL
Room Air Heat Pump
with R-410A:
RAH-123M
RAH-183M
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Mars Comfort-Aire RAH-123M Specifications

General IconGeneral
CategoryHeat Pump
Cooling Capacity12000 BTU/h
Heating Capacity12000 BTU/h
RefrigerantR410A
BTU12000 BTU

Summary

Hazard and Information Symbols Explained

Manual Introduction and Unit Overview

Essential Safety Information

Unpacking, Inspection, and Product Details

Electrical Safety Warnings and Requirements

Installation Requirements and Site Preparation

Required Tools and Parts List

Lists required tools and components for unit installation.

Optimal Installation Location Criteria

Specifies optimal placement criteria for proper unit operation.

Front Grille and Air Filter Removal Procedure

Air Filter Cleaning and Maintenance

Slide-out Chassis Removal from Case

Exterior Cleaning of Grille and Cabinet

Critical Safety Instructions for Use

Window Opening Size Specifications

Thru-Wall Opening Size Specifications

Power Cord Specific Electrical Ratings

Proper Grounding Method and Importance

Power Supply Cord Safety Features

General Air Conditioner Installation Guide

Unit Unpacking and Preparation Steps

Instructions for removing the unit from its packaging and preparing it.

Steps for Window Installation

Guides for installing the unit in a window.

Attaching Top Channel for Window Install

Instructions for attaching the top channel during window installation.

Attaching Side Curtains for Window Install

Attaching Foam Seal for Window Install

Securing Cabinet in Window Opening

Securing Side Curtains to Window Frame

Final Steps for Window Installation

Through-Wall Cabinet Installation Guide

Molding Installation for Thru-Wall

Plastered Wall Thru-Wall Installation

Constructing and Installing Wood Frame

Cabinet Installation into Wood Frame

Finalizing Unit Installation

General Air Conditioner Operation Guide

Ensuring Proper Airflow Around Unit

Advice on ensuring proper airflow for efficient operation.

Adjusting Airflow Direction Baffles

Instructions on adjusting baffles and louvers for airflow.

Condensate Drain Cup Installation and Use

Guidance on installing and using the condensate drain cup.

Emergency Heat Switch Operation

Explanation of the emergency heat switch function.

Control Panel Functions Explained

Power Button and Display Screen Usage

Covers the operation of the power button and display screen.

Setting Temperature and Timers

Details how to adjust temperature and set timers.

Selecting Fan Speed and Operating Modes

Explains how to choose fan speed and operating modes.

Using the Delay Timer Feature

Instructions for using the unit's delay timer function.

Remote Control Usage and Display Icons

Remote Control Buttons Identification

Identification and function of remote control buttons.

Remote Display Screen Icons Explained

Explanation of symbols shown on the remote display.

Combination Button Functions on Remote

Child Lock and Temp Unit Switchover

Functions for child lock and switching temperature units.

Troubleshooting Common Air Conditioner Issues

Problem Checklist Before Service Calls

Lists common issues and solutions before seeking professional help.

Professional Service Information

Details on what to do when professional service is needed.

Frequently Asked Questions

Answers to common questions about the unit.

Thru-Wall Installation Guide

Thru-Wall Installation Overview and Precautions

Overview and precautions for installing the unit through a wall.

Unit and Outer Case Dimensional Data

Dimensions for the air conditioner and its outer case.

Required Wall Opening Dimensions

Masonry Wall Installation Guidelines

Brick Veneer and Frame Wall Install

Outer Case Placement and Securing in Wall

Installing in Walls Over 5.5 Inches Thick

Air Conditioner Limited Express Warranty

Warranty Coverage, Exceptions, and Conditions

Outlines the one-year warranty, exceptions, and conditions.

Warranty Claim Submission and Liability Limits

Explains how to submit a claim and liability limitations.

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