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Carrier 40MAHB User Manual

Carrier 40MAHB
14 pages
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Specifications subject to change without notice.
TABLE OF CONTENTS
PAGE
A NOTE ABOUT SAFETY ........................................................................................................................2
GENERAL...................................................................................................................................................2
PART NAMES AND DISPLAY.................................................................................................................3
WIRELESS REMOTE CONTROL.............................................................................................................4
REMOTE CONTROL .................................................................................................................................6
OPERATING TEMPERATURE.................................................................................................................8
FEATURES .................................................................................................................................................9
CLEANING, MAINTENANCE AND TROUBLESHOOTING ..............................................................11
NOTE TO EQUIPMENT OWNER:
Please read this Owner’s Information Manual carefully before installing and using this appliance and
keep this manual for future reference.
For your convenience, please record the model and serial numbers of your new equipment in the spaces
provided. This information, along with the installation data and dealer contact information, will be
helpful should your system require maintenance or service.
UNIT INFORMATION
Model # _______________________________
Serial # ________________________________
INSTALLATION INFORMATION
Date Installed ___________________________
DEALERSHIP CONTACT INFORMATION
Company Name: ______________________
Address:_____________________________
Phone Number:________________________
Technician Name:______________________
Owner’s Manual
40MAHB
Ductless Unit Split System
Sizes 06, 09, 12, 18, 24, 30 and 36
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Carrier 40MAHB Specifications

General IconGeneral
BrandCarrier
Model40MAHB
CategoryInverter
LanguageEnglish

Summary

Safety Precautions and General Information

Safety Warning Levels and Notes

Explains hazard levels (DANGER, WARNING, CAUTION) and notes for safe operation and installation.

General Unit Description and Installation

Overview of the unit's comfort features, requirement for authorized installation, and basic operation.

Detailed Operating Modes

Description of FAN Only, AUTO, HEATING, COOLING, and DEHUMIDIFICATION modes.

Control Options Overview

Mentions wireless remote, optional wired remote, 24V interface, and smartphone control.

Part Identification and Display Indicators

Indoor Unit Component Identification

Identifies parts of the indoor unit like the front panel, louver, and display window.

Understanding Display Codes and Symbols

Explains various codes and symbols displayed on the unit, such as ON, OFF, ECO, and defrost indicators.

Wireless Remote Control Functions

Remote Control Button Operations

Details the functions of buttons like ON/OFF, TEMP, MODE, SET, SWING, FAN SPEED, and HUMIDITY.

Specialized Remote Control Features

Explains features like Occupancy Sensor, ECO/GEAR mode, LED control, and BOOST function.

Remote Control LCD Screen Indicators

LCD Screen Display Icons Explained

Describes indicators for transmission, timers, fan speed, operating modes, ECO, GEAR, and LOCK.

Temperature and Setting Display

Details how temperature, timer settings, fan speed, and humidity are displayed.

Remote Control Basic Operation and Maintenance

Remote Control Safety and Handling

Provides caution regarding equipment damage and handling the remote control with care.

Remote Control Battery Installation

Instructions for installing or replacing AAA batteries in the remote control.

Basic Cooling Mode Operation

Step-by-step guide for setting temperature and fan speed in COOL mode.

Operating Modes and Environmental Conditions

Detailed Operation by Mode

Explains the operation of HEAT, DRY, AUTO, and FAN modes with specific instructions.

Operating Temperature Guidelines

Provides recommended temperature ranges for optimal performance in different modes.

System Features and Airflow Control

Operational Features and Auto Functions

Details features like Time Delay, Auto Defrost, Auto Start, Auto-Restart, and Anti-mildew.

Advanced System Capabilities

Covers Wireless Control, Louver Angle Memory, Active Clean, Leak Detection, and Occupancy Sensor.

Remote Control Reset and Airflow Adjustment

Instructions for resetting the remote and setting vertical/horizontal airflow direction.

Manual Operation and Troubleshooting

Manual Unit Operation Guide

Steps for operating the unit manually in FORCED AUTO and FORCED COOL modes.

Manual Operation Safety Warning

Caution against placing fingers near the blower and suction unit side to prevent injury.

Cleaning, Maintenance, and System Checks

Maintenance Safety Precautions

Cautions regarding electrical shock, equipment damage, and sharp coil fins during cleaning.

Cleaning the Evaporator Coil

Instructions for cleaning the indoor unit's coil using a vacuum cleaner or brush.

Cleaning the Air Filters

Step-by-step guide on how to remove, clean, and re-install the air filters.

Cleaning the Indoor Unit Front Panel

Method for cleaning the exterior front panel of the indoor unit with a soft cloth.

System Readiness and Recommendations

Pre-Season Inspection Checklist

Steps to inspect the unit for damaged wires, leaks, filters, and battery status.

Extended Shutdown Period Preparation

Procedure for preparing the unit for long periods of inactivity, including drying and power disconnection.

System Operation Recommendations

Tips for proper system operation, including remote control usage and avoiding obstructions.

Energy Saving Recommendations

Advice on maximizing efficiency, including thermostat settings, filter cleaning, and timer usage.

Troubleshooting Common Issues

Periodic Maintenance Schedule

Table outlining recommended monthly, bi-annual, and annual maintenance tasks for indoor and outdoor units.

Common Issues and Possible Causes

Lists common problems like unit not turning on, white mist, noises, and bad odors with their causes.

System Troubleshooting Guide

Troubleshooting Unit Malfunctions

Addresses issues like the unit not working, poor cooling/heating, and stopping during operation.

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