Carrier 40MUAA - User Manual

Specifications subject to change without notice.
TABLE OF CONTENTS
PAGE
A NOTE ABOUT SAFETY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
GENERAL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
ACCESSORIES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
AUTO START . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
ENERGY SAVING RECOMMENDATIONS . . . . . . . . . . . . . . . . . 4
CARE AND MAINTENANCE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
TROUBLESHOOTING. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Scan to access French documentation:
A220698
Fig. 1 — Air Handler
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
40MUAA
Sizes 18K to 60K

Carrier 40MUAA Specifications

General

Model	40MUAA
Refrigerant	R-410A
Type	Air Handler
Airflow	Up to 2000 CFM
Voltage	208/230V
Dimensions (H x W x D)	Varies by model (approx 45-55" H x 21-30" W x 21-26" D)
Weight	Varies by model (approx 120-250 lbs)

Summary

Safety Precautions and Definitions

General Unit Description and Operation

System Accessories

Wireless Remote Control Usage

Notes on the wireless remote's use for airflow adjustments by installation contractors.

24 V Interface Capability

Describes the built-in interface for controlling the air handler with a third-party thermostat.

Auto Start Functionality

Energy Saving Recommendations

Care and Maintenance

Cleaning the Indoor Unit

Instructions on cleaning the indoor unit, including CAUTIONary notes and methods.

Outdoor Unit Maintenance

Guidance for maintenance and cleaning of the outdoor unit by authorized personnel.

Unit Maintenance and Safety

Key safety warnings for unit maintenance, including fuse replacement and wiring.

Cleaning the Filter

Maintenance - Pre-Season Inspection

Maintenance - Long Periods of Non-Use

Troubleshooting Safety Precautions

Common Issues and Causes

Troubleshooting Tips