Midea DLCSRAH12AAJ User Manual

Specifications subject to change without notice.
DLCSRA
INSTALLATION INSTRUCTIONS
Outdoor Unit Ductless Split System − Sizes 09 to 36
NOTES:
Read the entire instruction manual before starting the installation.
Images are for illustration purposes only. Actual models may differ
slightly.
TABLE OF CONTENTS
PAGE
SAFETY CONSIDERATIONS 2.............................
PARTS LIST 3...........................................
SYSTEM REQUIREMENTS 4...............................
WIRING 5...............................................
DIMENSIONS − OUTDOOR 6..............................
CLEARANCES − OUTDOOR 7.............................
INSTALLATION TIPS 8....................................
OUTDOOR UNIT INSTALLATION 8.........................
ELECTRICAL DATA 11...................................
CONNECTION DIAGRAMS 11.............................
SYSTEM VACUUM AND CHARGE 12.......................
START−UP 13............................................
TROUBLESHOOTING 13..................................

Midea DLCSRAH12AAJ Specifications

General

Refrigerant	R410A
Voltage	220-240V
Type	Split System
Cooling Capacity	12000 BTU
Power Supply	1Ph, 50Hz

Summary

Safety Considerations

Electrical Shock Hazard

Warning about potential death from electrical shock if precautions are not followed.

Explosion Hazard

Warning about explosion risk when using air or gases containing oxygen for leak testing or operating compressors.

Equipment Damage Hazard

Caution regarding potential equipment damage or improper operation due to specific installation issues.

Wiring

Power and Communication Wiring

Outdoor Unit Wiring Installation

Power and Interconnecting Wiring

Connection Diagrams

Power and Signal Wiring Diagrams

System Vacuum and Charge

Deep Vacuum Pump Procedure

Details the deep vacuum method using a vacuum pump to evacuate the system to 500 microns.

Triple Evacuation Method

Explains the alternate triple evacuation method for systems with limited vacuum pump capability and moisture.

Start-Up and Troubleshooting

Test Operation and System Checks

Troubleshooting with Diagnostic Codes

Lists outdoor unit diagnostic codes displayed on LEDs for identifying and resolving system failures.