Midea DLFSDAH18XAK User Manual

Specifications subject to change without notice.
DLFSDA and DLFLDA
INSTALLATION INSTRUCTIONS
Ducted Style Ductless System − Sizes 09 to 58
Fig. 1 - Sizes 09−48
Fig. 2 - Size 58
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 4...............................................
DIMENSIONS 5..........................................
INSTALLATION CLEARANCES 7...........................
MAINTENANCE CLEARANCES 7..........................
INSTALLATION LOCATION REQUIREMENTS 8..............
INDOOR UNIT INSTALLATION 8...........................
EXTERNAL STATIC PRESSURE 12.........................
FAN PERFORMANCES AT VARYING STATIC PRESSURES 13....
ELECTRICAL DATA 21...................................
CONNECTION DIAGRAMS 21.............................
START−UP 24............................................
TROUBLESHOOTING 25..................................

Midea DLFSDAH18XAK Specifications

General

Brand	Midea
Model	DLFSDAH18XAK
Category	Air Conditioner
Language	English

Summary

Safety Considerations

Electrical Shock Hazard

Warning regarding the risk of electrical shock during installation and servicing.

Explosion Hazard

Warning about potential explosion risks when using air or gases containing oxygen.

Equipment Damage Hazard

Caution against improper practices that can cause equipment damage or malfunction.

System Requirements

Wiring and Connection Methods

Indoor Unit Mounting and Installation

Securing the Unit

Condensate Lift Pump Installation

Horizontal Installation Procedures

Steps for installing external and built-in condensate lift pumps horizontally for various unit sizes.

External Static Pressure Adjustment

Setting Static Pressure and Airflow

Configuration of external static pressure and automatic airflow adjustment via the wired controller.

Connection Diagrams

Wiring Configurations

Diagrams illustrating power and communication wiring for different unit sizes.

Power, Wiring, and Piping Installation

Interconnecting Unit Components

Pipe Cutting and Flare Connections

Unit Safety and Handling

Damage Prevention and Tubing Checks

Precautions against unit damage and final tubing inspection procedures.

Unit Start-up and Testing

Test Operation Procedures

Steps for performing initial unit test operations and checking system functions.

Troubleshooting and Diagnostics

Indoor Unit Error Codes

Guide to diagnostic codes and LED status for indoor unit malfunctions.