DuctlessAire DA1215-H1 User Manual

Ductless
Revision A: 1403100001, Content updated.
Model Numbers:
DA1215-H1
DA1815-H2
DA2415-H2
Ductlessaire
mini split
SERVICE MANUAL Mono DC
Table of Contents
1. Precaution
2. Part Names And Functions
3. Specification
4. Dimension
5. Refrigerant Cycle Diagram
6. Wiring Diagram
7. Installation Details
8. Operation Characteristics
9. Electronic Function
10. Troubleshooting
11. Disassembly Instructions
WARNING
 Installation MUST conform with local building codes or, in the absence of local codes, with the
National Electrical Code NFPA70/ANSI C1-1993 or current edition and Canadian Electrical
Code Part1 CSA C.22.1.
 The information contained in the manual is intended for use by a qualified service technician
familiar with safety procedures and equipped with the proper tools and test instruments
 Installation or repairs made by unqualified persons can result in hazards to you and others.
 Failure to carefully read and follow all instructions in this manual can result in equipment
malfunction, property damage, personal injury and/or death.
 This service is only for service engineer to use.

DuctlessAire DA1215-H1 Specifications

General

Refrigerant Type	R410A
Indoor Unit Noise Level	32 dB
Cooling Capacity	12000 BTU
Heating Capacity	12000 BTU
Energy Efficiency Ratio (EER)	11.0
Type	Mini Split
Operating Temperature (Cooling)	62°F - 90°F
Operating Temperature (Heating)	32°F - 86°F
Refrigerant Pipe Connection Size	1/4 inch - 3/8 inch
Maximum Pipe Length	82 ft
Voltage	208/230V

Summary

Precaution

1.1 Safety Precautions

General safety instructions for users and property protection.

1.2 Warning Statements

Critical warnings regarding installation, operation, and maintenance to prevent hazards.

Wiring Diagrams

6.1 Indoor Unit Wiring

Shows the electrical wiring connections for indoor units of different capacities.

6.2 Outdoor Unit Wiring

Installation Details

7.4 First-Time Installation

Operation Characteristics

Electronic Functions

9.3 Main Protection Functions

Covers compressor delay, temperature protections, fan speed, inverter, and zero crossing error protections.

9.4 Operation Modes and Functions

Troubleshooting

10.0 Troubleshooting Safety

Crucial safety warnings about discharging capacitors before PCB work.

10.1 Indoor Unit Error Display

Lists error codes, blinking patterns, and LED statuses for indoor units.

10.2 Outdoor Unit Error Display

Describes the LED status on the outdoor PCB during standby and operation.

10.3 Diagnosis and Solution

General troubleshooting guide for specific error codes like E0/F4 and E1.

10.4 Specific Error Code Diagnosis

Detailed diagnosis and solutions for various error codes (E2, E3, E5, EC, P0, P1, P2, P4).