1. Introduction
This manual provides instructions for the HCDZ Replacement Remote Control, designed for use with specific Hessaire Ductless Mini Split Air Conditioner models: H12HP1A, H12HP2A, and H18HP2A. This remote control is an infrared (IR) replacement unit and requires no programming.
Note: This remote control displays temperature in Celsius only.
2. Setup and Battery Installation
The remote control requires two AAA batteries (not included). No programming is necessary; the remote will function immediately upon battery installation.
- Locate the battery compartment on the back of the remote control.
- Slide open the battery compartment cover.
- Insert two new AAA batteries, ensuring correct polarity (+ and -) as indicated inside the compartment.
- Close the battery compartment cover securely.

Figure 1: Back of the remote control with the battery compartment open.
Once batteries are installed, the remote is ready for use with your compatible Hessaire air conditioner.
3. Operating Instructions
Point the remote control directly towards the infrared (IR) sensor on your Hessaire mini split air conditioner. Ensure there are no obstructions between the remote and the air conditioner unit.
The remote control provides standard functions for your air conditioner. Refer to your Hessaire air conditioner's main user manual for specific functions and modes. This remote is a direct replacement and should replicate the functions of your original remote.

Figure 2: Front view of the remote control.
Important: Temperature readings and settings on this remote are displayed in Celsius only.
4. Care and Maintenance
- Storage: Do not leave the remote control in extremely hot or humid environments.
- Battery Usage: Avoid mixing new batteries with old ones. Replace all batteries simultaneously with new ones.
- Sensor Protection: Do not expose the remote's IR sensor to direct sunlight or strong lighting apparatuses, as this may cause malfunction.
- Long-Term Storage: If the remote control will not be used for an extended period, remove the batteries to prevent potential damage from leakage and corrosion.
5. Troubleshooting
| Problem | Solution |
|---|---|
| Remote control malfunctions or does not respond. |
|
| Remote control does not operate the air conditioner. |
|
| Temperature displays in Celsius only. | This remote control is designed to display temperature in Celsius only. There is no option to change it to Fahrenheit. |
6. Specifications
- Brand: HCDZ
- Compatible Models: Hessaire H12HP1A, H12HP2A, H18HP2A Ductless Mini Split Air Conditioners
- Power Source: 2 x AAA batteries (not included)
- Control Type: Infrared (IR)
- Programming: Not required
- Temperature Display: Celsius only
- Item Weight: 1.6 ounces (approximately 45 grams)
- Color: Black
- Max Number of Supported Devices: 1
7. Warranty and Support
Specific warranty information for this HCDZ replacement remote control is not provided in this manual. For warranty details or further support, please refer to the product listing where you purchased the item or contact the seller directly.
Manufacturer: HCDZ