Brand: MITSUBISHI ELECTRIC
Category: Air Conditioner
Document Type: Installation Guide
Language: EN
Installation Guide for JT-MC106G-W-NA
Uploaded: Nov. 21, 2025, 7:04 p.m.
Warranty Information
None
Operation Summary
- Installation Warnings: Read thoroughly, install safely and correctly, comply with local codes, and use a qualified professional.
- Pre-installation Checks: Verify installation environment (avoid extreme temperatures, dust, condensation, salt, direct sun, vehicles, gases, water splash, food areas) and check unit/accessories.
- Installation Method: Includes steps for wiring, fixing the panel, connecting the base, wiring to the terminal block, securing wires, and attaching the main unit.
- Test Run: Check power supply voltage, turn on GFCI, sensor switch, test air flow, and heater function.
- Initial Settings: Learn how to open/close the front cover, turn on the heater, and turn off the sensor for maintenance.
Troubleshooting and error codes
| Step | What to check for | Check |
|---|---|---|
| 1 | Check the power supply voltage | Is the proper power being used? (JT-MC106G-W-NA type: Input Power: 120 Vac Single-phase) Incorrect power supply may cause malfunctions or low wind power. |
| 2 | Turn the ground fault circuit interrupter on. | |
| 3 | Turn the sensor switch is "ON". (page 4) | Are any lights in the display on? |
| 4 | Insert your hands to check if air is being blow. (page 4) | Is the air blowing? |
| 5 | Turn the heater switch "ON". (page 14) | Is warm air blowing? (Even if the heater switch is "ON", the heater may not operate if it is used continually.) *As the heater is a simple heater, the air may not feel so warm if the room temperature is low (68°F (20°C) or below). |
| 6 | Is the unit mounted securely without any vibration or abnormal noises? |