Brand: MITSUBISHI ELECTRIC
Category: Other
Document Type: Installation Guide
Language: EN
Brand: MITSUBISHI ELECTRIC
Category: Other
Document Type: Installation Guide
Language: EN
Uploaded: Nov. 21, 2025, 9:04 p.m.
This manual does not contain warranty information.
| Step | What to check for | Check |
|---|---|---|
| 1 | Check the power supply voltage | 120 Vac power being used? Incorrect power supply may cause malfunctions. |
| 2 | Turn the ground-fault circuit interrupter is "ON" | |
| 3 | Maintenance switch is "OFF" | |
| 4 | Insert your hands to check if air is being blown. | Is the air blowing? |
| 5 | Insert your hands to check if warm air is being blown. (When the heater is "ON".) | Is warm air blowing? (If the room temperature is above 86°F(30°C), for safety reasons the heater will not operate even if the heater switch is turned on.) * As the heater is a simple heater, if the room temperature is less than 64°F (18°C), the air may feel cold. Is the heater lamp in the display on? |
| 6 | Is the unit mounted securely without any vibration or abnormal noises? |