Mitsubishi Electric MA-E100R-E Instruction Manual page 18

Troubleshooting
Before requesting repairs, thoroughly read this Instruction Manual, and check the following points.
Symptom
The air purifier does not operate.
The main unit vibrates a lot.
Odor and smoke are difficult to
remove.
AUTO TURN does not move.
l Unit does not face to the front
l The position of the front deviates
from the standard
The unit does not face towards
the direction where there is a
person.
(i-see Sensor does not detect the
presence of a person)
The unit faces towards a direction
where there is no person.
There are strong operational
noise or vibrations.
18
l Has the power plug become disconnected?
→ Firmly insert the power plug into the power outlet.
l Is an operation mode lamp lit?
(Is the power switch ON?)
→ Turn ON the power switch.
l Did you install the main unit on a surface that is not flat or stable?
→ Install the main unit on a table or other surface that is flat and stable. P.7
l Is the pre-filter dirty?
→ Clean the pre-filter.
l Are the filters dirty?
→ Replace the filters.
l Is there dust on the PM2.5 Sensor and odor sensor?
→ Clean the PM2.5 Sensor and odor sensor.
l Are the i-see Sensor and AUTO TURN set to OFF?
→ Set them to ON.
l Is the unit being operated in the Auto operation "Night"?
→ The i-see Sensor and AUTO TURN do not operate in the Auto operation
"Night". Operate the unit in a mode other than Auto operation "Night". P.11
l Is there an object within the range of rotation of the main unit?
→ Install the main unit with 20 cm or more of empty space around it, then
press the power switch again to turn the operation ON.
l Are the i-see Sensor and AUTO TURN set to OFF?
→ Set them to ON.
l Is the room temperature high?
→ When the room temperature is high, a person may not be correctly
detected.
l Is there an obstruction (furniture, etc.) between the main unit and the person?
→ If there is an obstruction (furniture, etc.) between the main unit and the
person, the person cannot be correctly detected.
l Is the unit being operated in the Auto operation "Night"?
→ The i-see Sensor and AUTO TURN do not operate in the Auto operation
"Night". Operate the unit in a mode other than Auto operation "Night".
l Refer to <When the i-see Sensor cannot detect a person>.
l The i-see Sensor may erroneously detect heat from television, air conditioner,
refrigerator, etc., and cannot correctly detect a person.
l Is the unit being operated in the Manual operation "High"?
→ The sound is louder for operation with a high air volume. If the sound
bothers you, select an operation mode with a low air volume.
l Is the pre-filter dirty?
→ Clean the pre-filter.
l Are the filters dirty?
→ Replace the filters.
l Is the activated charcoal filter installed in the main unit still inside the plastic bag?
→ Take it out of its plastic bag and then attach it again.
Cause and Remedy
P.11
P.11
P.15
P.17
P.15–16
P.14
P.11
P.14
P.13
P.13
P.11
P.13
P.13
P11
P.15
P.17
P.10