Yearly Cleaning - Mitsubishi Electric MA-EF503HS-U Instruction Manual

WARNING
Before cleaning the unit, turn off the power and
remove the power plug.
Electrical shock and/or injury may occur as a result.
Clean at least once a year. Clean the Plasma unit if the Plasma deodorization lamp flashes.
Cleaning the dust sensor
Remove the cover by depressing
1
the cover spring.
Left side of
main unit
2
Clean the sensor lenses.
Use a dry cotton swab
and clean the two lenses.
3
Replace the cover.

Yearly cleaning

1
2
3
4
5
Cleaning the Plasma unit
Press the grill release buttons on
each side; remove the intake grill,
and then remove the HEPA filter.
Remove the Plasma unit.
Plasma unit
Do not pull by force. Malfunction
may occur as a result.
Clean the Plasma unit.
Use a toothbrush, and lightly flick
off the tips of the electric poles.
Lightly flick off the tips. Using force may
cause the Plasma unit to deform,
resulting in malfunction of the unit.
Replace the Plasma unit.
Position the Plasma unit using
both hands, and press in each
spring clip until you hear a click.
Replace the HEPA filter and the
intake grill.
8
Hold the spring
clips, and remove
one side at a time.
Pull the Plasma unit
towards you to
remove.
Push in
the lower
section.
13