Mitsubishi Electric Lossnay series Technical Manual page 92

2.2 Cleaning the parts
1) Air filters
Use a vacuum cleaner to remove light dust. To remove stubborn dirt
wash in a mild solution of detergent and lukewarm water. (under 104 F (40 C))
CAUTION
Never wash the filters in very hot water and never wash them
by rubbing them.
Do not dry the filters by exposing them to a flame.
2) Lossnay cores
Use a vacuum cleaner to suck up the dust and dirt on the exposed
surfaces of the Lossnay cores.
Use a soft brush only to clean exposed surface areas.
CAUTION
Do not use the hard nozzle of the vacuum cleaner. It may dam-
age the exposed surfaces of the Lossnay cores.
Under no circumstances should the Lossnay cores be washed
in water.
2.3 Assembly after maintenance
Bearing in mind the following points, assemble the parts following
the sequence for their removal in reverse.
Arrange the Lossnay core with the air filter side as shown in the
name plate on the Lossnay unit.
Note
If "FILTER" and "CLEANING" are indicated on the remote
controller, turn off the indication, after maintenance.
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CHAPTER 9 Service Life and Maintenance
Vacuum cleaner
Air filter
Do NOT wash in water.
Vacuum cleaner
(with brushi attachment)
Corner
Lossnay core
U-83