Cleaning The Machine - Mitsubishi Electric Fresh Master GUF-50RDH4 Operating Instructions Manual

4. Cleaning the machine

To prevent decline in the Lossnay performance, clean the air filter
and Lossnay core, as well as replace the high efficiency filters.
(Air filter: clean at least once a year)
(Lossnay core: clean at least once every 2 years)
(High efficiency filters: replace every 3,000 hours (approx.))
Caution:
- Before you start cleaning, stop operation and turn OFF the
power supply. Remember that the fan is rotating inside at
high speed, posing a serious risk of injury.
- Always wear gloves when cleaning the unit.
- Maintenance work should only be performed by someone
who has received the necessary training.
How to remove each part
1. Maintenance cover
(1) Remove the screw (one piece) left side of the Maintenance cover.
(2) Pull back the hinges, open the Maintenance cover and disengage
the cover from the catches.
Catch
Screw
Caution
- The Maintenance cover must be removed.
2. High efficiency filters
Remove the high efficiency filters (Optional parts) from the upper
right side of the Lossnay cores (2 units).
3. Lossnay cores
Take hold of the handle and draw the Lossnay cores out from the
main unit (2 Lossnay cores)
Handle
Maintenance cover
High efficiency filters
(Optional part)
Lossnay core
Main unit
Air filter
4. Air filters
After pulling out the Lossnay cores, undo filter guides, then remove
the air filters, located at the bottom left and right of the Lossnay
cores, as below. (4 filters)
Filter stopper
Caution:
- Bow filter stoppers a little to remove them from filter guide.
- Take filter stoppers careful not to break them.
How to clean
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
40˚C)
Vacuum cleaner
Caution:
- Never wash the filters in very hot water of 40°C or hotter 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.
Do NOT wash in water.
Vacuum cleaner
(with brush attachment)
Caution:
- Do not use the hard nozzle of the vacuum cleaner.
If may damage the exposed surfaces of the Lossnay cores.
- Under no circumstances should the Lossnay cores be
washed in water.
Filter guide
Air filter
Lossnay core
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