Maintenance
■
It is recommended that you
take out a maintenance
contract with an annual service
from an appropriate specialist
firm.
Cleaning the condensation
pump (accessory)
The indoor unit may include a
built-in or separate condensation
pump for pumping the
condensation to a drain at a higher
level.
Observe the care and maintenance
instructions specified in the
separate manual.
Type of task
Checks/Maintenance/Inspection
Commissioning
Monthly
Six-monthly
Yearly
General
•
•
Measure voltage and current
•
•
Check compressor/fans are functioning correctly
•
•
Check fan is functioning correctly
•
•
Dirt on liquefier/vaporiser
•
•
Check refrigerant fill quantity
•
•
Check condensation drain
•
•
Test insulation
•
•
Check moving parts
•
•
Cleaning the housing of the
indoor unit
1. Disconnect the supply voltage
to the equipment.
2. Open and lift the front air inlet
guard.
3. Clean the guard using a soft,
damp cloth.
4. Switch the supply voltage back
on.
Air filter for indoor unit
Clean the air filter at least every
2 weeks. Reduce this interval if the
air is especially dirty.
Cleaning the filter in the
indoor unit
1. Disconnect the supply voltage
to the equipment.
2. Open the front of the unit by
lifting the guard and latching it
in position
(Fig. 1)
.
3. Lift the filter and pull it down
and out.
4. Clean the filter using a normal
vacuum cleaner. The dirty side
should be face up
(Fig. 2)
.
2 Clean with a vacuum cleaner
3 Cleaning with lukewarm water
This ensures the operational
reliability of your equipment!
TIP
5. Any dirt can be cleaned off
using lukewarm water and mild
cleaning agents. The dirty side
should be face down
(Fig. 3)
.
6. If water is used, let the filter
dry out properly in air before
replacing it in the unit.
7. Carefully insert the filter. Ensure
it locates correctly.
8. Close the front of the unit
in the reverse order to that
described above.
9. Switch the supply voltage back
on.
10. Switch the unit back on.
1
Lift the guard
13
Содержание ML 251
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