Toshiba RAV-SM2242DT-E Installation Manual page 38

Concealed Duct High Static Pressure
Maintenance List
Part
Heat exchanger
Fan motor
Filter
Fan
Air inlet/outlet grilles
Drain pan
Ornamental panel,
louvres
Exterior
37-EN
Unit Check (visual/auditory)
• Dust/dirt clogging, scratches
Indoor/outdoor
• Sound
Indoor/outdoor
• Dust/dirt, breakage
Indoor
• Vibration, balance
• Dust/dirt, appearance
Indoor
• Dust/dirt, scratches
Indoor/outdoor
• Dust/dirt clogging, drain
Indoor
contamination
• Dust/dirt, scratches
Indoor
• Rust, peeling of insulator
Outdoor
• Peeling/lift of coat
• Wash the heat exchanger when it is
clogged.
• Take appropriate measures when
abnormal sound is generated.
• Wash the filter with water when it is
contaminated.
• Replace it when it is damaged.
• Replace the fan when vibration or balance
is terrible.
• Brush or wash the fan when it is
contaminated.
• Fix or replace them when they are
deformed or damaged.
• Clean the drain pan and check the
downward slope for smooth drainage.
• Wash them when they are contaminated or
apply repair coating.
• Apply repair coating.
– 37 –
Installation Manual
Maintenance