Maintenance - Toshiba MMU-UP0091H-E Installation Manual

10

Maintenance

CAUTION CAUTION
When connecting to an outdoor unit of R32 refrigerant and using a leak detector, be sure to turn on the circuit breaker
after maintenance to detect the leakage of refrigerant and take safety measures.
<Daily maintenance>
▼ Cleaning of air filter
• Be sure to stop the air conditioner before cleaning of
air filter, then turn off the circuit breaker.
1
Open the air intake grille
• Push the corner of the air intake grille and then
slide the two hooks toward inside while
pushing its corner, hold the air intake grille and
open it quietly.
Hook
Push
Air intake grille
Push
2
Remove the air filter
• Push the protruding section of the air filter
towards the inside and pull it towards you to
remove it.
Air filter
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3
Suck up the dust with a vacuum cleaner or
wash with water
• When the air filter is very dirty, the dirt can be
removed effectively by washing with water or
lukewarm water dissolved a neutral detergent.
• Dry well in the shade after washing with water.
4
Attach the air filter
5
Close the air intake grille
• Close the air intake grille, slide the two hooks
towards the outside, and secure it properly.
Hook
Hook
Air intake grille
CAUTION CAUTION
• Do not start the air conditioner while leaving air filter
removed.
– 117 –
▼ Cleaning of discharge louver
• The discharge louver can be removed for cleaning.
1
• Remove the corner cap
2
Remove the discharge louver
• Hold both ends of the discharge louver and
deflect the center downwards to remove it.
3
Wipe with a soft piece of cloth
• Do not wash with water. This will result in a
failure.
4
Mount the discharge louver
Hook
• First push in one side and then insert the other
side while deflecting the center section
downward.
(1) Insert
5
• First push the claws (2 locations) in the
direction of the arrow to insert, push the corner
section until it clicks into position, and then
push the corner section of the corner cap to
install it.
Corner cap
Claw
Square hole
(2) Deflect the center section to
insert it
Corner section
Claw
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