Daikin FXZQ-M9, Installation And Operation Manual

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FXZQ20~50M9V1B
VRV System air conditioners
4PW45002-1 Installation and operation manual
9
M
AINTENANCE
IMPORTANT
■
ONLY A QUALIFIED SERVICE PERSON IS ALLOWED TO
PERFORM MAINTENANCE.
■
BEFORE OBTAINING ACCESS TO TERMINAL DEVICES, ALL
POWER SUPPLY CIRCUITS MUST BE INTERRUPTED.
■
DO NOT USE WATER OR AIR OF 50°C OR HIGHER FOR
CLEANING AIR FILTERS AND OUTSIDE PANELS.
■
WHEN CLEANING THE HEAT EXCHANGER, BE SURE TO
REMOVE THE SWITCHBOX, FAN MOTOR AND DRAIN PUMP.
WATER OR DETERGENT MAY DETERIORATE THE
INSULATION OF ELECTRIC COMPONENTS AND RESULT IN
BURN-OUT OF THESE COMPONENTS.
See figure 24
How to clean the air filter
Clean the air filter when the display shows " " (TIME TO
CLEAN AIR FILTER).
Increase the frequency of cleaning if the unit is installed in a room
where the air is extremely contaminated.
(As a yardstick for yourself, consider cleaning the filter once a half
year.)
If dirt becomes impossible to clean, change the air filter. (Air filter for
exchange is optional.)
1. Open the suction grill.
Push both knobs simultaneously and carefully lower the grille.
(Identical procedure for closing.)
(See figure 26)
2. Remove the air filters.
Pull the hook of the air filter out diagonally downward and
remove the filter.
(See figure 27)
3. Clean the air filter.
Use a vacuum cleaner or wash the air filter with water.
When the air filter is very dirty, use a soft brush and neutral
detergent.
Remove water and dry in the shade.
4. Fix the air filter.
Attach the air filter to the suction grill by hanging it to the
projected portion above the suction grill.
Press the bottom of the air filter against the projections on the
bottom of the grille to snap the air filter into its place.
(See
figure 28)
5. Shut the air inlet grill.
Refer to item No. 1.
6. After turning power on, press the FILTER SIGN RESET button.
The "TIME TO CLEAN AIR FILTER" display disappears.
(For details, refer to the operation manual of the outdoor unit.)
How to clean the air outlet and outside panels
■
Clean with a soft cloth.
■
When it is difficult to remove stains, use water or neutral
detergent.
■
When the blade is extremely contaminated, remove it as below
and clean it.
How to clean the suction grill
1. Open the suction grill.
Push both knobs simultaneously and carefully lower the grille.
(Identical procedure for closing.)
(See figure 26)
2. Detach the suction grill.
Open the suction grill 45 degrees and lift it upward. (See figure 29)
3. Detach the air filter.
See the figure in item No. 2 in chapter
"How to clean the air
filter" on page 9 .
4. Clean the suction grill.
Wash it with a soft brush and neutral
detergent, and dry thoroughly.
5. Fix the air filter.
See the figure in item No.
4 in chapter "How to clean the air
filter" on page 9 .
6. Re-attach the suction grill.
See item No. 2.
7. Close the suction grill.
See item No. 1.
D
ISPOSAL REQUIREMENTS
Dismantling of the unit, treatment of the refrigerant, of oil and of other
parts must be done in accordance with relevant local and national
legislation.
1 Indoor unit
2 Drain pumping out device (built-in)
Drain water removed from the room during cooling.
3 Power supply wiring
4 Drain pipe
5 Suction grille
6 Air filter (inside suction grille)
7 Model name label (inside suction grille)
8 Air flow flap (at air outlet)
9 Refrigerant pipe
10 Transmission wiring
11 Air outlet
12 Grounding wire
Conducts electricity from the unit into the ground to prevent
electric shock.
13 Remote controller
NOTE
Do not remove the air filter except when cleaning.
Unnecessary handling may damage the filter.
NOTE
■
Do not use gasoline, benzene, thinner, polishing
powder nor liquid insecticide. It may cause
discolouring or warping.
■
Do not let the indoor unit get wet. It may cause
electric shock or fire.
NOTE When the suction grill is very dirty, use a typical
kitchen cleaner and let it sit for about 10 minutes.
Than, wash it with water.