7 Troubleshooting
Operation manual
9
FTXP50~71M2V1B
Daikin room air conditioner
3P511999-4E – 2018.09
INFORMATION
▪ If the dust does NOT come off easily, wash the air
filters with a neutral detergent diluted in lukewarm
water. Dry the air filters in the shade.
▪ Be sure to remove the titanium apatite deodorizing and
silver particle filters.
▪ It is recommended to clean the air filters every 2
weeks.
6.7 To clean the titanium apatite
deodorizing filter and the silver
particle filter (Ag-ion filter)
INFORMATION
Clean the filter with water every 6 months.
1 Remove the titanium apatite deodorizing and silver particle
filters from the tabs.
a Tabs
2 Remove the dust from the filter with a vacuum cleaner.
3 Soak the filter for 10 to 15 minutes in warm water. Do NOT
remove the filter from the frame.
4 After washing, shake off remaining water and dry the filter in the
shade. Do NOT wring out the filter when removing water.
6.8 To replace the titanium apatite
deodorizing filter and the silver
particle filter (Ag-ion filter)
INFORMATION
Replace the filter every 3 years.
1 Remove the tabs on the filter frame and replace the filter with a
new one.
INFORMATION
▪ Do NOT throw away the filter frame, but use it again.
▪ Dispose of the old filter as non-flammable waste.
6.9 To close the front panel
1 Install all filters back in their original positions.
2 Gently press the front panel at both sides and at the center until
it clicks.
6.10 To take following items into
account before a long idle period
1 Set the mode to fan only by pressing button to dry the
inside of the unit.
2 After operation stops, turn the breaker off.
3 Clean the air filters and replace them in their original position.
4 Remove the batteries from the user interface.
INFORMATION
It is recommended to have periodical maintenance
performed by a specialist. For specialist maintenance,
contact your dealer. Maintenance costs shall be borne by
the customer.
In certain operating conditions the inside of the unit may
get dirty after several seasons of use. This results in poor
performance.
7 Troubleshooting
If one of the following malfunctions occur, take the measures shown
below and contact your dealer.
WARNING
Stop operation and shut off the power if anything
unusual occurs (burning smells etc.).
Leaving the unit running under such circumstances may
cause breakage, electric shock or fire. Contact your dealer.
The system MUST be repaired by a qualified service person.
Malfunction Measure
If a safety device such as a fuse, a
breaker or an earth leakage breaker
frequently actuates or the ON/OFF
switch does NOT properly work.
Turn OFF the main power
switch.
If water leaks from the unit. Stop the operation.
The operation switch does NOT work
well.
Turn OFF the power
supply.
If the user interface display indicates the
unit number, the operation lamp flashes
and the malfunction code appears.
Notify your installer and
report the malfunction
code.
If the system does NOT properly operate except for the above
mentioned cases and none of the above mentioned malfunctions is
evident, investigate the system according to the following
procedures.
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