8 Troubleshooting
Operation manual
16
40R2V1B
Daikin room air conditioner
3P485919-14U – 2021.03
7.7
To replace the titanium apatite
deodorising filter and the silver
particle filter (Ag-ion filter)
INFORMATION
Replace the filter every 3 years.
1
Remove the filter from the tabs (class 30) or frame (class 40)
and replace the filter with a new one.
Class 30
Class 40
INFORMATION
▪ Do NOT throw away the filter frame, but use it again.
▪ Dispose of the old filter as non-flammable waste.
To order titanium apatite deodorising filter or silver particle filters,
contact your dealer.
Item
Part number
Titanium deodorising filter
KAF970A46
Silver particle filter
KAF057A41
7.8
To re-install the front panel
1
Attach the front panel. Align the shafts with the slots and push
them all the way in.
2
Close the front panel slowly; press at both sides and at the
centre.
7.9
To take following items into
account before a long idle period
Operate the unit several hours in
fan only
mode to dry the inside of
the unit.
1
Press
and select
operation.
2
Press
and start operation.
3
After operation stops, turn the breaker off.
4
Clean the air filters and replace them in their original position.
5
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.
7.9.1
Winter season
NOTICE
Any icicles on the outdoor unit MUST be removed. Use
gloves to avoid injury and damage to the unit.
8
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.
The operation lamp flashes and you can
check the error code by the user
interface. To display the error code see
the user reference guide.
Notify your installer and
report the error code.
If the system does NOT operate properly except for the above
mentioned cases and none of the above mentioned malfunctions is
evident, investigate the system in accordance with the following
procedures.
INFORMATION
Refer to the reference guide located on
www.daikineurope.com/support-and-manuals/product-
information/
for more troubleshooting tips.
If after checking all above items, it is impossible to fix the problem
yourself, contact your installer and state the symptoms, the complete
model name of the unit (with manufacturing number if possible) and
the installation date (possibly listed on the warranty card).
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