Daikin FTXR42EV1B9 Especificaciones Pagina 92

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Troubleshooting SiBE04-624_B
82 Service Diagnosis
2.5 Air conditioner makes big noise and vibration.
Error Code
Error Decision
Conditions
Supposed
Causes
Refrigerant piping is too short.
Mounting wall is too thin.
Insufficient vibration prevention measures
Deformation of the unit
Improper quantity of refrigerant
Troubleshooting
Does the wall vibrate or
chatter?
(R18118)
Caution
Does the installation
plate vibrate or
chatter?
· Overfilling of refrigerant
· Air is mixed.
· Flushing sound due to refrigerant
shortage
Is the piping secured
and fixed?
NO
YES
YES
YES
YES
NO
NO
YES
NO
[Unit]
[Installation]
NO
NO
Does the fan contact
with other parts?
Does the piping
contact with the
casing?
YES
Can a
passing sound be
heard from the pressure
reducing valve?
Be sure to turn off the power switch before connecting or disconnecting
connectors, or parts may be damaged.
Modify installation
conditions (reinforce the
wall, install outdoor rubber
cushion).
Change installation place.
Put cushion material on the
installation plate.
Support the piping by
inserting a cushion
material.
Separate the fan from other
parts.
Correct by hand, or install
piping weight.
Apply sound insulation
sheets of putty.
Conduct vacuum drying, fill
the refrigerant of specified
volume
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