Daikin AT12BV1LS Pocket Manual page 160

Si10-417
Check
No.7-2
Service Diagnosis
Installation condition check
Check
the allowable
dimensions of the air suction
and discharge
area.
Normal
Does
the discharged
air from other outdoor
unit cause an increase of
the suction air
temperature?
NO
Is
the heat exchanger
very dirty?
NO
Is the
air flow blocked by
obstacles or winds blowing
in the opposite
direction?
NO
Troubleshooting
Abnormal
Change the position of
the air discharge grille
or the installation
location.
YES
Change the position of
the air discharge grille
or the installation
location.
YES
Clean the heat
exchanger.
YES
Change the
installation location or
direction.
Check the outside air
temperature
(temperature of air
taken in by the outdoor
unit). (The outside air
temperature shall be
46˚C or lower.)
(R3048)
159