SiENBE07-618_C
Check
Service Diagnosis
97
5.1.4 Installation Condition Check
Check No.07
5.1.5 Discharge Pressure Check
Check No.08
Installation condition check
OK
Check the outdoor temperature.
(The outdoor temperature
should be 46°C or lower.)
Change the installation
location or direction.
Clean the outdoor heat
exchanger.
Change the installation
location or direction.
Change the installation
location or direction.
Check the
allowable dimensions of
the air suction and
discharge area.
Is
the airflow
blocked by
obstacles or winds blowing
in the opposite direction?
(R12221)
NG
YES
YES
YES
Is the
discharged air
short-circuited?
NO
NO
NO
Is the outdoor
heat exchanger very dirty?
(R11718)
Not dirty
YES
YES
Dirty
NO
NO
NO
YES
Is the air filter or
indoor/outdoor heat exchanger
dirty?
Is the connection pipe
deformed?
Is the stop valve open?
High?
Replace the compressor.
Open the stop valve.
Replace the pipe installed at
the site.
Clean the dirty one.
Replace the compressor.
Discharge pressure check
SIENBE07-618_C_FRONT.pdf 109
9/02/2011 9:25:08