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Check
SiENBE04-808_A
149
Service Diagnosis
5.1.5 Installation Condition Check
Check No.07
5.1.6 Discharge Pressure Check
Check No.08
Installation condition check
Normal
Check the
allowable
dimensions of the air
suction and discharge area.
Is the
airflow blocked by
obstacles or winds blowing
in the opposite direction?
(R9459)
Abnormal
YES
YES
YES
Is the
discharged air
short-circuited?
NO
NO
NO
Is the outdoor
heat exchanger very dirty?
Change the installation
location or direction.
Change the installation
location or direction.
Clean the outdoor heat
exchanger.
Change the installation
location or direction.
Check the outdoor temperature.
(The outdoor temperature
should be 46°C or lower.)
(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
SiENBE04-808_A.pdf 161
21/02/2011 13:20:04