Service manual
Additional Checks for Troubleshooting ESIE03–01
3–76 Part 3 – Troubleshooting
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5.6 Outdoor Unit: Checking the Discharge Pressure
Checking To check the discharge pressure, proceed as follows:
Check the
discharge
pressure.
Is the
pressure > 24 kg/
cm² during cooling
operation?
Is the
solenoid valve
open?
Is the stop
valve open?
Is the
connection pipe
deformed?
Are the heat
exchanger and air
filter clean?
Replace the
compressor.
Clean them.
Replace the pipe
Yes
Yes
No
Is there
conductivity in the
coil of the solenoid
valve?
No
Replace the coil
of the solenoid
valve.
No
Replace the
solenoid valve.
Yes
Yes
No No
Yes
Yes
Open the stop
valve.
No