SiBE811001EB
Troubleshooting
CONVENI-PACK
254
Troubleshooting
∗
1. Check point of installation state
(1) Service space
(2) Air inlet and outlet
(3) Suction air temperature of booster unit (43°C or less)
Check the state of installation. (
∗
1)
Stop the compressor for a period of
10 minutes, and then carry out the
following checks.
Set the remote controller and restart.
Is the stop valve open?
Is
the high
pressure switch
connector properly connected
to the outdoor unit main
PCB?
Is there continuity in
the high pressure
switch?
High pressure level is
abnormally high.
Error code "
H3
" is
displayed.
YES
YES
YES
YES
Open the stop valve.
NO
Connect correctly.
NO
Replace the high pressure
switch having no continuity in it.
NO
Remedy the high pressure.
NO
Replace the high pressure
switch.
YES
Replace the outdoor unit main
PCB.
NO
Caution
Be sure to turn off the power switch before connecting or disconnecting connectors, or parts may be damaged.