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Caution
Be sure to turn off the power switch before connecting or disconnecting
connectors, or parts may be damaged.
NO
NO
NO
YES
YES
YES
Does
L9
blink after
reconnecting to the power?
When operation
starts, is the high and low
pressure difference greater than 0.2 MPa
(29.0 psi)?
Unbalanced
inverter output voltage
(±5 V is normal). After stabilizing
the inverter, is the inverter
output pressure
measurable?
Disconnect the compressor from the
inverter. Use power transistor to check
codes based on maintenance codes.
Nonconforming pressure
balance. Check the
refrigerant system.
Replace the outdoor
main PCB (A1P).
Reset and then restart
the unit.
Check the compressor according to
diagnosis procedure for compressor
abnormal noises/vibrations and
operation conditions.
Содержание SkyAir RZQ-TA Series
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