# If the unit cannot be operated by the use of the remote control or the forced operation button, proceed
as follows:
# Check the wiring configuration from the indoor unit to the outdoor unit. Is it wired up correctly in
accordance to the wiring diagram provided on the underside of the plastic outdoor terminal cover?
#
Check the supply voltage to the outdoor terminal block.
# Check the supply voltage from the outdoor terminal block to the indoor terminal block.
Active & Neutral wires from mains supply.
Active, Neutral & Communication wires
connecting from outdoor terminal block to
indoor terminal block.
Active, Neutral & Communication wires from
outdoor terminal block.
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