Haier AU96NFTAHA Service Manual page 52

(4) Confirmation of heat running
Set the running mode to "heat". Under unitclosing state, press running button for over 5seconds to confirm d
Check
indoor
unit
is hot air blowing out
groups
one
by
one
in
turn.
air circulation is good
Make all indoor units run simultaneously
(Note 1)
temperature difference of air inlet and
(Note 2)
running current is *15% of nominal
current value (Running under
(Note 3)
running pressure is normal
Start
Whether there
Yes
Whether the
Yes
whether the
air outlet is good
Yes
whether the
max. frequency)
Yes
whether the
Yes
Normal
Once the outdoor unit stops, it must berestarted after
No
No
No
Check indoor and outdoortemperatureChe
No
No
49
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Confirm the running state ofcompressor
Check the direction of vane