Read Sharp AY-A244 Specification online
18
AY-A184E
AY-A244E
AE-A184E
AE-A244E
AY-A244E
AE-A184E
AE-A244E
TROUBLESHOOTING GUIDE OF CONTROL CIRCUIT
measure the secondary voltage
of transformer.
of transformer.
YES
NO
YES
NO
The machine does not function
at all with remote controller and
switches on the indoor unit.
at all with remote controller and
switches on the indoor unit.
Using a tester, measure the
voltage between anodes of D1
and D2 on the PWB ass'y 1.
voltage between anodes of D1
and D2 on the PWB ass'y 1.
Is the measure dvalue
approx. 14.7 Vac ?
Replace the PWB with a new
one.
one.
Is the 2.5A fuse down ?
Replace the fuse and varistor
with new ones.
with new ones.
Replace the ftransformer with
a new one.
a new one.
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