Troubleshooting - Vivax ACP-12CT35GECI Service Manual

Troubleshooting

(4)Troubleshooting for H6 malfunction
Note: The information above is for reference only.
Start the troubleshooting
for H6 malfunction
Check whether the
terminal of DC motor is
connected tightly
Yes
No
Pull blade
with hand to see
whether it can rotate
i
smoothly
Yes
No
Energize the unit and turn on the unit. After
the horizontal louver opens for 1 min, measure
whether the input DC voltage VDC (red wire)
of motor is300s, whether the DC voltage
VCC (white wire0 is 15V and whether the output
VSP (yellow wire) is more than 1.1V. The earthing
wire is black wire;
Whether the voltage
on motor feedback
terminal (blue wire)
is more than 1.1V
Yes
No
Replace controller
End
No
Insert the motor
terminal tightly
Is mafunction
Yes
eliminated?
No
Re-assemble blade
and motor correctly
Is mafunction
Yes
eliminated?
Yes
Whether
Yes
motor can be started
up
No
No
Replace motor
Yes
Is mafunction
Yes
eliminated?
Yes
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