G147 4-8 SM
Transfer belt position sensor
defective
Main motor error
440 D
A main motor lock signal was not
detected within 2 sec. after the main
motor turned on.
Main motor overload
Main motor drive board defective
New PCU error
442 D
The new unit detection sensor
switched ON for 2 sec. to detect a
new PCU while the main motor was
operating but the sensor did not go
OFF.
New unit detection sensor
defective
New PCU defective
Note: Normally the new unit
detection sensor goes on after a new
PCU is installed and then goes off
after the ID sensor and TD sensor
have been initialized.
Feed Development Motor Error
450 D
The PLL lock signal remained LOW
for 2 s while the feed development
motor was operating.
Motor lock caused by overload.
Motor drive board defective.
Exhaust fan motor lock
490 D
An exhaust fan motor lock signal
was not detected within 5 sec. after
the exhaust fan motor turned on.
Fan motor overloaded due to an
obstruction
Exhaust fan motor connector or
harness loose, broken, defective
PCB cooling fan motor lock
492 D
A lock signal for the PCB cooling fan
motor lock signal was not detected
Fan motor overloaded due to an
obstruction.
Fan motor connector or harness
loose, broken, defective
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