kneading belt is lost
more than 5 seconds did
not tested the narrow signal
1.wideth inspection board is
broken
2.the wire connect to the
wideth inspection board is
disconnected
3.kneading motor is broken or
kneading belt is lost
1.change wideth inspection
board
2.change backrest
wires.(black and gray)
3.change kneading motor
activate
auto-check
model
more than 10 seconds
didn't tested kneading
signal
Main PCB is broken
change PCB
activate
auto-check
model
when not kneading but the
wideth inspection signal still
can be tested
Main PCB is broken
change PCB
activate
auto-check
model
tested signals from up &
down limit sensor at the
same time.
1.up & down limit sensor are
broken
2.backrest wire(black) is
disconnected.
1.Change up & down limit
sensor
2.check whether the backrest
wire(black)is well
connected
activate
auto-check
model
more than 40s didn't tested
the signal from the up limit
sensor
1.upper limit sensor is
broken.
2.backrest wires( black and
gray) are disconnected
3.rolling motor is broken or
rolling motor wire
disconnected
1.change upper limit sensor
2.check whether the backrest
wire(black) is well
connected.
3.change rolling motor or
rolling motor wire.
activate
auto-check
model
height counting signal error
1.the counting sensor of the
rolling motor is broken
2.backrest wire(black) is
disconnected
1.change the counting sensor
of the rolling motor.
2.check whether the backrest
wire(black) is well
connected.
activate
auto-check
model
after tested signal from up
limit sensor then tested
signal from down limit
sensor in 2 seconds.
down limit sensor is broken
1.change down limit sensor
2.check whether the backrest
wire(black) is well connected.
3.change rolling motor
activate
auto-check
model
more than 40s didn't tested
the signal from the up limit
sensor
1.down limit sensor is broken
2.the backrest wire(black) is
disconnected.
3.rolling motor is broken or
disconnected
1.change down limit sensor
2.check whether the backrest
wire(black) is well connected.
3.change rolling motor
activate
auto-check
model
