Operation Manual: Evolution Series
Heating/Speed
PROBLEM POSSIBLE SOLUTION
Defective drive
motor
Check the drive motor for any shorts
and faulty wiring.
When the drive motor is turned by
hand the rotation should be smooth
and without binding.
No high voltage
supply
Refer to problem “No high voltage”.
Motor board
Replace the defective motor/heater
board.
Motor cable
wiring harness
Check that the cable is intact and
make sure all connectors are plugged
into their respective mates.
Magnetic pick
up gap
Check that the distance between the
magnetic pick-up and the rotating
gear is at 0.008 inch.
Magnetic pick
up
Check that the magnetic pick-up is
securely fastened with the bracket.
Check the magnetic pick-up shorts or
faulty wiring.
Replace if found defective.
Speed goes
to maximum
speed
Motor/heater
board
Replace the defective motor/heater
board.
Height switch
Check that the height switch is
engaged when the drive head is
lowered.
Adjust the switch position until it
touches the cylinder of the gas
spring.
Stir key
pressed-
indicator
lights up
momentarily-
drive motor
will not turn
on.
Wiring
Check that the wiring of the height
switch is intact and the connector
end is plugged into J4 of the
interface PCB (5150).
*I/O Communication
PROBLEM POSSIBLE SOLUTION
I/O cable
Check the cable for any faulty
connections.
Replace the cable if necessary.
Printer cable
Check the IEEE printer cable for any
faulty connections especially with
bent pins.
PRINTER No printout
Printer
Make sure that the printer is on and
has enough paper.
Set the printer’s carriage return to
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