UFO Service V2 Mar02 625-030.pdf

Section 20
TROUBLE-SHOOTING
SERVICE
illuminated. If not, raise the feed bed and clean the reflector
and the eyes on the sensor with a brush. If the reflector and
sensor eyes are very dirty, use a cloth moistened with
water.
2. Check the sensor connector at the rear of the control box is
secure.
3. Check that the sensor alignment by referring to section 7.4.
4. If the green light under the counter display fails to illuminate
after realignment, change the control box or counter board
if available.
20.1 .....Electric Delivery - Not Running
1. Check that the lead is plugged into the socket on the rear
panel.
2. Check the fuse by removing the electric delivery control
box.
3. Check the fuse FS2 (2.0 amp) on the main control box.
4. Check the electric delivery motor brushes.
5. If fuse keeps blowing, check that the catch plate at the end
of the delivery is not fouling on the cord roller .
6. Make sure that the screws which hold the catch plates are
not loose and preventing the cord roller from rotating.
7. Check the voltage at the motor plug on the underside of the
delivery bed. It should be 20 to 200 VDC depending on the
position of the speed control knob. If its incorrect, replace
the PCB if available, or the electric delivery control box.
8. Finally, replace the motor.
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