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6.
If the VMC Diagnostic Lights are correct, with the Left Motor Power Interrupt Door Switch activated stay
in Position Test and see if the Picker will cycle and return to the Home position when pressing “0” Key
on Keypad.
a)
If the Picker will not cycle in Position Test, check to see if the Motor is plugged in correctly. Check for
Motor power to P2 pin 6 of the Cup Motor Board, the Red/Green wire should have 24VDC. If OK,
replace the Cup Assembly.
b)
If the Picker does cycle in Position Test, go to Cup Test.
1)
Test the Cup Sensor to see if it can detect
an item by illuminating VMC D6 Cup
Sensor Diagnostic Yellow Light. If the Cup
Sensor cannot detect an item in this test,
turn the Cup Sensor Off in Cup Sensor
On/Off menu.
2)
If the Picker now cycles at the gate through
a Test Vend or normal purchase, verify the electrode wire is plugged in at P3 of Cup Motor
Board. If OK replace the Cup Motor Board and turn the Cup Sensor back On in Cup Sensor
On/Off menu.
3)
If the Picker still will not cycle, replace the Cup Assembly.
The Port Door will not Open/Close
1.
A Left Motor Power Interrupt Door Switch issue.
a.
Check wiring from the Left Door Switch to the Environmental Board. Replace wiring as
necessary.
b.
If wiring is connected and not damaged Ohm the Left Door Switch. Replace as necessary.
c.
If the Left Door Switch tests good check for 24VDC to the Left Door Switch from P1 pin 5 of the
Environmental Board.
1)
Check the 6 pin connector from the Power Supply to P4 of the Environmental Board.
Verify the two 3 AMP Circuit Breakers are reset (not tripped).
2)
Check Motor power wiring from P1 pin 6 of Environmental Board to P1 pin 1 of the Port
Board.
3)
Verify Port Motor is plugged in to P3 of Port Board.
4)
Replace Port Board.
Cup Picker/Plunger shown in
the Out position.
Cup Motor Board, Brushless Cup Motor, &
Cup Sensor.
VMC Diagnostic Lights.
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