7)Press the actuator paddle, check for continuity across the wires of the red connector. When the actuator paddle is engaged, the mechanical bin control switch is open.
If closed, check that the actuator paddle is not restricted. Clean if necessary. See
"IV.C.2.b) Mechanical Bin Control Cleaning." If the mechanical bin control switch still reads closed, replace the mechanical bin control.
8)Reconnect the red connector to the control board RED K4 connector, then move the control switch to the "ICE" position. Turn on the power supply.
9)Check that the green "BC CLOSED" LED on the control board is on.
10)Allow the unit to cycle on. Press and hold the actuator paddle. The yellow "BC OPEN"
LED should be on and the unit should shut down according to the chart below. If it does not, replace the control board.
Cycle at | Shutdown |
Mechanical Bin |
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Control Activation |
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Fill Cycle | 15 seconds after activation. |
Harvest Cycle | At the end of the harvest cycle, or up to 15 seconds into the freeze cycle if activated |
| at the end of the harvest cycle. |
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Freeze Cycle | 15 seconds after activation if activated at least 15 seconds before the |
| cycle protection timer terminates. Otherwise, at the end of the next harvest cycle. |
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Single Unit Connection Detail
Wire Harness Connector B (for upper unit)
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Bin Control |
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Cable Connector |
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Control Board
Red K4
Connector
Actuator Paddle
Stacked Unit Connection Detail
Upper Unit Wire Harness
Connector B (not used)
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Lower Unit Wire Harness |
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Control Board
Red K4
Connector
Actuator Paddle
Fig. 1
41
