Part Number STH044 10/13
83
TOUCHLESS SENSOR
FUNCTION
Supplies power to the product selector switch when
container activates sensor.
CHECK
Container must be within an inch of sensor to activate.
Will Not Dispense
1. Verify power is supplied to the ice machine. When
the toggle switch is in ICE position the blue LED
light will be on.
2. Disconnect wires from C (common) and NO
(normally open) terminals on the sensor control
board.
3. Use an ohm meter to verify the switch is opening
and closing. Place hand in front of sensor, if the
sensor activates and closes the switch the sensor
is working correctly.
4. If the sensor does not activate disconnect the
sensor wire from the sensor control board. Short
+5 and SIG.
•
If the contacts close replace the sensor.
•
If the contacts remain open replace the sensor
control board.
Will Not Stop Dispensing
1. Disconnect sensor plug from sensor control
board.
•
If the dispensing stops, replace the sensor.
2. If the dispensing continues disconnect wires 22 &
59/60 from the control board.
3. Check resistance across control board contacts.
•
Closed = Replace the sensor control board
•
Open = Refer to selector switch diagnostics.
Summary of Contents for RNS012
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Page 48: ...40 Part Number STH044 10 13 9 Lift out ice damper ...
Page 49: ...Part Number STH044 10 13 41 10 Lift out ice strainer ramp ...
Page 50: ...42 Part Number STH044 10 13 11 Turn ice wiper counterclockwise to remove ...
Page 56: ...48 Part Number STH044 10 13 19 Remove ice dispensing wheel by lifting straight out ...
Page 57: ...Part Number STH044 10 13 49 20 Water Reservoir Cover Removal A Push up on cover to snap off ...
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