Bobrick B-865 Troubleshooting Manual

Designer Series Counter-Mounted Automatic, Top Fill Bulk Foam Soap Dispenser
Step 1: To determine cause: Unplug unit and reconnect unit look for Green LED light and sound of motor. Activate soap dispenser continually five times.
If motor running and LED does not stop flashing consistently when hand is in the activation zone.
Likely Cause
Fiber Optic Nut may be thread too
tight onto connector port in the
Bottom Housing.
No change.
If motor running and LED stops flashing when hand is in the activation zone.
Likely Cause
Clogged Nozzle Tip.
Soap may be too viscous.
If unit requires multiple (more than
5) activations to dispense foam.
Duckbill inside Foam Mixer Housing
may be stuck open.
No change.
If motor not running and LED stops flashing when hand is in the activation zone.
Likely Cause
Gear jamming.
Flashing red LED. Indicates sensor
obstruction.
No change.
If motor not running No LED light.
Likely Cause
No power to the unit
No change.
Likely Cause
Loose Stem connection to Bottle
Cap.
Leaking from bottom of Bottom
Housing.
Likely Cause
Foam Soap too Airy.
Foam Soap too Liquidy/Watery.
Likely Cause
Low Soap Level Sensor needs
to be recalibrated to installed
environment.
Soap leaked down from counter
when re-filling and soap is now on
Low Soap Level Sensor window.
No change
TSG B-868
Troubleshooting Guide
for Bobrick B-868, B-865, B-862
Action
Check Fiber Optic Nut to see if nut has
been overtightened
All steps above completed.
Action
Remove Nozzle Tip.
Ensure that soap meets specified
viscosity range.
Viscosity less than 100cps (CPS =
centerpoise) Adjust viscosity and Flush
system.
Flush whole system.
All steps above completed.
Action
Check for dried soap. Purge system.
Ensure all obstructions have been
removed from sensor path.
All steps above completed.
Action
Check A/C adapter connection.
All steps above completed.
Action
Unscrew Stem Locking Nut.
Locate leak if from bottom of Bottom
Housing.
Action
Adjust portion control knob. Also check
Nozzle Tip Mesh Screen.
Adjust portion control knob. Also check
Nozzle Tip Mesh Screen.
Action
Recalibrate Low Soap Level Sensor.
Clean Low Soap Level Sensor and Bottle.
All steps above completed.
Instruction
Tighten Fiber Optic Connector Nut hand tight and then rotate nut
counterclockwise by 1/4 turn (90°).
Contact Bobrick Customer Service.
Instruction
Clean with warm water and replace. Flush whole system. If Nozzle
continues to be clogged replace.
Flush whole system. Replace with soap that is within recommended
viscosity range.
If still requires multiple activations, order new Foam Mixer Housing.
Contact Bobrick Customer Service.
Instruction
Open Cover, pour warm water, and then purge by pressing Automatic
System Flush Button.
Refer to mounting template.
Contact Bobrick Customer Service.
Instruction
If LED lights up then follow the steps listed under "If motor not
running and LED stops flashing when hand is in the activation zone"
Contact Bobrick Customer Service.
Instruction
Push the Bottle Assembly up onto the Stem until it stops. While
pushing upwards on the Bottle, thread the Stem Locking Nut down
onto the Bottle Cap threads. Reference Instruction Sheet 848-191.
Unit needs to be returned. Replace with Bottom Housing Replacement
Kit.
Instruction
Turn knob clockwise for less air in foam. Clean Mesh Screen and/or
replace.
Turn knob counter clockwise. If Mesh Screen is torn replace.
Instruction
1. Use purge button to remove soap from unit.
2. Unplug AC adapter barrel plug from unit.
3. Press and hold purge button.
4. Plug AC adapter barrel plug into unit.
5. Release purge button.
1. Unscrew Low Soap Level Sensor from bottle.
2. Clean Low Soap Level Sensor and bottle pocket with paper towel
and water.
3. Confirm parts are dry.
4. Screw Low Soap Level Sensor back onto bottle.
5. Recalibrate Low Soap Level Sensor. (See instructions above.)
6. Replace Low Soap Level Sensor.
Replacement
Part/Kit Needed
Replacement
Part/Kit Needed
Replacement
Part/Kit Needed
Replacement
Part/Kit Needed
Replacement
Part/Kit Needed
Replacement
Part/Kit Needed
Replacement
Part/Kit Needed
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