After removing the hex socket head cap screw, check for any contaminations on rod and teflon tube.

Clean out contamination with either cloth or brush.

[Point]
If grease sticks to tip of rod or scale, rod may insulate and cause switch to not function.

[Notes]

1. Floatless Switch - Functions
   Type - RE3000
   Sensor Voltage - AC9V
   Water Level at Full - Resistance below 8KΩ
   Water Level at Low - Resistance above 18KΩ
   
   
2. Floatless Switch - Condition when installing
   Rod (Φ3) should be installed by having it stick out 5mm from teflon tube. Contact area of rod should be 0.5cm².