
Pr
o
Minent
®
Page 35
Troubleshooting / Decommissioning and Disposal
Fault Signals
Yellow LED display is lit
Cause
Liquid level in chemical storage tank has reached “liquid level low, stage 1”
Remedy
S
Fill chemical storage tank
Yellow LED Display is lit and “calib” flashes
Cause
The pump is calibrated and the stroke length deviates by more than ± 10% from the value at the
time of calibration.
Remedy
S
Reset the stroke length or calibrate the pump again to the desired stroke length
13
Decommissioning and Disposal
Decommissioning
WARNING
•
When decommissioning the gamma/ L the housing and, in particular, the li-
quid end must be thoroughly cleaned to remove chemicals and dirt!
•
Always take suitable precautions when using hazardous chemicals!
•
Ensure that the equipment is de-pressurised!
S
Disconnect the gamma/ L from the power supply
S
Empty the liquid end by turning the gamma/ L upside down and allow the feed chemical to
pour out
S
Rinse the liquid end with a suitable material, thoroughly rinse the liquid end after use with
hazardous materials!
If decommissioning is only temporary, maintain the correct storage conditions:
Storage temperature:
-10 to +50 °C
Air humidity:
< 92 % relative humidity
Disposal
TAKE CARE
Electronic waste is classified as special waste!
Please observe all locally applicable directives!