VWR
®
P Water System ver 2, rel 1 30.08.2019
5.2 Basic Troubleshooting
If you encounter any electronic error
, restart the system first before doing any
troubleshooting.
Alarm / Phenomenon
Solution
Cannot dispense water from
dispenser. It shows “In Use”
·
Another dispenser connected to the same
systems is being used. System allows one
dispenser working at a time. Wait till the other
dispenser stopped dispensing.
Feed Conductivity > upper limit
·
Feed water quality is too poor
·
Contact a VWR professional engineer.
UP product resistivity < SP
·
UP product resistivity is below preset value.
·
Exchange both H Pack and U Pack cartridges or
contact a VWR professional engineer.
Low Pure Water Tank Level
·
Pure water tank level is below preset value
(10%).
·
Stop dispensing until water tank is refilled.
Check 185 UV
·
The 185 nm UV lamp may be burnt.
·
Exchange the 185 nm UV lamp or contact a VWR
professional engineer.
Check Tank UV
·
The tank UV lamp may be burnt.
·
Exchange the tank UV lamp or contact a VWR
professional engineer.
H-Pack Error
·
Reinstall the H Pack.
·
Check the RFID chip.
·
Contact a VWR professional engineer.
U-Pack Error
·
Reinstall the U Pack.
·
Check the RFID chip.
·
Contact a VWR professional engineer.
H-Pack Not Detected
·
Check cable connections.
·
Reinstall the H Pack.
·
Contact a VWR professional engineer.
U-Pack Not Detected
·
Check cable connections.
·
Reinstall the U Pack.
·
Contact a VWR professional engineer.
UP Product Temperature>45
℃
·
Contact a VWR professional engineer.
UP Product Temperature<5
℃
·
Contact a VWR professional engineer.
TOC Sensor Temperature>45
℃
·
Contact a VWR professional engineer.
TOC Sensor Temperature<5
℃
·
Contact a VWR professional engineer.