You may have to "prime the pump" by putting a static charge on the system
with a rubber rod/wool cloth. Once the POD exists, the system should be
self sustaining...
good luck.
Pete Lohstreter "Happy is he who gets to know
The Hockaday School the reasons for things. "
11600 Welch Rd Virgil (70-19 BCE) Roman poet.
Dallas, TX 75229