Assist Trap/Pumping Trap Questions Q Condensate floods from the vent pipe of the pumping trap system we are using. What is possible cause? Q Are the suitable flow-in height different depending on the model? Q Can condensate with different pressures be collected together? QCondensate floods from the vent pipe of the pumping trap system we are using. What is possible cause? Refer to Troubleshooting of the manual. Link: Pumping trap manual QAre the suitable flow-in height different depending on the model? Yes. Please refer to the each model's specification. QCan condensate with different pressures be collected together? Open system can. Closed system cannot and requires separate collection.