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Old 05-08-2005 | 02:08 AM
  #3  
xrboss
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From: Qld, , AUSTRALIA
Default RE: OS 140RX Fuel lines

Leave the vent line open! The OS pump on the rx140 uses crankcase pressure to move a diaphram in and out to pump the fuel. In short do not use a fuel dot. The vent must be open.