User Manual
8 
(7)  If drain should flow into the case, remove it out through the drain port at the bottom of the case. The 
drain port can also be used to exhaust residual pressure in addition to discharging the drain. 
  Pressurize  the  inside  of  the  air  filter  when 
discharging  drain.  Drain  will  not  be  discharged 
properly if not pressurized. 
 
Open and close drain cock by hand. The use of tools 
can result in damage to the product.
  After discharging the drain, tighten the drain cock 
to  the  opposite  direction  by  hand  until  the  seal 
inside seals correctly. 
Caution 
(1)  Check the element periodically and replace it with a new one if necessary. If it is found that outlet 
pressure drops or the flow is restricted, check the condition of the element. 
Drain cock 
OPEN 
(Drain discharge)
2022-10-1811:23
DP 097499










