Drainage including dust can also be exhausted. The float type auto drain used in the standard air dryer is replaced with a heavy-duty auto drain (ADH4000-04). With a heavy-duty auto drain (applicable to moderate pressure) L IDF4E to 75E, IDF370D, IDU3E to 15E1, IDU22E to 75E Max. operating pressure: 1.6 MPa IDF4E to 15E1 IDU3E to 15E1 Max. operating pressure: 0.97 MPa IDF370D IDF22E to 75E, IDU22E to 75E Drain outlet (B) (A) (207) (157) Ball valve Rc1/2 Heavy-duty auto drain Ball valve (O.D. o10) Drain tube: Length approx. 0.95 m Heavy-duty auto drain (Assembled at the time of shipment) A Housing (A mounted unit is used) Replacement Parts: Heavy-Duty Auto Drain Model ADH4000-04 (Heavy-duty auto drain) ADH-E400 (Exhaust mechanism replacement kit) IDF4E to 15E1 IDU3E to 15E1 IDF370D IDF22E to 75E IDU22E to 75E Model Replacement parts no. (Description) Configuration 55 67 139 149 47 IDF4E IDF6E, IDU3E IDF8E, IDF11E IDU4E, IDU6E IDU8E, IDU11E IDF15E1 IDU15E1 A 348 378 494 533 B Dimensions (mm) Heavy-duty auto drain Exhaust mechanism replacement kit Model Approx. 100 Approx. 120 Approx. 250 IDF22E, 37E IDU22E, 37E IDF55E, 75E IDU55E IDU75E A Dimensions (mm) Note 1) The heavy-duty auto drain and the ball valve are both enclosed in the same shipping package as the main body of the air dryer. The customer is required to mount the parts to the air dryer. Note 2) The customer will need to supply the fitting (Part no. KQ2L10-04AS) and tubing (Part no. TU1065BU) for the drain piping. Note) IDF100F to 150F, 190D, and 240D standard types are equipped with a heavy-duty auto drain. 168 (210) Drain outlet (2 locations) 2 x Rc 3/8 Moderate pressure specification The maximum operating pressure is 1.6 MPa. The internal drain piping is changed from the nylon tube to the metal. Specifications 1. Maximum operating pressure: 1.6 Mpa 2. Dimensions ・・・ same as standard products K IDF100F to 150F Series IDF/IDU Options 2 Refer to “How to Order” on pages 28, 32, 35, 40, 43, 46 for optional models. Option symbol Option symbol 50