ASME A112.14.4 pdf download.GREASE REMOVAL DEVICES.
Such devices are designed for the purpose of automatically removing free-floating grease. fats, and oils from sanitary discharges without intervention from the user except for maintenance.
Semiautomatic devices are not addressed in this Standard.
1.2 Units of Measurement
Values are stated in U.S. Customary units and the International System (SI) units. Tbe U.S. Customary unit.s shall be considered as the standard.
In this Standard, gallons (U.S. liquid) per minute is abbreviated gpm and liters (metric liquid per minute is abbreviated 11mm.
1.3 Reference Standards
A product that is tested to the requirements of this Standard shall satisfy the requirements of the following standards as applicable (the latest edition shall apply):
ASTM A8X8. [lubless Cast Iron Soil Pipe and Fittings for Sanitary and Storm Drain. Waste. and Vent Piping Applications
Publisher: American Society for Testing and Materials (ASTM). 100 Barr Harbor Drive. West Conshohocken, PA 19428-2959.
ANSI/NFPA 70. National Electrical Code
Publisher: National Fluid Power Association (NFPA). 3333 N. Mayfair Road. Milwaukee, WI 53222-3219
ASME Al 12.14.3. Grease Interceptors
ASME Bl.20.l. Pipe Threads. General Purpose (Inch) Publisher: The American Society of Mechanical Engineers (ASME), Three Park Avenue. New York, NY 10016-5990
3.6.4 The grease removed during the test shall be retained br measurement.
3.6.5 For timer-operated devices, during the testing outlined in para. 3.63. record the actual time that (he GRD is in the grease removal mode. Take this time and continue operation of the unit for 10% of this time without the addition of any more grease. Water shall be introduced into the unit W maintain its normal static level.
3.7 Water Content Test
3.7.1 The grcasc rcmovcd during the greac removal test procedure shall be evaluated as to percent of water content. The Waler content of the removed grease shall nOt exceed 5 by volume. See ASME Al 12.14.3. para. 3.4 for dewatering procedures.
(d) Idcntitication of Inlet” and Outlct”
(e) Statement of conformance with ASME A112.14.3 and ASME Al 12.14.4
4.2 Other Marking
Other marking Ifor mounting on the unit or in an accessible location) shall contain the following information:
(a) Electrical requirements
(b) Daily maintenance procedures
(c) Operating instructions.
ASME A112.14.4 pdf download
