Back Check Valves Installation & Parts A2885 & A2883 (LPG) A2882 (Refined Fuels) Liquid Controls Group An IDEX Fluid & Metering Business Installation: M400-50
Table of Contents Introduction A2882 (Refined Fuels) Safety Procedures . .................................................. 2 General Information.................................................. 3 New Installations....................................................... 5 Retrofit Installations and Maintenance ..................... 5 Disassembly...................................................................... 5 Reassembly......................................................................
Introduction / A2885 & A2883 (LPG) Observe National and Local Codes ! WARNING Power, input, and output (I/O) wiring must be in accordance with the area classification for which it is used (Class I, Div 2). For North America, installations must be per the U. S. National Electrical Code, NFPA 70, or the Canadian Electrical Code in order to maintain Class I, Division 2 ratings. This may require using connections or other adaptations in accordance with the requirements of the authority having jurisdiction.
A2885 & A2883 (LPG) A2885 & A2883 Back Check Valves Retrofit Installations Depending on the existing configuration, adding an A2885 or A2883 Back Check Valve may require modification of the inlet piping. After the internal pressure is relieved from the system, the inlet line can be disconnected from the inlet side of the strainer assembly. The valve and flange assembly can then be connected to the inlet side of the strainer.
A2882 (Refined Fuels) Meter Outlet A2882 Back Check Valves New Installations When ordered with a new metering system, the A2882 Back Check Valve is supplied mounted to the outlet side of the meter as shown to the right. To complete the A2882 Back Check Valve portion of the installation, a liquid line must be connected to the flange on the outlet side of the valve. The flange connection is 2” NPT.
Bill of Materials - A2885 & A2883 (LPG) Model A2885 (For LPG) Used on meters sold AFTER December 19, 1991 beginning with Serial No.
Bill of Materials - A2882 (Refined Fuels) Model A2882 (For Refined Fuels) 48189 2” Check Valve Assembly Item Description Part Number 393 Spiral Retaining Spring 09137 486 Bearing 07801 382 Valve Spring Holder 48337 595 Compression Spring N/S 875 Self Locking Nut (2) 09143 705 Flat Washer 40241 452 O-Ring Retainer 47974 470 Viton O-Ring 09025 471 Viton O-Ring 09139 472 Spacer 47295 133 Piston 47975 110 Check Valve Housing N/S 485 Bushing 07867 265 Valve Stem N/S 9
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