Model VXR Dry Valve Loose Trim The Viking Model VXR Dry Pipe Valve is an externally resettable, latching, differential valve used to separate the water supply from the dry pipe sprinkler system. This unit is normally used with the Viking Deluge Valves. Sensitivity Test (Model D Dry Pipe Valves only). The clapper provides a positive mechanical seal for the air/nitrogen pressure in the dry pipe system. The clapper is reset using a convenient push rod located on the bottom of the valve body. When the control valve is closed and the system is drained, the drip check will open and drain off any excess water in the valve. Reliable Model E Wet Valve. Ting the Accelerator. 576648e32a3d8b82ca71961b7a986505. Reliable model fx dry valve. Reward Your Curiosity. Item Number: 24064-2. Did you find this document useful? Verify that Accelerator's top chamber pressure and.
When the valve trips, no water will discharge through the drip check. Decayed 10 psi) the Accelerator should not have. For datasheets and CAD drawings please Click on products below.
Note: Not for use with Viking XT1 sprinklers. Check for leakage at the ball drip valve, located. 0% found this document useful (0 votes). This chrome-finished fire sprinkler cage is compatible with a range of sprinkler heads, including those with the following sprinkler identification numbers (SINs): - VK001. Pressurize the Accelerator by opening valve B, Figs. Reliable model a dry valve parts. Partially open valve B, Figs. Model D-3 Drip Check is used with a Model D, E, or F Dry Valve that has an automatic drain for the alarm line. Assemble the Accelerator. Period of validity: 2026-01-20. To drain low point of system between swing check valve and Fire Dept. Drain and fully reset the deluge valve in accor-. Vent into a dry pipe valve's intermediate chamber. Dance with its technical bulletin.
Sealing surfaces in the dry pipe valve require main-. You're Reading a Free Preview. Ter level must not exceed the dry pipe valve's prime level. Reliable Fire Sprinkler Control Valves. Ing any water which may be in the trim lines. The following inspections should be performed on the. Tor's inlet and outlet lines are in the open position.
Der to decay the pressure at the inlet of the Accel-. Share with Email, opens mail client. Automatic Drip Checks are designed to drain water automatically, which may leak past a normally closed dry valve or deluge valve. Model D-1 and D-4 Drip Check is used with a valve that does not have an automatic alarm line drain.
Document Information. The Viking Model D-2 Accelerator can be used to speed the operation of the valve on large capacity systems or where faster action is required. Remove the Accelo–Check Body, Item #19, Fig. Viking Model D-1 Chrome Fire Sprinkler Head Guard is a hard-wire cage designed to protect fire sprinklers against mechanical damage. Therefore, it is imperative that after sys-. Reliable dry pipe valve. It has a notched seat so that a slight amount of water will discharge through the drip check when the valve trips.
Automatically seals under pressure. The valve includes a clapper assembly with a differential air-to-water seat design. 1, from the side of the Accelerator. The Reliable range of fire sprinkler control valves has proven on site performance and their ease of installation ensures they remain a popular choice with fire sprinkler installers. Bleed the system air pressure at a rate of 1 psi.
Automatic Ball Drip. If water is found in the Accelerator, due to. Accelerator test without operating the dry pipe valve. When the control valve is closed, the alarm line will automatically drain through the drip check.
Inlet system connection must be relocated to the riser at. After ten minutes (the air pressure should have. 1, and gently lift the Accelo–Check Diaphragm Assem-. Click to expand document information. 0% found this document not useful, Mark this document as not useful. Certificate holder: Reliable Automatic Sprinkler Co. Inc. Check that the correct system air pressure has been. When the air/nitrogen pressure in the dry pipe system is lowered sufficiently to overcome the pressure differential, the valve opens allowing water to enter the dry pipe system. They close, however, against an increase in flow pressure and will open automatically at a predetermined decrease in pressure.
This will simulate a system decay as when. © © All Rights Reserved. Product: Dry alarm valve. Lower section of the Accelerator, Item #3, Fig 1. Certification scheme: Scheme 1a (ISO/IEC 17067:2013). Remove the top chamber drain plug, Item #3, Fig. The differential design allows an air/nitrogen supply of moderate pressure to control a higher water supply pressure. Model B1 Accelerator on a weekly basis. For convenience customers can choose to order Fire Sprinkler Valves fully assembled and tested to minimise on site fabrication and labour costs.