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“ graintech sound rating ”

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Resolution: STC stands for Sound Transmission Class. An STC (Sound Transmission Class) is a single number rating system derived from measured values of sound transmission loss in accordance with ASTM E90...:

What Steelcraft products have been tested in accordance with SDI's Acoustical Testing Standard #SDI 114?

Resolution: SDI 114 is no longer published as an SDI performance standard. The new SDI standard for acoustical Performance is SDI 128-09Steelcraft does offer products that have been tested in accordance with S...:

Why would the horn sound when the solenoid tries to engage on a Von Duprin Chexit device?

Resolution: Make sure the proper power supply (PS873 or PS914) and proper gauge and run wire is used for Chexit devices shipped prior to 8-24-2015 with solenoid driven. Related Solution: What wire&n...:

What is a Cam Lift Hinge?

Resolution: Cam Lift Hinges are specially designed hinges used mainly on acoustical door assemblies. The Cam Lift Hinge lifts the door during its travel and seats the door bottom for a pos...:

The Hand Held Device (HHD) or Schlage Utility Software (SUS) will not connect to the CO200?

Resolution: Make sure the HHD/SUS is set to USB communication by checking the small icon right of the "No Device Connected" message. The symbol should be a USB symbol when working with USB enable product...:

What would cause the Von Duprin delay egress Chexit device not to provide delay egress?

Resolution: For Solenoid driven Chexit devices shipped from the factory prior to 8-24-2015, the following could cause the device not to provide delay egress:Measure the voltage between green and orange wires o...:

What would cause my Chexit to go into a weak alarm 10 seconds after arming it?

Resolution: The following could cause the Chexit device shipped prior to 8-24-2015 with solenoid driven to go into weak alarm with solid LED light: Wrong power supply- Chexit device requires a...: