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FAQs

How do you change the function from TL to NL on the 376T?

Resolution: Use NL cylinder plate, part number 050599-00. See instructions: 376T instructions :

What does OBS mean?

Resolution: OBS means Open Back Strike.:

What type of cylinder is required on a 9947NL-OP x 110-MD?

Resolution: A standard rim cylinder per 110 Installation Instructions.:

What is the part number for the 230L stud?

Resolution: The 230L mounting stud is part #971245.:

Why did my T511 suddenly stop working and the key just spins and will not retract the latch?

Resolution: There are two possible issues that would cause a key to spin and not retract the latch or unlock the lever. Review the following: Check to make sure the correct tailpiece is installed and unda...:

Why is my key is hard to rotate on my T571?

Resolution: Check the timing first, Where can I find timing instructions for the Falcon T lock? If the timing can not be set then you may have a defectiv...:

Parts manuals for Von Duprin exits?

Resolution: Von Duprin parts manuals are downloadable on the US.Allegion.com document library page.In the filter, select:Document Type: ManualBrand: Von DuprinCategory: Exit DevicesThis will pr...:

What parts are needed to add dogging on the 33A/35A/98/99 panics with less dogging ?

Resolution: The following parts can be added to less dogging devices as long as the devices are not fire rated and the base plate has a dogging bracket assembly available.050114-XX for 33A/99 devices050117-XX ...:

What size of 2390 replaces the discontinued 1390 device?

Resolution: The 2390 is only available in two sizes, a 21"(overall 24.125" w/ endcaps) and a 24"(Overall 27.125" w/endcaps) unlike the older 1390 which could have been ordered to size. You woul...:

Why would the ALK chirp?

Resolution: A low battery could cause the exit alarm ALK to chirp. Replace the battery and if it is still chirping, then replace the circuit board part number 101030-00.: