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FAQs

Resolution: The 980 storm door latch was discontinued 05/2016. It has no replacement. :

What is the difference between the Avalon and Quantum levers on the Falcon H2 locks?

Resolution: The Quantum lever returns to the door whereas the Avalon is parallel to the door. See images in the full line catalog on page 52.:

Is there a solution for making the ND44 outside thumbturn easier to turn?

Resolution: To improve the grip on the ND44 outside thumbturn the turn was made longer allowing users to rotate the thumbturn easier in an emergency.:

Can I add hex dogging to a QEL device?

Resolution: To add hex dogging to a QEL device, the complete motor assembly must be replaced. If you have a current motor design, replace it with a HD-QEL motor kit (#958002). If you have an older ...:

Is it normal to see voltage between SC and I1 I2 I3 I4 on power supply option board (900-2RS, 900-4RL, 900-4R) terminals?

Resolution: Yes, it is normal to see floating voltage between the Signal Common (SC) and Input terminals on the power supply option board. The Input terminals are not Ground terminals, so they are not a ...:

What does OPTR nomenclature stand for?

Resolution: one piece top rod (for exit devices):

In the Interactive Pricing Tool in the customer portal, how do I find prices of service parts?

Resolution: In the search bar at the top right of the product model selection page, type in the word "parts" or "service".:

Can I order strikes only for Ives surface bolts?

Resolution: Yes, the top and bottom surface bolt strikes are sellable by themselves. Order by description and finish. Part number varies by finish.:

What is the F and Ff stamping on the latch face?

Resolution: Latch products marked uppercase letter “F” comply with the positive-pressure requirements of ANSI/UL 10C. UL had previously authorized the use of the lowercase letter “f” to denote produc...:

For NL-OP function with 33A/35A series exit devices, can I add just a rim cylinder to operate the devices?

Resolution: The 388NL cylinder control (or a thumbturn control) must be used for NL-OP function. The back side of the 33A/35A center case protrudes through the push side skin of the door, so ordinary rim...: