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“ what is tp function ”

Resolution: The old style 33/35 exit device trims will not function with the newer "33A/35A" exit devices and newer style trims will not work with the older 33/35 exit devices.:

EXIT FUNCTION 05

Resolution: TP, Classroom Function (BHMA Exit Function):

Is E9975L-NL-F a valid configuration?

Resolution: No, the E option (electric locking/unlocking of the mortise lock body) requires a functional L, TP, or K trim, but the cylinder would operate in a night latch function as desired. Order E9975L/TP...:

EXIT FUNCTION 07

Resolution: TP-2, Double Cylinder Option (BHMA Exit Function):

How do you change the Von Duprin 990TP trim to NL function?

Resolution: Recommend to order a new 990NL-R/V or M trim to change from TP/Classroom function to NL/Storeroom function. You will also need to reinstall the NL drive screw back into into the mast...:

EXIT FUNCTION 06

Resolution: TP-NL, Thumbpiece Night Latch Function (BHMA Exit Function):

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“ what is tp function ”

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