installation instructions for fire bolt


Click HERE for the  instruction and template for 237L device.
Yes, a filler plate can be used to cover an EPT prep as long as it is made from the same material as the frame. This information can also be found in NFPA 80 under Chapter 5 for Field Modifications.
Use a normally closed fire alarm as the input to the power supply option board (PS873-2 or PS914-2RS), this will hold the latch retracted.  During a fire alarm, the contact will open, dropping...
Installation should be 6" from bottom of the door. See attached templates as reference.  T-5494 for HM Doors W-5494 for Wood Doors
Verify the door thickness is 1 5/8" or greater per the pricebook.  Thin doors will force the clip off the housing.  If door thickness is correct then replace the product as needed. ...