User questions

Question
Answer
  • Why would the horn sound when the solenoid tries to engage on a Von Duprin Chexit device?
  • What is the best way to test the Von Duprin EL solenoid?
  • Can the Von Duprin exit alarm ALK and electric latch retraction QEL or EL device be in the same device?
  • Can you replace just the solenoid in the 4040SE, 4040SEH, 3130SE, 2310ME, 4310ME?
  • Is the SD option available with Von Duprin QEL 98/99 exit devices?
  • What is (SD) Special Dogging?
  • What is needed to keep the EL device retracted all day?
  • Why is the 2Q option board required to operate Von Duprin QEL devices?
  • Will the PS900-2 RS operate the Von Duprin QEL device?
  • How many Von Duprin QEL devices can be connected to a power supply?
  • Why is my Von Duprin QEL light flashing red and green?
  • Can the Von Duprin EL or QEL conversion kit be used on an old style/obsoleted (pre 2003) 33 or 35 series vertical rod exit devices?
  • Can Von Duprin QEL/EL and CX device to be in the same device?
  • What power supply do I need for my 2 QELA devices with LCN auto operator?
  • Will the Von Duprin PS902 power supply operate the QEL device?
  • Solenoid on Chexit pulls back and immediately lets go and alarm goes off with red solid light.
  • What could cause the Von Duprin EL solenoid not to hold when mechanism cover plate is slide over the solenoid?
  • What would cause an EL device to pull and release?
  • Are the Von Duprin EL and the HD-EL solenoids the same?
  • Does Von Duprin offer replacement QEL motors?
  • What is the part number for the Von Duprin E996L solenoid?
  • How do I replace an E996L solenoid?
  • Do we offer HD-QEL?
  • What Von Duprin solenoid crosses over to the old solenoid part number 971687?
  • What is the part number for the 6000 series electric strike 24VDC solenoid?
  • How to replace solenoid 991342?
  • Do Von Duprin Exit devices meet the 5 pound force requirement for opening an ADA handicapped door opening?
  • Can a Senior Swing operator be opened manually?
  • What is a Senior Swing 9540 RF?
  • Can I get a Senior Swing with a reduced opening force gearbox?
  • What is the opening force of a 4600 Series (4630/4640) operator when used manually?
  • OPENING FORCE
  • Can you adjust the hold open force on a 2310ME, 4310ME or 4410ME Series closer?
  • What LCN Closers meet the ADA opening force requirements?
  • What can be done for a door that will not close against wind pressure?
  • How do you adjust a door closer?
  • Is the spring torque on 3SP1 hinge adjustable?
  • What LCN closer has the strongest closing force?
  • SPRING POWER ADJUSTMENT
  • SPRING POWER
  • Is there adjustment limits on the regulation valves of LCN manual closers?
  • What LCN Closers meet the ADA opening force requirements?
  • CLOSING FORCE
  • How do you identify what size a 2030 closer is?
  • When are Panic Devices required?
  • What is the difference between Panic Hardware and Fire Exit Hardware?
  • Why would the 996L trim not lock or unlock when installed with 98 or 99EO?
  • How can the Von Duprin 98/9975-L with 996L classroom trim function be converted as a night latch function in field?
  • How can I make a 996L act as an L-NL?
  • How do I convert the Von Duprin 360L control from nightlatch to classroom function?
  • Can an 18-R-L be converted to L-NL function in the field?
  • How do you change the Von Duprin 990TP trim to NL function?
  • Are Ives pulls ADA compliant?
  • What drop plate is used with a 4040 Rw/PA?
  • What are the dimensions of the 993 spacer plate underneath the CO 993 Trim?
  • What are the dimensions for mounting a 1261 on the pull side of the door
  • Common wiring diagrams
  • What cores are offered for insulated doors?
  • What is ASTM E-119?
  • What is the max rating available on an full glass (FG) door?
  • What fire rated Dutch Door sizes are available?
  • What is the maximum glass light size available on a 20 minute sidelight frame?
  • How many P & D (Pierce and Dimple) holes are in a frame?
  • Is the Von Duprin Guard-X exit device fire rated?
  • Are Steelcraft doors and/or frames fire rated?
  • How do I program Locknetics CM / CL legacy locks with the Schlage Utility Software (SUS) and Hand Held Device (HHD)?
  • Can a Senior Swing 9550 be mounted on an unequal pair of doors?
  • What is the part number for the Spring Cush block?