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“ Buzzing fire door hold open ”

RELATED FAQS

Resolution: Hold Open Closers & Magnets (Fire/Life safety products) provide a wide range of solutions. Single or multi-point hold open closers Utilize an electromechanical closer. Hold the door o...:

What would cause an ME Series closer (2310ME/4310ME/4410ME) to pop back into hold open as it is closing?

Resolution: This condition can be caused by the "closing speed adjustment" being regulated for a fast closing speed. Try adjusting the closing speed to slow down the closing of the door. If that does not corre...:

What is a 320G door closer?

Resolution: The "320G" is the # on a UL sticker attached to the arm of most LCN door closers, and is not a door closer model number. The "320G" means that the arm is not a mechanical hold open device and OK t...:

Are the Falcon SC Series door closers fire rated?

Resolution: Yes, the Falcon SC Series closers have a UL listing.:

Does a SEH require a door closer?

Resolution: The SEH is an "electronic holder" (ONLY) that is used to hold open a Fire Rated opening. It requires a door closer to be mounted on the opposite side. It is normally used on an existing opening wit...:

How do I wire an EL device to normally hold open the latch and release it during a fire alarm?

Resolution: 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...:

How can I cover a 86 or 161 prepped door with a 19-R?

Resolution: The 4170 cover plate can be used to cover the 86 & 161 prepped doors.:

What strike is used for in-active leaf on pair of doors with 19-R?

Resolution: The 571 strike is used on the in-active door leaf of a pair or on the 19-V door leaf when both doors are active per template.:

Can the Falcon 25-V be cut to fit on a 2' door?

Resolution: The standard Falcon 25V vertical rod cannot be cut to fit on a 2 feet door opening. This device requires 2' 7 1/8" minimum door opening. Falcon offers a device that can be used on a 2 feet doo...:

Can I order a "one piece" top rod for an 8827 for a 9' door?

Resolution: 8827 vertical rod device is available for 7 or 8 feet tall door standard. 12", 24", 36" and 48" extension rod kits are available for taller doors (8 feet max on fire rated openings). We do no...:

What is the minimum dimension from the edge of the door to a glass light cutout?

Resolution: Minimum dimensions to cutouts for glass lights: Vertical edge of door to edge of cutout = 5 29/32" Top of door to top of cutout = 6" Bottom of door to bottom of cutout = 10" Reinforcing chann...:

Can you mount a 4041 Cush arm with a EDA arm template and get 180 degrees opening?

Resolution: The dead stop post would need to be removed and the 4040/4040XP EDA mounting template for 180° would be followed.:

Is there adjustment limits on the regulation valves of LCN manual closers?

Resolution: The regulation valves are designed to adjust the flow the hydraulic fluid in the closer which regulates the door closing speed through various phases of the closing cycle. The regulation valv...:

What would keep the vertical rod exit devices top latch from being held retracted in the open position?

Resolution: Following exit devices 2227/F, 33/3527A/F, 33/3547A/48A/F, 98/9927/F and 98/9947/48/F have similar rod adjustment procedures. All top latches control the bottom latch assemblies. When do...:

What is a Door Position Switch (DPS) for a Chexit device?

Resolution: A Door Position Switch is a switch and magnet mounted on the door and frame that monitors the door status. If door is held open beyond rearm time or if door is forced open, alarm wil...:

Why is the Von Duprin PS873 power supply buzzing or chattering?

Resolution: Some transformers in the power supplies provide a little humming noise and that is normal. If the humming in Von Duprin PS873 power supply is loud follow these steps. Remove the load from the outp...:

How do I set the hold open on my 4040 closer?

Resolution: The hold open position on a "REG" or "EDA" hold open arm is set with the door to a few degrees shy of the desired hold open point. To properly set, open the door 5° less then the desired hold open...:

How to adjust a 4010 hold open arm?

Resolution: The correct method (process) for setting the hold open is: The 4010 hold open arms are handed, verify correct hand arm. (R or L stamped on main arm) Loosen the hold open nut. Opened the door ...:

What would cause a 4111 HEDA to not hold open?

Resolution: The correct method (process) for setting the hold open is: The 4110 HEDA arms are handed, verify correct hand arm. (RH or LH stamped on shoe bracket) Loosen the hold open nut at shoe bracket. ...:

How much top rail is needed on a 4041 REG/PA (Rw/PA)?

Resolution: To install a 4041/4040XP with Rw/PA or Hw/PA arm, you need a minimum of 5-3/8" top rail on the door, measured from the bottom of the stop. If the top rail is less than 5-3/8", you will need to use ...:

Will the Falcon 8200 series operator burn up if someone tries to open it when the door is locked?

Resolution: Any good secure setup and installation should be getting an open signal that has already gone through credential access first (ex……card reader, keypad, Key switch) and ignoring a locked door. ...:

Why does my Chexit device open without sounding the alarm?

Resolution: :

Is the Von Duprin Guard-X exit device fire rated?

Resolution: The Von Duprin Guard-X exit device is not fire rated because the deadbolt is not spring loaded. Therefore, there would be no positive latching as required on a fire rated opening. :

What's needed to write a door hardware specification?

Resolution: The following items are needed for Spec Writers to write a door and hardware specification Building code being used Occupancy type or types Occupancy load for any rooms or areas of ass...:

What is the backset for a 98/99 rim device with a 1609 strike?

Resolution: The backset for a 98/99 rim PANIC device with 1609 strike is 2 3/8" from center of the opening to center line of the device. See template :

What different types of door coordinators are available?

Resolution: There are 2 types of door coordinators available: Bar Coordinators (Ives COR Series): Surface mounted to the bottom surface of the frame soffit. The active door lever, located nearest to th...:

What is the narrowest door a 4040 pull side will mount on?

Resolution: 14" door leaf is the narrowest with standard template.:

What special template (ST) is used with the 2030 closer and a low profile track and roller?

Resolution: The 2030 closer requires a minimum 1-3/8" top rail on the door for the standard track. For a top rail less than 1-3/8" and as narrow as 1", you could use the l...:

What would cause a 4600 operator to click a few times when the actuator is pushed, but not open the door?

Resolution: If a 4600 clicks, but won't open the door: Verify proper connection of all the control box connectors. Verify correct manual operation of door. Verify actuator connections and any strike/maglo...:

What is the minimum door opening width for mounting the 4640 or 4630 on a double door?

Resolution: The minimum door opening width (for mounting a pair of 4640 or 4630 operators on a double door) is 72" wide (2 - 36" door leaves). Mounting the 4640 or 4630 on a double door that is less than 72" w...:

What do I need to do to make my 4041 Reg/PA a hold open arm?

Resolution: When placing an order for a 4041/4040XP Rw/PA with hold open, it would be ordered as a 4041 /4040XP Hw/PA. For an existing Rw/PA requiring the addition of a hold open function, a hold open arm woul...:

What would cause a 4040SE not to hold the door open?

Resolution: A 4040SE would not hold the door open if it has : No Voltage or Improper Voltage. Check that the track has proper voltage going to it (24V AC/DC or 120V AC). If 120 volts is supplied...:

Will a 4040 Hw/PA hold open at 180°?

Resolution: The 4041 Rw/PA and the Hw/PA have the same template. The only difference is the arm. The 4041/4040XP Hw/PA, if mounted to the 180° template, will hold the door open at 180°. Rw/PA is Regular A...:

Are Steelcraft doors and/or frames fire rated?

Resolution: Yes, Steelcraft doors and/or frames are available and can carry a UL, WH or FM label. The type of fire label (UL, WH or FM) is dictated by the specifications and local building code. Doors ...:

Which strike do you use with an XP98/99 device?

Resolution: The 1609 strike cannot be used with Von Duprin XP98/99 exit device.:

Is the Von Duprin 1609 strike fire rated for pairs of doors?

Resolution: The Von Duprin 1609 cannot be used on a pair of fire rated doors. We recommend using the Von Duprin fire rated mortise exit device in lieu of the rim device such as the Von Duprin 5575-F,...:

In what direction should the hold open nut be pointing for a 4041 H closer, up or down?

Resolution: Make sure that the hold open nut is not on upside down. The orientation of the hold open nut depends on the mounting. On a Top Jamb "Push Side" mount, the hold open nut would poi...:

How do you adjust the hold open time on a 4600 (4630/4640) operator?

Resolution: To adjust the hold open time on a 4600 (4630/4640) operator: Press the "MODE" button on the control box 1 time to get into programming mode. The "YELLOW" mode indicator LED next to "HOLD OPEN TI...:

Can a magnet, or sentronic device, be released and close the door from a button at a desk?

Resolution: If a door is being held open by the LCN SEM 7800/1900 magnet or any ME/SE Series Sentronic LCN closer, you can remotely release that door to close by ordering the following parts and wiri...:

Can you replace a regular arm with a hold open with out moving the door closer?

Resolution: Yes, as long as you stay with the like style arm. Example: replace an RW/PA with HW/PA, replace an EDA with HEDA, or replace a CUSH with HCUSH.:

Can you manually pull a 4040SE out of hold open?

Resolution: The holding force on an SE/ME Series door closer is approximately 35 lbs. and they can be manually pulled out of hold open with approximately 35 lbs of force. :

Why will my EL 1490 fire my latches but not hold?

Resolution: One of the following items may cause the EL1490 device to retract then release: Incorrect power supply - Verify you have the PS873-2/4TD or PS914-2RS/4RL power supply. Problems with wire gauge...:

Does LCN still make a closer that has the built in smoke detector?

Resolution: The SED/MED series closers were discontinued in 2000. The SE or ME series from LCN can be used as replacements to provide a hold open feature, but will not have the smoke detectors a...:

What are Pneumatic Automatic Operators?

Resolution: Pneumatic Automatic Operators are used in areas where electrically operated devices are not convenient or permitted. Consists of a modified, heavy-duty door closer for manual oper...:

Can a Cam Lift hinge be used with LCN closers?

Resolution: Cam Lift hinges can only be used with LCN door closers that have a "Regular" or "Reg hold Open" style arm. Manual Closers:Maximum lift dimension is 3/4".Can not be use (H)EDA, CUSH, or T...:

What is clear opening width?

Resolution: Clear Opening Width for swinging doors is measured (with the door open 90 degree) from the face of door to stop soffit on strike jamb. &nbs...:

Will CX re-arm if door is held open?

Resolution: If a door position switch (DPS) is connected across the green and white wires of the old CX (green and red of new CX) the CX would go into alarm if the door is held open when it attempts to rearm.&...:

Where do I install my Auxiliary Fire Latch (AFL) in a Less Bottom Rod, Fire Rated (LBR-F) exit device?

Resolution: Installation should be 6" from bottom of the door. See attached templates as reference. T-5494 for HM Doors W-5494 for Wood Doors:

Does Von Duprin have a fire latch that will go into the floor?

Resolution: Auxiliary fire latch is tested only from door to door latching by Von Duprin. Some door manufacturers have tested our devices LBR and use additional fire latches to pass the fire test. Contact the ...:

What degrees of opening can a 4110 EDA be templated for?

Resolution: The 4110 EDA/HEDA can be templated for 100°, 140°, and 180° hold open. The hold open adjustment can be set to hold the door at any position (degree) up to the maximum door opening angle. For "Wi...:

What does B80 or B140 indicate on an ME closer?

Resolution: The "B" means "Bypass". The "80 or 140" is the degree of door opening from the fully closed position. "B80" means the hold open feature is bypassed (will not hold open) until the door is opened...:

What strike do I use with a Von Duprin rim device on a pair of doors with flush bolts?

Resolution: NON Fire Rated doors would use the 1609 strike applied to the inactive leaf with flushbolts. This may NOT be used on Fire Rated openings.:

Can Von Duprin GBK's be stacked up to clear a 9/16" glass bead on a fire door?

Resolution: You can only use one GBK Glass Bead Kit (1/4") per device on fire rated openings. Glass Bead Kit is for use on doors with raised glass beads.:

Can an auto operator be installed on a Dutch door?

Resolution: Yes, an automatic operator can be installed on a Dutch door. The operator must be installed on the top leaf of the Dutch door. Only the top half will open unless the top and bottom leaves (se...:

Can the electric strike be used with a vertical rod device on a fire-rated door?

Resolution: Not for use in fire rated openings.:

What is the most common practice for running electric power from a frame to the door and hardware?

Resolution: Electrical hinges or a power transfer units are the most commonly used practices to run electric power to locks and/or strikes. Electric Hinges: Most electric hinges will fit into...:

Is a 20 minute label door a real fire door?

Resolution: The 20 minute Fire Rating is a valid label and are commonly referred to as "Smoke and Draft control door assemblies". Depending on the local fire code and the openings's applica...:

Do Von Duprin Exit devices meet the 5 pound force requirement for opening an ADA handicapped door opening?

Resolution: The 5 pound force requirement is in reference to the maximum force to swing the door, not the maximum force allowed to unlatch the exit device. Maximum allowed force to retract the Von D...:

Why would a 4600 not open a full 90 degrees?

Resolution: A 4600 (4630/4640) not opening to a full 90 degrees could be caused by a couple things: The Opening Force could be set too low. Try increasing the opening force adjustment on the controller a 1/...: