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“ door holders buzzing ”

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...:

Why is my mag lock buzzing?

Resolution: Rattling could be caused by improper mounting of the mounting plate or armature. Make sure all components are properly secured.:

Maglock Making a "Buzzing" Noise

Resolution: :

What special template (ST) is used with a 4040(XP) Rw/PA mount closer and a GJ overhead stop?

Resolution: The use of a 62A Shoe (required) would be used to mount a 4040XP Parallel Arm with a "SURFACE" GJ 70, 79, 81, 90, or 450 series stop. You would order the 4040XP with a Reg w/62A arm op...:

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...:

Can I use a Glynn Johnson 410 with a 4040 regular (pull side) mount?

Resolution: ST-1630 is required when mounting a 4041 or 4040XP door closer regular (pull/hinge) side with a concealed GJ100 or GJ410 series over head stop.:

What is a 4430 / 4330?

Resolution: The 4330 / 4430 is an obsolete ME closer replaced by the 4310ME or 4410ME Series.:

What are Hold Open Closers & Magnets?

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...:

DOOR HOLDER

Resolution: hardware; Suface Holder, Concealed Holder, Over Head Stop:

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“ door holders buzzing ”

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