Is the 4010 hold open arm the same as the 4020 hold open arm?
No, these arms are not the same and are not inter changeable. ...
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What is the narrowest door (width) that the 4020 can be mounted on?
When templated to 180 degrees, the standard 4020 closer will physically fit on a 17" wide door. Given the stop on the latch side of the frame is 1/2 or less.
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What is the minimum door width for the 4020T closer?
25 inches is the minimum door with without a special template.
For Special applications please contact
[email protected] or call 8776717011, press 2 for Product Support, then ...
Schlage Commercial » Door Controls » Surface Mounted » 4020 Series | Schlage Commercial » Door Controls » Surface Mounted » 4020 Series » LCN
Which LCN Mechanical closers are available with an optional Delayed Action Cylinder?
The following LCN closer series have an optional Delay Action Cylinder:
1450 series
1460 series
4010 series (only 4011, not available with 4016)
4020 series (only 4021...
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What are the dimensions for the 4020 drop plates?
The 4020-18 and 4020-18G plate are 12-1/2 long x 3-1/2 high x 3/16 thick.
See here for 4020 drop plate instructions.
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What can be done to help eliminate excessive groaning, squeaking, or creaking noise from a manual closer cylinder body?
If you are encountering a manual closer that has excessive groaning- this is more than likely the internal spring that is rubbing slightly on spring tube and the noise can be exacerbated by...
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When did LCN quit making traditional potbelly style closers?
The LCN "Traditional" Potbelly series closer line was discontinued in 1980.
Unfortunately there is no direct replacement for these old units. Would need to replace with an...
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Can you use a delayed action closer on fire rated doors?
You can use a UL listed delayed action closer on fire rated doors but only with non-hold open arm. You may also want to check with local building codes to see if there is a time limit from when ...
Schlage Commercial » Door Controls » Surface Mounted » 1460 Series | Schlage Commercial » Door Controls » Surface Mounted » 4010 Series | Schlage Commercial » Door Controls » Surface Mounted » 4020 Series | Schlage Commercial » Door Controls » Surface Mounted » 4040 Series | Schlage Commercial » Door Controls » Surface Mounted » 4040XP Series | Schlage Commercial » Door Controls » Surface Mounted » 4110 Series | Schlage Commercial
At what temperature will an LCN hold open fusible arm release hold open?
The fusible link will melt at temperatures of 165 degrees F and above, and thus releases the hold open function, allowing the door to close....
Schlage Commercial » Door Controls » Surface Mounted » 4010 Series | Schlage Commercial » Door Controls » Surface Mounted » 4020 Series | Schlage Commercial » Door Controls » Surface Mounted » 4110 Series
Are the sized cylinders still available on the 4010, 4020, and 4110 closers?
The 2, 3, 4, and 5 sized cylinders on the 4010, 4020 and 4110 models were discontinued in Oct. 2009.They were replaced with the current 4011, 4021 and 4111 which are adjustable sizes 1-5. The cyl...
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