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What does each regulation valve do
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RELATED FAQS
Question
Answer
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...:
How are the solenoid air valves in the 7900 series control boxes marked?
Resolution:
The part number for the solenoid air valve in the 7900 Series control boxes are: 7901/ES7901 - part# 941 - marked A 7902(S)/ES7902(S) - part# 942 - (2 valves) marked A and B 7949/ES7949 - part...:
How can you tell the hand of a door closer?
Resolution:
First you need to determine if the closer is handed. A handed door closer will only have a single shaft on one side of the closer for the arm to attach to. If the closer is handed...:
What is the difference between the 4040, 4010, 4020, and 4110 series closers?
Resolution:
4040XP Series (4040 DEL) is a universal closer. *(see note) Non Handed closer. Can be mounted on a RH or LH door. 4041XP - Adjustable size 1 to 6. Can mount push side or pull side of the doo...:
How do you adjust a door closer?
Resolution:
How to: What are the steps to adjust a door closer? Facts: All LCN and FALCON door closers will have 3 regulating valves and a spring adjustment. All closers with a "Del...: