Today we will talk about hidden door closers. As the name implies, the door closer cannot be seen from the outside after installation.
When it comes to door closers, it may not receive as much attention as lock bodies and door handles, but it is an indispensable door control housekeeper for modern buildings. The significance of the door closer is not only that it can automatically close the door, but also has important functions such as protecting the door frame and the door body and preventing the spread of fire.
Compared with surface-mounted door closers, hidden-type installation has more restrictions.
● Meet product size requirements
● Door thickness above 4.5CM
● Requires slots in the door.
Product installation
Installation method: There are two installation methods: standard installation and upside-down installation, which can be selected according to the structure of the door leaf, and the effect is the same.
Frequently Asked Questions about Closer Installation
Problem 1: The door leaf cannot be positioned
Solution:
1. Check whether the power supply has 24v voltage input
2. Check whether the polarity of the power supply is reversed and whether the switch is turned on
Same question 2: The door cannot be opened
Solution:
1. Check whether the connecting rod screw of the linkage door closer blocks the door leaf
2. Check whether the door closer is installed backwards.
Problem 3: The door does not open or close properly
Solution:
1. Check whether the door closer is installed in place and whether it is tilted
2. Check whether the installation angle of the connecting rod is correct
3. Check whether the lock tongue in the chute is too tight, and add lubricant to adjust.
Author:Written by Ms.Rebecca Fu from S4A INDUSTRIAL CO.,LIMITED
Factory Address:Building S4A, South Third Lane, Qiuyuling Street, Zhangkeng Village, Hengli Town, Dongguan City, Guangdong Province Office Address:#601,floor 6 ,building 1,JINFANGHUA industrial zone, Bantian St. Longgang Dist. Shenzhen, PRC.
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