Common faults and solutions for daily maintenance of train-proof garage doors, fire-proof rolling shutter doors wholesale

Routine maintenance of garage doors (inspection at least once a month) Fireproof rolling shutter door wholesale
When using manual door opening, if the door runs slowly or is unbalanced, please contact professional maintenance personnel for adjustment and repair.
Check whether the door is fully open and closed tightly. If not, adjust the stroke limit to open the door or adjust the load force knob. (Reference book).
Carry out the safety response test again, and ask maintenance personnel to help check whether the cables, door balance springs and other hardware are functioning normally. Common
Common faults and solutions
The door automatically runs in the reverse direction without being closed tightly or stops running midway without touching the travel switch when opening the door
Open the clutch device and check the door body and torque Is the spring balanced? Is the opening and closing flexible? Increase the opening and closing load force. Adjust the length of the connecting rod when the door is closed.
The driving device cannot be started with a manual switch or remote control
It is necessary to carefully check whether the power is on, whether the manual switch, fuse, and fuse are normal. Check the wiring of the manual switch and remote control receiving board. Reposition the travel switch to increase the travel (when If the door is not closed tightly, it needs to be adjusted here)
The door body passes the travel switch
Check the travel switch and the travel switch wiring
The door body runs in one direction
Check the optical path of the photoelectric switch If there are any obstacles, remove them in time. Check the travel switch and the wiring of the travel switch and re-adjust the opening and closing load
The door running noise is too loud
Adjust the solid hardware and drive device pull rod to coincide with the center line of the door body. Adjust the door body running guide rail Coat the hinge rollers with lubricating oil parallel to each other
The operating distance of the remote control outside the garage is significantly less than meters
Extend the antenna to the outside of the garage, extend the antenna outside the driver and straighten it. Replace the battery. Fireproof rolling shutter door wholesale
If you have any questions about fire doors, we will try our best to answer them for you. For more details, please visit the official website of Shenzhen Tongxiao Industrial Co., Ltd. or consult the relevant staff