Accordion barrier

Retractable gate 

King kong second generation with full closure screen 

A way to repair the wheel of the retractable gate

The retractable gate running 

The hanging sliding gate running 

Analysis of the problem:

1. Magnetic limit and electronic limit are bad 

2. Circuit board failure

Term of settlement:

The method is good or bad judgment: find the open electronic micro switch, an electronic limit click, and then observe the OL indicator light circuit board on the upper right corner of the light is not bright, bad judgment method of circuit board. The limit is: take a piece of wire, and then press the open, short circuit open and common line terminals, can stop is not bad.

Analysis of problem:

Running time is too short

Term of settlement:

The two potent meter knob to the circuit board on the upper right corner of the largest, also does not work if the limiting public line removed, if removed after the normal limit is reversed, the last is the control box problem.

Analysis of the problem:

1. Power line short circuit 

2. Circuit board short circuit

Term of settlement:

The power line is removed, and then push the knife, if still not push up, then that is the power line short circuit, replace the power line, if you can push up, replace the circuit board.