(1) scaffold erection sequence:  Put the base to step the first frame in the base, with shear hold  

And laid the pedals (or parallel to the frame) on the barge core to step on the door frame installation, install the locking arm.

2 portal scaffolding should begin from the end to the other end of the build-up at the beginning, in the first step after the completion of the scaffold erection and erection of scaffolding on the step.

(3) according to the frame scaffolding plate (or block) to draw on the location of the installed base and insert the first two common door frame, then put on cross brace, lock the lock, to guarantee the stability of the door frame that has installed.
(4) after the erection of the frame in turn; Set-up cross each door frame is installed shear brace and lock the lock, and nail fixed base to prevent slip.

(5) as the first step after the completion of the scaffold erection and application level testing the elevation of the door frame with adjust the height adjustable base, make the door frame of elevation.

(6] the lock on the door frame end seat in locked arm, arm lock should pay attention to the other end will be upward, in the direction of the curve is consistent, not to the fault, in order to avoid and step in the door frame when the connection is not installed in place.

Once in the first two common door frame with shear after the stand, or horizontal, install the pedals or both ends of the card hook lock frame scaffolding plate shall be installed with the lock.