The law requires that personnel erecting, dismantling or altering towers must be competent. Any person erecting ASTRAL mobile tower must have a copy of this guide.
Fit 200mm Castor Wheel in one 2 Rung Span Frame and 2 Rung Ladder Frame. Apply brake. See pic A
Attach 2 Horizontal Braces on the Lower Rungs of the two rung Span frame and 2 Rung Ladder frame on both the side. Check with spirit level on both length and width side of the tower, adjust the wheel if it is require to level the tower. See pic B
Attach one four rung span frame and four rung ladder frame on the lower frames engage locking pins. Attach diagonal brace from 1st to 3rd rung on both the sides in opposite direction. See pic C
Fit trapdoor platform on 4th rung and make sure trapdoor opens on the ladder side engage windlock. Sitting on the trapdoor opening of the platform attach two horizontal brace on 5th and 6th rung near the platform on both the sides. See pic D
Fit Diagonal from 3rd to 5th rung on both the side in opposite direction
Fit the stabilizers to the base unit. Adjust the telescopic leg of the stabilizer to give firm support to the ground. Position the stabilizers so that the footpads are approximately equidistant from each other at approximately 45 degrees for maximum stability.
Standing on the guarded platform fit one four rung span frame and four rung ladder frame on the lower frames, engage locking pin.
Attach diagonal braces from 5th to 7th and 7th to 9th on both the side of the frames in opposite directions. Fit trapdoor platform at 8th rung, engage wind lock. See Pic E
Sitting on the trapdoor opening of the platform fit two horizontal brace on 9th and 10th rung on both the side near to platform. See Pic F
Standing on the guarded platform, attach one four rung span and one four rung ladder frame on the lower frame. Snap locking pin.
Attach diagonal brace from 9th to 11th and 11th to 13th rung on both sides in opposite direction. See Pic G
Fit trapdoor platform on 12th rung engage wind lock, Sitting on the trapdoor opening of the platform, fit two horizontal brace on 13th and 14th rung on both the exposed side. Fit standard platform beside trapdoor platform. See Pic H
Fit Toe Board to the platform.
Fitting the Toe Boards: slide the side boards into the correct slot in the end boards ensuring that object connect fall through and the trapdoor can open fully. See Pic I
Castor wheel should be pointed outwards at approximately 45 degrees and locks engagedas shown in the diagram. See Pic A
Fitting adjustable legs : Take the adjustable leg assembly complete with its castor, make sure that all the adjusting nuts are approximately at the same height and slide them into the vertical tube. See Pic B
Correct fitting of horizontal brace : Remember: Always fit braces downward or from the inside facing outward but never inward. See Pic C
Fitting the stabilizers : Lightly tighten up the upper clamps above the sixth rung on each corner post. Position the lower clamp above the bottom rung. Ensure lower arm as horizontal as possible. Position the stabilizer so that the footpads are at approximately equidistant from each other, as shown in the diagram. Telescopically adjust the leg and reposition the clamps as required to make firm contact with the ground. When in correct position, tighten the clamps firmly. See Pic D
* To position the tower against the wall do not remove the stabilizer move the two stabilizer parallel with the wall. See Pic E
* To position the tower in a corner, remove one stabilizer and place two stabilizer parallel with the wall and one stabilizer facing outside. See Pic F