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ALTO MEDIUM DUTY
MD 250 DOUBLE WIDTH TOWER
Mobile Aluminium Access Tower
Instruction Manual BS EN 1004-2:2021-EN
The ALTO MD 250 Tower is certified to BS EN 1004-1:2020
3T - Through The Trapdoor Method
Lakeside Industries Ltd
www.altoaccess.com
sales@altoaccess.com
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Summary of Contents for Lakeside Industries alto MD 250
- Page 1 ALTO MEDIUM DUTY MD 250 DOUBLE WIDTH TOWER Mobile Aluminium Access Tower Instruction Manual BS EN 1004-2:2021-EN The ALTO MD 250 Tower is certified to BS EN 1004-1:2020 3T - Through The Trapdoor Method Lakeside Industries Ltd www.altoaccess.com sales@altoaccess.com...
- Page 2 500577 or Email: sales@altoaccess.com. Certifications The Alto MD 250 Tower is a mobile access tower certified to BS EN 1004-1:2020 Load Class 3. If the application is outside the scope of BS EN 1004-1:2020, reference should be made to BS 1139-6:2022 to ensure that the configuration of the equipment meets the relevant requirements.
- Page 3 The maximum permitted horizontal force at the working platform for a freestanding Alto MD 250 tower is 30kg. It is a requirement of BS EN 1004-1:2020 that a tower may only have one working platform at a time. If the tower is to be used in an application outside the scope of BS EN 1004-1:2020, contact your supplier or the manufacturer, Lakeside Industries Limited, for advice on loadings.
- Page 4 User training courses cannot be a substitute for instruction manuals but only complement them. · If the tower is to be used in an application outside the scope of BS EN 1004-1:2020, contact your supplier or the manufacturer, Lakeside Industries Limited, for advice on loadings. Tel: +44 1527 500577 or Email: sales@altoaccess.com. ·...
- Page 5 · See “Moving the Tower” below for safety guidelines affecting the relocation of the tower. · The maximum permitted horizontal force at the working platform for a freestanding Alto MD 250 tower is 30kg. · Do not use boxes, ladders or other items to gain additional height.
- Page 6 The tower should only be moved by manually pushing it by the lowest frames at no more than walking speed. When moving the tower users are to be particularly careful of the following: ALTO MD 250 Double Width Tower | Assembly Guide Page 6...
- Page 7 13-17 mph Safe to work on tower. Strong Breeze 25-31 mph Tie the tower to a solid structure. Do not work on tower. Gale Force 39-46 mph Towers must be dismantled. Towers must not be assembled. ALTO Access Products | Lakeside Industries Ltd Page 7...
- Page 8 This process ensures that operatives never have to stand on an unguarded platform. ALTO MD 250 Double Width Tower | Assembly Guide Page 8...
- Page 9 Ensure that the stabilisers press firmly against the ground. In an open area, set the stabilisers so they form a square around the tower as per the diagram below. ALTO Access Products | Lakeside Industries Ltd Page 9...
- Page 10 Where ballast or kentledge is used, it must be of solid material, placed on a platform on the lowest rung of the tower and secured against unauthorised removal. ALTO MD 250 Double Width Tower | Assembly Guide Page 10...
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Page 11: Safety Pictograms
Alto Access tower products. Ties should be spaced at no more than 4m intervals. Ties must be rigid in tension & compression and be secured to both frame uprights. For further details regarding tying in, please contact your supplier or the manufacturer: Lakeside Industries Limited. Signage After assembly or alteration, the following minimum information shall be displayed on the mobile access and working tower and be clearly visible from the ground (e.g. - Page 12 ALTO MD 250 Double Width Tower | Assembly Guide Page 12...
- Page 13 ALTO Access Products | Lakeside Industries Ltd Page 13...
- Page 14 COMPONENT SCHEDULE 1.6m Long x 1.38m Wide (Double Width) MD 250 Tower ALTO MD 250 Double Width Tower | Assembly Guide Page 14...
- Page 15 COMPONENT SCHEDULE 2.4m Long x 1.38m Wide (Double Width) MD 250 Tower ALTO Access Products | Lakeside Industries Ltd Page 15...
- Page 16 Connect the 2nd frame to the horizontal braces in the same position that they are located on the first frames. Make sure that the frame head fittings are pointing inwards into the tower. ALTO MD 250 Double Width Tower | Assembly Guide Page 16...
- Page 17 Small vertical adjustments can be made to either arm to guarantee a sturdy placement. ALTO Access Products | Lakeside Industries Ltd Page 17...
- Page 18 10. Install 2 more 8 rung frames and 2 more diagonal braces. The lower hook of the brace should be on the same rung height as the lower guardrail brace. Proceed to Step 9 ALTO MD 250 Double Width Tower | Assembly Guide Page 18...
- Page 19 Make sure that there are still 2 horizontal braces on both the bottom rung and the 8th rung up on the tower. Proceed to Step 8 ALTO Access Products | Lakeside Industries Ltd Page 19...
- Page 20 If a 3.2m high tower is being assembled, go to step 10. Proceed to Step 8 ALTO MD 250 Double Width Tower | Assembly Guide Page 20...
- Page 21 3T method. Install another platform 8 rungs above and install 4 guardrails using the 3T method. If a 3.7m tower is being assembled, go to step 10. Proceed to Step 8 ALTO Access Products | Lakeside Industries Ltd Page 21...
- Page 22 3T method relocate the inner guardrails to the outside face of the tower. Now install a toeboard, ensuring that the sides are hooked securely over the outside edge of both platforms. ALTO MD 250 Double Width Tower | Assembly Guide Page 22...
- Page 23 3T method. Whilst standing through the trapdoor as per the 3T method, disconnect the braces completely. Step 3 Now, working from the platform below, the upper platform(s) can be removed. ALTO Access Products | Lakeside Industries Ltd Page 23...
- Page 24 Now remove the 2 diagonal braces and the 2 frames off the top of the tower. Now repeat steps 2 to 4 until the tower is dismantled or the new platform height is achieved. ALTO MD 250 Double Width Tower | Assembly Guide Page 24...
- Page 25 3017 2.4m Horiz. Brace (yellow) 3018 2.4m Diag. Brace (brown) 3023 MD Small Stabiliser 3021/3022 1.6/2.4m Trap Platf. 3034 1.6m D/W Toeboard 3024 MD Large Stabiliser 3019/3020 1.6/2.4m Plain Platf. 3035 2.4m D/W Toeboard ALTO Access Products | Lakeside Industries Ltd Page 25...
- Page 26 For more information regarding our range of access products and services, please get in touch with us: Lakeside Industries Ltd Unit 19 Howard Road, Park Farm Industrial Estate Redditch, Worcestershire. B98 7SE. UK t: +44(0)1527 500 577 e: sales@altoaccess.com w: www.altoaccess.com...