Contents Safety First Introduction Tower Specification Maintenance - Storage - Transport Building the Tower Pre-Assembly Checks Component Diagram Quantity Schedule Stabilisers Props Assembly Dismantling Using the Tower Safety Checklist Pre-Use Checklist Movement of the Assembled Prefabricated Tower Scaffold Addendum bossaccesstowers.com...
User training courses are available but must not be used as a substitute for familiarity with this manual. BoSS aluminium towers are light-weight scaffold towers used throughout the building and construction industry for both indoor and outdoor access solutions where a stable and secure platform is required.
Clear Height Class (H1 = 1.85m, H2 = 1.90m) *UDL = Uniformly distributed load Maintenance - Storage – Transport • The BoSS tower system is robust and requires little maintenance. • All components and their parts should be regularly inspected to identify damage, particularly to joints.
• Check the surface is level within the 210mm range of the adjustable legs. • Only components specified in this manual shall be used with BoSS towers. Check all required components are onsite and in a suitable working condition. •...
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Building the Tower • Check this manual is available and its contents familiar to all those involved. • If assembling outdoors; check the forecast windspeed. ○ The assembled tower is certified to wind forces equating to 27mph, but handling components under those conditions would be hazardous.
Props and ties should conform to the guidance in NASC TG20. The method shown to the right illustrates the use of BoSS Confined Space Stabilisers. Attach one confined space stabiliser to each corner of the tower as shown (see page 19).
Building the Tower Assembly This tower structure must be assembled, and components oriented, in accordance with this instruction manual. Deviation from this instruction manual is not permitted. THIS TOWER MUST NOT BE USED AS AN ANCHOR POINT FOR PERSONAL FALL PROTECTION EQUIPMENT. •...
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50mm is left between the bottom of the leg and the adjustable nut. Only use the adjustment on the legs to level the tower and not to gain extra height. BoSS StairMAX Camlock Guardrail Instruction Manual...
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Building the Tower Fit one horizontal brace (red) onto the vertical of the portal ladder frame, on the climbing side in position shown. Ensure the gate opens as shown. All locking claws must be opened before fitting and positively locked into position.
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Record ‘tower designation & safety data’ within the ‘tower designation information kit’ and attach to the tower in position shown. Refer to safety data schedule for content. Ensure interlock clips on frame members are in the ‘locked’ position BoSS StairMAX Camlock Guardrail Instruction Manual...
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Building the Tower Fit one more diagonal brace as shown. Fit stabilisers. (See notes on page 10). The upper clamp of stabilisers must be at least 1.5m above the bottom of the frame. Where possible, stabilisers must also have a minimum outstand of 1.2m. bossaccesstowers.com...
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As before, engage camlocks to lock guardrail units in position. Do not climb onto the platform until all guardrails are in place. Ensure the gate is fully engaged before climbing. Ensure all claws are positively locked into position. BoSS StairMAX Camlock Guardrail Instruction Manual...
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Building the Tower Connect two 4 rung frames together to create two sub-assemblies. Engage interlock clips. Whilst standing on the protected platform, fit one sub-assembly onto the ‘downstair’ end of the tower. Again, engage interlock clips. Repeat for the ‘upstair’ end of the tower. Fit a camlock guardrail frame to the rear of the tower, with the upper claws located on the 7...
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Ensure it sits squarely around platform and does not impede the opening of the trapdoor in the platform. The tower is now complete. BoSS StairMAX Camlock Guardrail Instruction Manual...
Building the Tower Assembly when building beyond 5.0m platform height Continue to add two pairs of assembled 4 rung frames, camlock guardrail frames, one trapdoor platform and four confined space stabilisers as shown in previous steps. At every platform level add guardrails between 2 and 4 rungs...
Toe boards fitted to working platform Instruction manual available to user No environment changes affecting safe use have occurred or are likely Tower is the correct height for intended use Tower designation information kit fitted and complete BoSS StairMAX Camlock Guardrail Instruction Manual...
Using the Tower • This tower must not be used as an anchor point for personal fall arrest equipment. • The tower must only be climbed on the inside, using the access method specified. • This tower provides a work platform. It must not be used to access other structures or as a means of edge protection for other structures.
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Forecast windspeed must be taken into 27mph 12m/sec account if leaving the tower unattended. • Sheets, tarpaulins, or signage must not be attached to this tower outdoors. • Towers above 5.0m platform height are for indoor use only. BoSS StairMAX Camlock Guardrail Instruction Manual...
Movement of the Assembled Prefabricated Tower Scaffold MOVING A FULLY ASSEMBLED TOWER CAN BE EXTREMELY HAZARDOUS. • The BoSS StairMAX tower system must not be moved once erected. • The tower is not designed to be lifted or suspended. •...
The name and contact details of the responsible person. If the tower is ready for application or not. The load class and uniformly distributed load. If the if prefabricated scaffold is intended for internal use only. BoSS StairMAX Camlock Guardrail Instruction Manual...
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Addendum The date of assembly. The maximum number of simultaneous working platforms permitted. The maximum number of persons permitted on the working platform(s) during use. The maximum number of persons permitted on the tower during assembly and dismantling. The maximum number of persons permitted on any one platform. The maximum safe working load on the working platform.
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For further information and support for the StairMAX or any other products, design advice and services, please contact: Werner UK Sales & Distribution Ltd. Blackwater Trading Estate, The Causeway, Maldon, Essex, CM9 4LJ, United Kingdom WernerCo Hungary Kft. 6000 Kecskemét, Szt.
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