Page 24

Global Cleaning 2014

| MAIN TOPIC | FLOORING Removing old floor covering residue on a gym floor with a scrubber drier A gym floor after basic cleaning and refinishing. Photos: Kärcher featuring a front roller brush. The path to coating pass method are the way to go. The machine takes care of applying Self-shining emulsions, which create a sacrificial layer, are applied the cleaning solution, rubbing it in, and vacuuming it off in one undiluted in small puddles on the cleaned and rinsed flooring and pass. The floor covering is then also dry and ready for use right then carefully spread out with a squeegee in a criss-cross pattern away. Machine cleaning makes sense economically with surface to ensure full coverage. areas starting at 200 m². Besides, it also delivers a more efficient A second application pass is usually required because older floor and hygienic cleaning performance. coverings have a tendency to soak up most of the product during the first pass. Let the coating cure for at least 24 hours before the Refreshing, buffing floor is again exposed to normal use. Small scratches and heel marks can easily be removed with a spray With linoleum and PVC flooring, you can achieve a glossy surface cleaner. Simply apply it undiluted and then – depending on the with Twister pads. Use a single disk scrubber at a slow setting coating’s glossiness – buff the area with a high-speed machine with the finest diamond grade (green) and do up to 15 passes while (1,500 rpm and up) for a mirror finish or a fast single-disk scrubber adding clear water. (300 rpm and up) for a half-matte, satin finish. You can maintain this gloss with a scrubber drier for maintenance Another option would be to use a roller scrubber with soft white cleaning passes, one that is equipped with a front roller brush and brushes (or horse hair brushes) or yellow roller pads. green diamond pads. This procedure does not apply to textured In conclusion: when it comes to cleaning and care, PVC, linoleum elastomer flooring (e.g. non-slip), however. and elastomer floors show different requirements because of their Another option is what is commonly referred to as protective film different compositions and purposes. We have seen that these refinishing. This, however, calls for a triple layer surface coating requirements can be met in different ways, but that the best method and is really only appropriate for smooth PVC and linoleum floors. is still to use a scrubber drier with a front roller brush and the With this method, it’s always only the first, (damaged) layer that appropriate pair of brushes. These points the complete floor care gets removed with a slowly rotating single disk scrubber under and maintenance requirements: dry conditions. Any residue is then vacuumed in the same pass. Basic cleaning/stripping The next step is then to strip and refinish in one go. Neutralization Maintenance cleaning Tips for maintenance cleaning Polishing. The rule of thumb for maintenance cleaning: never use a soaking Coverage can be significantly increased if the vacuum scrubbers wet mop. That is why the single pass wet mopping system is have sufficient water storage capacity and the working width of the recommended for manual cleaning. Depending on the level of dirt, roller brush with its brushes or pads is adequate. This dramatically use a .5 to 1% solution. Unfortunately, there is no way around a two- cuts down on cleaning time and labor requirements, lowering costs step system if you are dealing with very sticky, encrusted dirt and and raising profitability. grime. Gerd Heidrich, Training Officer, Kärcher | If maintenance cleaning is done by machine, which allows for Niels W. Buhrke, freelance journalist | much larger areas to be covered, a scrubber drier and the single- markus.targiel@holzmann-medien.de 24 GLOBAL CLEANING | April 2014  


Global Cleaning 2014
To see the actual publication please follow the link above