The s40c 40cm 16 petrol scarifier and aerator is powered by a 212cc four stroke engine and is hand push operated'. '.strtoupper('c')onsisting of two blade systems which includes the 16 spring tine scarifier cartridge and a 17 bladed aerator cartridge'. '.strtoupper('f')eatures212cc 4 stroke engineergonomic and comfortable designpadded and folding handlebar40cm 16” working widthscarifying cartridge with 16 spring tinesaerating cartridge with 17 bladed cartridgeeasily switch between cartridges45 litre collectordial adjusted working heightwith a turn of a dial the working height and depth of the machine can be altered to 15mm up to 5mm'. '.strtoupper('t')he s40c has large wheels for great traction and a comfortable padded handlebar which folds for transportation.scarifying works by removing moss, weeds and thatch and allowing sunlight to reach the grass roots and preparing the lawn for grass seed'. '.strtoupper('t')he cartridge rotates and the 16 sprung tines effectively rip the unwanted organic matter and collects it into the 45 litre bag for emptying'. '.strtoupper('s')carifying is best suited for the spring and autumn months'. '.strtoupper('a')erating is an efficient way of getting moisture and oxygen deep into the soil and encouraging drainage when conditions are wet'. '.strtoupper('t')he aerator cartridge rotates and claws at the surface removing any moss or detritus left after scarifying and collects it into the bag'. '.strtoupper('t')he 17 robust blades can also be set to slice into the soil for increased aeration'. '.strtoupper('t')his process is recommended regularly for the entire growing season and as and when required'. '.strtoupper('s')pecificationengine cobra 212cc 4 strokeengine spec 4.0kw, single cylinder, forced air coolingstarting recoilrated speed 3400rpm minfuel tank litres 3.6oil tank litres 0.6drive hand pushedworking width 40cm 16”working height 15mm 5mmscarifying cartridge 16 spring tinesaerating cartridge 17 bladescollector litres 45sound pressure level at the operator’s position db 85.9measured sound power level db 101.2guaranteed sound power leveldb 105vibration 7.03m s²weight 39kgwarranty manufacturer’s 2 year