Stihl MS 661 C-M Chainsaw Work At Height Step 1: Test the water

Step 1: Test the water and ensure Total Alkalinity and pH are in range first

Measured workplace LpA 81 dB(A) nominal speed 2800 rpm Working depth range 25 mm Weight 33 kg Guaranteed sound power level LWA 92 dB(A) Uncertainty factor K 2

air velocity with round nozzle 88 m/s Air throughput with round nozzle 1550 m³/h Sound pressure level 101 dB(A) 2) Sound pressure level 15 m distance 75 dB(A) 3) Vibration level

resulting in all round protection

Stihl MS 661 C-M Chainsaw Work At Height Step 1: Test the waterTECHNICAL DETAILS Bar length 71 90 cm Bar length 28 36 in Displacement 91. 1 cm3 Capacity 5. 56 cu in STIHL Oilomatic saw chain pitch type 3 8" RS Power output 5. 4 7. 3 kW bhp Weight 7. 5 kg 1) Tank volume 0. 85 l Speed at maximum power 9500 rpm Bumper spike Steel claw Power to weight ratio 1. 4 kg kW Cylinder Chrome Filter material PET fabric Oil pump Adjustable Filter Cartridge filter HD2,HD2 filter Sprocket Ring sprocket Chain tensioning Lateral