Wacker Neuson BH 22 Operator's Manual

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Wacker Neuson BH 22 Operator's Manual Manual pdf 21 page image

T01120GB.fm 21OperationEngaging clutchOnce the engine has warmed up push throttle to full position(downwards).Winter operation! Extremely low temperatures require 2-3 minuteswarming up of the engine at idling speed. As a result of the lowtemperatures, grease will have stiffened in the system. To overcomethe difficulties arising from this, warm up the engine and lift themachine several times, then put system into operation by quicklyopening the throttle.6.3 During operationKeep breaker dry and clean. Avoid no-load strokes. Never allow thehammer to run with throttle wide open when forcing away broken or cutoff material or when lifting the hammer. When lifting the hammer, theengine is decelerated by releasing the gas lever in the handle.6.4 After operation6.4.1 Short-term interruptionsPress short-circuit button until engine comes to a complete stop.6.4.2 Finishing of breaking workPress short-circuit button until engine comes to a complete stop andthen close fuel valve.6.4.3 Longer operational pausesClean hammer. Add corrosion preventative to fuel mixture and allowengine to run for 5 minutes. Close fuel valve. Allow engine to carry onrunning until the fuel in the carburettor is fully used up. Oil partssusceptible to rust.