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202007Daquan repair methodsin the 20 years since the reform and opening up, many buildings have to be demolished, roads and municipal underground pipelines have to be upgraded. elect...
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202006Performance characteristics of electric picksliding clamping rod design, locking is stronger, loading and unloading pick rod is faster.the soft rubber-wrapped auxiliary handle effectively reduces vib...
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202004Electric hammer operation and maintenance regulations1. before homework.1.1 confirm whether the power supply used matches the specifications indicated on the tool nameplate.1.2 confirm whether the power switc...
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202001Electric hammer repair and diagnosis1. electrical failure1. electrical faults mainly include open circuit, short circuit, and ground, and the rotor commutation ring sparks are large.2. most o...
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201911What are the characteristics of a good hammer?1. good shock absorption system: it can make the operator feel comfortable and relieve fatigue. the way to achieve: through the vibration control system t...
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