
Do you have a question about the NPK GH7 and is the answer not in the manual?
Outlines the manual greasing process for hammers without an Autolube system.
Explains the proper type of grease and the recommended intervals for application.
Provides essential safety guidelines for operating the hydraulic hammer.
Explains proper techniques and precautions for efficient and safe hammer operation.
Emphasizes the importance of greasing the tool bushing contact area and checking the autolube reservoir.
Outlines the 30-day warranty for demolition and accessory tools.
Explains how bending moments cause tool breakage and provides examples.
Details how worn bushings lead to tool breakage and outlines preventative measures.
Explains how blank hammering causes chipping at the retaining pin slot.
Describes how tool twisting and contact with the retaining pin cause deformation.
Details how overheating and continuous hammering in one position deforms the tool tip.
Explains why moil tools might chip on hard rock.
Discusses chipping of chisel tips due to undersized hammers or overheating.
Specifies the correct nitrogen gas pre-charge pressures for ambient and operating temperatures.
Provides a step-by-step procedure for measuring the nitrogen gas pressure in the hammer.
Details the procedure for charging the hammer with nitrogen gas using the charging kit.
Outlines the procedure for safely releasing the nitrogen gas pressure from the hammer.
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