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f）Please from edge to crush big and hard rock
From crack or edge begin to hit ,big and hard
rock is easy to be crushed.
g ）
Operate quartering hammer with proper
engine speed
Operate quartering hammer with proper engine
speed, high engine speed not only not improve
hitting power of quartering hammer, but also
make high oil temperature to damage piston and
valve.
h）Do not operate quartering hammer in the
water or mud
When parts except drill shank sink in the water
or mud, please stop operating quartering
hammer, because piston and related parts will have mud and make quartering hammer be
damaged beforehand.
I） Do not operate quartering hammer in the
water or mud
When parts except drill shank sink in the water
or mud, please stop operating quartering
hammer, because piston and related parts will
have mud and make quartering hammer be
damaged beforehand.
J）Do not use quartering hammer crack rock
Quartering hammer crack rock will has lots of reaction force to quartering hammer and loaded
machine, so it will damage many parts of quartering hammer and loaded machine.
K）Do not hit on the limit position of loaded machine cylinder
When hit on the limit position of loaded machine cylinder(machine boom completely stretched
or shortened), arm and every part of loaded machine will be damaged.
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