SWDM40 OPERATION & MAINTENANCE MANUAL
●Rotary drive torque limit function: Turn on the torque limit switch in complex soil condition
while drilling speed is too slow to protect Rotary drive.
★
Note: This model doesn’t support this function.
●Rotary drive low-speed function: When low-speed rotation is needed, turn on the low-speed
switch of Rotary drive
.
★Note：This model doesn’t support this function.
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