CHESTER T Mill, Operation Manual

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2. Usage
This machine is used for cutting metals and non-metals. It is suitable for drilling,
boring, milling and is used for instrument making, machining and repairing on single
parts or batch production.
3. Use and Maintenance
Fig 1
1. The user must read this operation manual carefully, they must know the structure
and function of every handle and switch, the transmission system and the
lubrication requirements well.
2. Before operating the machine, inspect the normal conditions of the column locking
handle, the spindle sleeve and the electrical components. Make sure that the
machine has been correctly grounded.
3. When the position of the spindle box to the table needs to be adjusted, two
clamping levers (1) on the right side of the knee must be loosened, the table can
then be raised by using the knee handle. Lock the table in position once the table
is at the required height.
4. This machine has been fitted with a micro feed function, to use this function, turn
the locking bolt (3) located on the right side of the head to engage the micro feed
gear. Use the handwheel (4) located on the front of the head to micro feed the
spindle. The spindle can reverse for tapping using the switch equipped on the left
side of the head (this function is only available on the 3 phase model).
5. The spindle feed lever (5) must be disengaged from the micro feed gear during
drilling and tapping. When the drilling and tapping job is finished, release the
spindle feed lever to allow the lever to reset automatically. The elastic force can
be adjusted after the loosening the screw located in the bottom of the spindle box,
the spring can be turned to a new position. When milling, the spindle sleeve