Chicago Pneumatic SD25 Power Screwdriver User Manual


 
6159939020 SD25 Series Screwdrivers
Page 12 39-30-40409
2nd Column Field Definition (continued from previous page)
Has auxiliary pushbutton When checked, indicates that a screwdriver with multi-purpose (auxiliary)
pushbutton is attached.
Locked Rotor Count The total number of locked rotor faults the screwdriver has had.
Overtemperature Count The total number of motor overheating faults the screwdriver has had. Such faults
occur when the winding temperature is higher than 125 degrees Celsius.
Tightening a Fastener
For most fastening operations, make sure the screwdriver turns clockwise when running forward. For
left-hand fastening capable screwdrivers, make sure the screwdriver turns counterclockwise when
running forward.
Once the screwdriver is positioned on a part, you begin the rundown (cycle start) by:
Pressing the trigger lever on handheld screwdrivers that have the push-to-start function disabled
OR
Pressing the trigger lever on handheld screwdrivers that have the push-to-start function enabled,
then pushing down firmly on the screwdriver
OR
Asserting (activating) the remote start input on fixtured screwdrivers
The cycle start signal must remain active in order to complete the rundown. If the signal is interrupted
- if you release the trigger lever, for example - the screwdriver stops immediately.
When the rundown is complete, you can see the status of the rundown by:
The illumination of the LEDs on the screwdriver - green for acceptable torque/angle, yellow for
low torque/angle, and red for high torque/angle
The controller display
VS software displays the final torque/angle
NOTE:
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For details of asserting (activating) remote inputs and reading
the controller display, refer to the appropriate controller manual.
Loosening a Fastener
For unfastening operations, make sure screwdriver turns counterclockwise when running forward. For
left-hand fastening capable screwdrivers, make sure the screwdriver turns clockwise when running
forward.
Once the screwdriver is positioned on a part, you begin the rundown (cycle start) by:
Pressing the trigger lever on handheld screwdrivers
Asserting (activating) the remote reverse direction input on fixtured screwdrivers
The cycle start signal must remain active in order to complete the rundown. If the signal is interrupted
- if you release the trigger lever, for example - the screwdriver stops immediately.