1. With the trigger switch not engaged and a screwdriver bit locked in place, the tool can be used as a manual screwdriver (up to 22.6 Nm, 230 k f-cm, 199 in-lbs). There will be a little play in the chuck, but this is not a malfunction.
Bit-locking function
For Appropriate use of Battery pack
Ni-MH Battery pack EY9231
Charge the Ni-MH battery fully before storage in order to ensure a longer service life. The ambient temperature range is between 0°C (32°F) and 40°C (104°F). If the battery pack is used when the battery temperature is below 0°C (32°F) the tool may fail to function properly. In that case, charge the battery until charging is completed for appropriate functioning of the battery. When operating with a Ni-MH battery pack, make sure the place is well-ventilated. The rechargeable batteries have a limited life. If operation time becomes extremely short after recharging, replace the battery pack with a new one. Note: Use under extremely hot or cold conditions will reduce operating capacity per charge.
2. This feature is handy for tightening screws that require more torque than the maximum torque of the driver (position on the clutch), for confirming the tightness of a screw or to loosen an extremely tight screw.
Battery Pack Life
Speed Selection
Choose a low or high speed to suit the use. The more the speed control trigger is pulled, the higher the speed becomes.
No load speed LOW 80 - 550/min (rpm) HIGH 300 - 2000/min (rpm) Torque Strong Weak
Charging
Note: When you charge the battery pack for the first time, or after prolonged storage, charge it for about 24 hours to bring the batteries up to full capacity. EY0230 1. Plug the charger into the AC outlet. Note: Sparks may be produced when the plug is inserted into the AC power supply, but this is not a problem in terms of safety. 2. Insert the battery pack firmly into the charger.
CAUTION: Check the speed selector
switch before use. Use at low speed when strong force is needed during operation. (Using at high speed while a strong force is applied may cause a motor breakdown.)
* See appendix for �RECOMMENDED SPEED SELECTION�.
Do not operate the speed selector switch (LOW-HIGH) while pulling on the speed control trigger. This can cause the rechargeable battery to wear quickly or damage the internal mechanism of the motor.