Care And Maintenance - Hilti SF 4-A22 Manual Del Usuario

5.10 Setting forward or reverse rotation
An interlock prevents switching while the motor is running.
The control switch is locked when the forward/reverse switch is in the
middle position (switch-on interlock).
▶ Set the forward/reverse switch to the desired direction of rotation.
5.11 Drilling
1. Set the function selector ring to the "drilling" position
2. Set the forward/reverse switch to the "forward" position.
5.12 Screwdriving
1. Set the function selector ring to the "screwdriving" position .
2. Set the torque setting ring to the desired torque.
3. Set the forward/reverse switch to the desired direction of rotation.
6

Care and maintenance

6.1 Care and maintenance
WARNING
Risk of injury with battery inserted !
▶ Always remove the battery before carrying out care and maintenance
tasks!
Care of the product
• Carefully remove stubborn dirt.
• Carefully clean the air vents, if present, with a dry, soft brush.
• Use only a slightly damp cloth to clean the housing. Do not use cleaning
agents containing silicone as these can attack the plastic parts.
• Use a dry, clean cloth to clean the contacts of the product.
Care of the Li­ion batteries
• Never use a battery with clogged air vents. Clean the air vents carefully
using a dry, soft brush.
• Avoid unnecessary exposure of the battery to dust and dirt. Never
expose the battery to high levels of moisture (e.g. by being dipped in
water or left in the rain).
If a battery has been soaked by moisture, treat it as a damaged battery.
Isolate it in a non-flammable container and consult Hilti Service.
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English 13