Hilti TE DRS-6-A Manual page 20

5.6 Cleaning the TE-DRS-OSHA filter
Clean the filter after drilling 5 holes (16 mm x 50 mm) (1/2 in x 3 in).
▶ When suction power diminishes, slide the cleaning mechanism 5 times forward and back until it audibly
clicks on each slide.
5.7 Removing the dust removal module
1. Set the forward / reverse selector switch on the rotary hammer drill to the middle position.
2. Press and hold down the DRS release button.
3. Pull the dust removal module forward and clear of the power tool.
5.8 Changing the suction head
1. Remove the dust removal module from the rotary hammer drill.
2. Press and hold down the suction head release button.
3. Pull the old suction head up and out of its guide.
4. Press the new suction head into the guide until it engages.
6 Care and maintenance
6.1 Care and maintenance
▶ Check all parts of the module for signs of damage at regular intervals and make sure that they all function
correctly. Do not use the module if parts are damaged or if they do not function correctly.
▶ Do not use water, oil, grease or cleaning products.
▶ Use only a dry brush and a cloth to clean the dust removal module.
▶ Do not touch the filter material when cleaning it and do not use compressed air to clean it. This can
damage the filter material.
6.2 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.
• Keep the battery free of extraneous oil and grease. Do not permit dust or dirt to accumulate unnecessarily
on the battery. Clean the battery with a dry, soft brush or a clean, dry cloth. Do not use cleaning agents
containing silicone as these can attack the plastic parts.
Do not touch the contacts of the battery and do not remove the factory-applied grease from the contacts.
• Use only a slightly damp cloth to clean the housing. Do not use cleaning agents containing silicone as
these can attack the plastic parts.
Maintenance
• Check all visible parts and controls for signs of damage at regular intervals and make sure that they all
function correctly.
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