Hilti TE 4-22 Instruction Manual page 30

Hammer drilling
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Set the function selector switch to
7 Optional accessories
7.1 TE DRS­4⁄6 (01) dust removal module
The TE DRS­4⁄6 (01) dust removal module is an accessory for the SDS­Plus rotary hammer drill. It collects
a high percentage of the dust generated and can be quickly and easily attached to the SDS­Plus rotary
hammer drill. The dust removal module has a built-in extractor fan. This fan is driven by its own motor. When
the SDS­Plus rotary hammer drill is switched on, the dust removal module draws its power from the battery
of the SDS­Plus rotary hammer drill.
The dust removal module is not suitable for working on metal and wood.
Conditions: TE DRS­4⁄6 (01) OSHA
The TE DRS-4⁄6 (01) OSHA satisfies the requirements of OSHA 1926.1153 Table 1. It has a filter-cleaning
mechanism.
7.2 Fitting the dust collection module for overhead work
1. Insert the accessory tool. → page 22
2. Slip the dust collection module over the chuck and engage it in the grooves in the housing of the
SDS­Plus rotary hammer drill.
3. Turn the dust collection module counter-clockwise to lock it in position.
8 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.
• Do not use the product if signs of damage are found or if parts malfunction. Immediately have the product
repaired by Hilti Service.
• After cleaning and maintenance, install all guards and protective devices and check that they are in full
working order.
24 English
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