Care And Maintenance; Troubleshooting - Hilti SD 2500 Manual

5.3.5 Screwdriver / depth gauge interface
1. Pull the depth gauge away from the power tool, releasing the snap-on connection.
2. Pull the depth gauge forward, away from the power tool.
With the drive spindle exposed in this way, the following operations can be carried out:
Removing screws (set to reverse rotation),
changing bits,
changing bit holders,
changing to magazine operation,
redriving screws.
6

Care and maintenance

6.1 Care and maintenance
WARNING
Electric shock hazard! Attempting care and maintenance with the supply cord connected to a power outlet
can lead to severe injury and burns.
▶ Always unplug the supply cord before carrying out care and maintenance tasks.
Care
• Carefully remove stubborn dirt from the tool.
• Clean the air vents carefully with a dry brush.
• Use only a slightly damp cloth to clean the casing. Do not use cleaning agents containing silicone as
these can attack the plastic parts.
Maintenance
WARNING
Danger of electric shock! Improper repairs to electrical components may lead to serious injuries including
burns.
▶ Repairs to the electrical section of the tool or appliance may be carried out only by trained electrical
specialists.
• Check all visible parts and controls for signs of damage at regular intervals and make sure that they all
function correctly.
• Do not operate the tool if signs of damage are found or if parts malfunction. Have the tool repaired by
Hilti Service immediately.
• After cleaning and maintenance, refit all guards or protective devices and check that they function
correctly.
7

Troubleshooting

If the trouble you are experiencing is not listed in this table or you are unable to remedy the problem
by yourself, please contact Hilti Service.
Trouble or fault
The screwdriver doesn't work
and all four LEDs blink.
The control switch can't be
pressed, i.e. the switch is
locked.
The screwdriver runs but the
screw can't be driven.
The screwdriver gets very
hot.
*2021357*
Printed: 22.10.2018 | Doc-Nr: PUB / 5135889 / 000 / 03
Possible cause
The overload cut-out has been
activated.
The safety lock is engaged.
The wrong direction of rotation is
set.
Electrical fault
2021357
Action to be taken
▶ Release the control switch and
then press it again. Reduce the
load on the tool.
▶ Set the forward / reverse
selector switch to forward or
reverse rotation.
▶ Use the forward / reverse
selector switch to set the right
direction of rotation.
▶ Switch off the screwdriver
immediately and contact Hilti
Service.
English 7