Troubleshooting - Hilti TE 700-AVR Original Operating Instructions

5.6 Cleaning or replacing the dust shield
Note
Clean the dust shield on the chuck with a dry, clean cloth at regular intervals.
Clean the sealing lip by wiping it carefully and then grease it again lightly with Hilti grease.
It is essential that the dust shield is replaced if the sealing lip is damaged.
1. Insert the tip of a screwdriver under the edge of the dust shield and prize it off towards the front.
2. After cleaning, refit the dust shield by pushing it on until it engages.
6 Care and maintenance
WARNING
Danger of electric shock! Carrying out care and maintenance while the supply cord is connected to
the power outlet presents a risk of serious injuries including burns.
▶ Always unplug the supply cord before carrying out all care and maintenance tasks.
Care
• Carefully remove any dirt that may be adhering to the tool.
• Clean the ventilation slots carefully with a dry brush.
• Use only a slightly damp cloth to clean the casing. Do not use cleaning agents containing silicone as
these may 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 electric tool if damaged or if its parts malfunction. Have the tool repaired by Hilti
Service immediately.
• On versions with a replaceable supply cord, the supply cord may be replaced by a trained electrical
specialist.
• After cleaning and maintenance, fit all guards or protective devices and check that they function correctly.
Note
To help ensure safe and reliable operation, use only genuine Hilti spare parts and consumables. Spare
parts, consumables and accessories approved by Hilti for use with the product can be found at your
local Hilti Center or online at: www.hilti.com

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 breaker doesn't start.
Possible cause
Electronics initialization in progress
(takes up to 4 seconds after plug-
ging in).
The electronic restart interlock is
activated after an interruption in
the electric supply.
Action to be taken
▶ Switch the power tool off and
then on again.
▶ Switch the power tool off and
then on again.
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