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8 Transport and storage of cordless tools and batteries
Transport
CAUTION
Accidental starting during transport !
▶ Always transport your products with the batteries removed!
▶ Remove the battery/batteries.
▶ Never transport batteries loose and unprotected. During transport, batteries should be protected from
excessive shock and vibration and isolated from any conductive materials or other batteries that may
come in contact with the terminals and cause a short circuit. Comply with the locally applicable
regulations for transporting batteries.
▶ Do not send batteries through the mail. Consult your shipper for instructions on how to ship undamaged
batteries.
▶ Prior to each use and before and after prolonged transport, check the product and the batteries for
damage.
Storage
WARNING
Accidental damage caused by defective or leaking batteries !
▶ Always store your products with the batteries removed!
▶ Store the product and the batteries in a cool and dry place. Comply with the temperature limits stated in
the technical data.
▶ Do not store batteries on the charger. Always remove the battery from the charger when the charging
operation has completed.
▶ Never leave batteries in direct sunlight, on sources of heat, or behind glass.
▶ Store the product and batteries where they cannot be accessed by children or unauthorized persons.
▶ Prior to each use and before and after prolonged storage, check the product and the batteries for
damage.
9 Troubleshooting
If the trouble you are experiencing is not listed in this table or you are unable to rectify the problem by
yourself, contact Hilti Service.
Trouble or fault Possible cause Action to be taken
The product can’t be
switched on.
PM 20CG A12
The battery is low.
▶ Charge the battery.
PM 20CG A12
The battery is not fitted correctly.
▶ Insert the battery and check that
the battery is securely seated in
the product. → page 30
PM 20CG
PM 20CGE
The batteries are exhausted.
▶
PM 20CG
PM 20CGE
Insert new batteries. (PM 20CG
OR PM 20CGE) → page 31
PM 20CG
PM 20CGE
Incorrect battery polarity.
▶ Insert the batteries correctly.
→ page 31
Product or selector switch faulty. ▶ Contact Hilti Service.
Individual laser beams don’t
function.
The laser source or laser control
unit is faulty.
▶ Contact Hilti Service.
Product can be switched on
but no laser beam is visible.
The laser source or laser control
unit is faulty.
▶ Contact Hilti Service.
The temperature is too high or too
low.
▶ Allow the product to cool down
or warm up.
Automatic leveling doesn’t
work.
Product is standing on an exces-
sively inclined surface.
▶ Set the product on a flat,
horizontal surface.