Bosch Professional GNH 18V-64 Original Instructions Manual page 23

Maintenance Schedule
– Clean the magazine (12). Remove plastic or wood shav-
ings that may accumulate in the magazine during work.
Measure
Cleaning the magazine (12) and
magazine slider (13).
Ensure that the discharge lock-off (2)
functions properly.
Rectifying Faults
Problem
The power tool is not ready for opera-
tion.
The power tool is ready for operation,
but no nails are discharged.
Bosch Power Tools
Clean the power tool at regular intervals using com-
pressed air.
Explanation
Prevents a nail from becoming jammed. – Blow out the mechanism of the
Promotes your work safety and efficient
use of the power tool.
Cause
The battery is discharged or defective.
The battery is not properly inserted.
The battery temperature is too high or
too low.
The battery contacts are contaminated
or defective.
The magazine (12) is empty.
The discharge lock-off (2) is bent.
The electronic system is defective.
The user interface (9) is defective.
The following components may be faulty:
– Trigger (5)
– Driver blade
– Motor or drive belt
– Electronics
Foreign objects have accumulated in the
shot mechanism.
Foreign objects have accumulated in the
outlet (15) or in the magazine (12).
A nail is jammed in the shot duct.
The magazine slider (13) is defective.
The spring of the magazine slider is too
weak or defective.
English | 23
Action
magazine/magazine slider daily with
compressed air.
– Blow out the mechanism of the dis-
charge lock-off daily with compressed
air.
Corrective measures
– Fully recharge the battery or replace
it.
– Make sure that the battery is firmly
engaged in the handle.
– Wait until the battery has reached the
optimal operating temperature again.
– Contact an authorised Bosch after-
sales service centre. Have the com-
ponent replaced there.
– Refill the magazine.(see "Loading the
magazine (see figures A1–A4)",
page 20)
– Contact an authorised Bosch after-
sales service centre. Have the com-
ponent replaced there.
– Contact an authorised Bosch after-
sales service centre.
– Contact an authorised Bosch after-
sales service centre.
– Contact an authorised Bosch after-
sales service centre. Have the com-
ponent replaced there.
– Contact an authorised Bosch after-
sales service centre. Have the com-
ponent replaced there.
– Clean the outlet (15) or the
magazine (12).
– Clear the jam.(see "Clearing jams
(see figures E1–E2)", page 22)
– Clean the magazine slider (13) as re-
quired and make sure that the
magazine (12) is not contaminated.
– Contact an authorised Bosch after-
sales service centre. Have the com-
ponent replaced there.
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