Bosch GRA Professional 36V-48 Original Instructions Manual page 13

OBJ_BUCH-2017-003.book Page 13 Friday, January 20, 2017 9:26 AM
Remove the Isolator key and the Bat-
teries or switch the Isolator key to
the park position:
– Whenever you leave the machine.
– before clearing a blockage,
– before checking, cleaning or working
on the machine,
– after striking a foreign object. Inspect
the machine for damage and make re-
pairs as necessary,
– If the machine is to be stored unused
for a long period.
– if the machine starts to vibrate abnor-
mally (check immediately).
– Folding the handle
– Before transporting machine
Maintenance
For Your Safety
 Warning! Switch off, remove the
isolator key and the batteries be-
fore adjusting or cleaning.
 Caution – do not touch the rotating
blade. The blades continue to ro-
tate for a few seconds after the ma-
chine is switched off.

Always wear protective gloves
when handling or working near the
sharp blades.

To ensure long and reliable service,
carry out the following mainte-
nance regularly:
– Keep all nuts, bolts and screws tight
to be sure that the machine is in
safe working condition.
– Check the grass catcher after each
use for wear or deterioration.
– Examine the machine and replace
worn or damaged parts for safety.
Bosch Power Tools
– Ensure replacement parts fitted are
Bosch approved.
Blade Sharpening
 Blade cutting edges can be resharp-
ened.
 Remove material from the top sur-
face only.
 Remove material from both ends of
the blade evenly to maintain balance.
 Check the blade balance with a
screwdriver through the central hole.
Cleaning
 Before transport or storage ensure
machine is clean and free from de-
bris, if necessary clean with a soft,
dry brush.

To clean the grass catcher, use water
from a hose. Do not use high pressure
water.

To clear the inside of the cutting bowl
of grass, use a high pressure stream
of water. For hard debris, scrape to
remove.
 Keeping the underside of the bowl
clean will improve performance.
Recommendations for Optimal Han-
dling of the Battery and Charger
 Warning! Do not attempt to charge
non rechargeable batteries with the
charger.
 For your safety! Ensure the isolator
key and operator controls are in the
off or park position before inserting
battery pack.Inserting the battery
packs into machines that have the
switch on can be dangerous.
English | 13
F 016 L81 590 | (20.1.17)