Bosch UniversalRotak 450 - Page 17

English | 17
UniversalRotak490550580
3600HB90083600HB9101
3600HB9174
3600HB9102
3600HB9175
–Uncertainty Km/s
2
=2.0=2.0=2.0
Mounting and Operation
ActionFigurePage
Delivery scopeA256
Handle assemblyB257
Grassbox fitting/removingC258
Setting the height of cutD258
Connecting the extension cableE259
ActionFigurePage
Switching onF259
Working advice “mowing”F259
Switching offF259
Working AdviceG260
Level indicator, grassbox empty/fullH261
Blade maintenance/Blade replacementI262
Selecting accessoriesJ262
Troubleshooting
STOP
ProblemPossible CauseCorrective Action
Motor refuses to startPower turned offTurn power on
Mains socket faultyUse another socket
Extension cable damagedInspect cable, replace if damaged
Fuse faulty / blownIf fuse blows continuously, please check your
electricity supply system or contact Bosch cus-
tomer service agent
Grass too longMax. allowed grass height 30cm on highest
height-of-cut setting
Motor protector has activatedAllow motor to cool and increase height of cut
Garden tool functions
intermittently
Extension cable damagedInspect cable, replace if damaged
Internal wiring of garden tool defectiveContact Bosch customer service agent
Motor protector has activatedAllow motor to cool and increase height of cut
Machine leaves ragged
finish
and/or
Motor labours
Height of cut too lowIncrease height of cut
Cutting blade blunt
Replace cutting blade (see figure I).
Possible cloggingCheck underneath the garden product and clear
out as necessary (always wear protective gloves)
Blade fitted upside downRefit blade correctly
Blade not rotating
while garden product
switched on
Cutting blade obstructedSwitch off garden product
Clear obstruction (always wear protective gloves)
Blade nut/bolt looseTighten blade nut/bolt (22 Nm)
Excessive vibrations/
noise
Blade nut/bolt looseTighten blade nut/bolt (22 Nm)
Cutting blade damaged
Replace cutting blade (see figure I).
After-Sales Service and Application
Service
Our after-sales service responds to your questions concern-
ing maintenance and repair of your product as well as spare
parts. You can find explosion drawings and information on
spare parts at: www.bosch-pt.com
The Bosch product use advice team will be happy to help you
with any questions about our products and their accessor-
ies.
Bosch Power Tools1 609 92A 5W7 | (15.07.2020)