Bosch Universal Rake 900 Original Instructions Manual page 19

Note: In conditions with excessive tree debris (e. g. leaves,
twigs, etc.), first clear the surface by using the product with
the working height set to 3 or 4.
For best results mow the lawn before reseeding. Promote
the spread of grass into bare and weak areas with good qual-
ity lawn seed after raking/verticutting. Allow fresh grass
Troubleshooting
The following chart lists problem symptoms, possible causes and corrective action, if your product does not operate properly.
If these do not identify and correct the problem, contact your service agent.
Warning: Switch off and remove plug from mains be-
u
fore investigating fault.
Problem Possible Cause
Garden tool does not Power turned off
operate
Mains socket faulty
Extension cable damaged
Fuse faulty / blown
Possible clog
Safety cut out is active (only UniversalVerti-
cut 1100)
Setting for raking/verticutting too low for the con-
ditions
Obstructed rotor
Blocked side grilles
Grassbox full
Garden tool runs inter- Extension cable damaged
mittently
Internal wiring of garden tool defective
Worn/Missing tines/blades
Conditions too wet
Too much debris on the ground
Possible clog
Setting for raking/verticutting too low for the con-
ditions
Grass too long
Very uneven surface
Grassbox full
Garden tool runs stiffly Working height too low
or belt squeaks
Cutting tines/blades Cutting tines/blades obstructed by grass
not rotating
Belt slipping or damaged
Excessive vibrations/ Cutting tines/blades damaged
noise
Poor work perform- Ground too moist for raking/verticutting
ance
Bosch Power Tools
seed to root and establish before fertilising, where neces-
sary water to prevent fresh seeds drying out.
Ideal times for raking/verticutting are spring and late au-
tumn.
Lawns can also be maintained by raking/verticutting on a
higher setting after every six cuts.
Corrective Measure
Turn power on
Use other socket
Inspect cable, replace if damaged
If fuse blows continuously, please check your
electricity supply system or contact Bosch cus-
tomer service agent
Check underneath the garden product and clear
out as necessary (always wear protective gloves)
See below A)
Increase working height
Clear obstruction (always wear protective gloves)
Clear debris from the outside of the side grilles
Empty the grassbox regularly
Inspect cable, replace if damaged
Contact Bosch customer service agent
Contact Bosch customer service agent
Increase working height (see "Tips for Raking/Ver-
ticutting Lawns")
A)
See below
Check underneath the garden tool and clear out
as necessary (always wear protective gloves)
Increase working height
Cut grass
Increase working height
Empty the grassbox regularly
Increase working height (see "Adjusting the Work-
ing Height")
Clear obstruction (always wear protective gloves)
Contact Bosch customer service agent
Contact Bosch customer service agent
Increase working height (see "Tips for Raking/Ver-
ticutting Lawns")
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F 016 L94 116 | (17.02.2021)