Bosch ALR 900 - Manual (Page 24)

24 | English
F 016 L70 481 | (10.10.08) Bosch Power Tools
*In conditions with excessive tree debris (e. g. leaves, twigs, etc.) first clear the surface by using the
machine with a height of cut setting of either 3 or 4.
Maintenance and Service
Maintenance and Cleaning
f Stop, remove plug from the power supply
and remove the grassbox.
f Always wear gardening gloves when han-
dling or working near the sharp tines/blade.
Note: To ensure long and reliable service, carry
out the following maintenance regularly.
Regularly check for obvious defects such as
loose, dislodged or damaged tines/blades,
loose fixings, and worn or damaged compo-
nents.
Check that covers and guards are undamaged
and correctly fitted. Carry out necessary mainte-
nance or repairs before using.
If the machine should happen to fail despite the
care taken in manufacture and testing, repair
should be carried out by an authorised custom-
er service agent for Bosch garden products.
In all correspondence and spare parts orders,
please always include the 10-digit article
number given on the type plate of the machine.
Removing/Fitting Raker Tines
f Stop, remove plug from the power supply
and remove the grassbox.
f Always wear gardening gloves when han-
dling or working near the sharp tines/blade.
Turn the machine over.
Use long-nose pliers to grip the tine 12, press
down and remove the tine 12 from the pin 11.
(see figure G)
The new tine 12 is mounted in reverse order.
Machine labours or belt squeals Height of cut too low Increase height of cut (see “Ad-
justing the Cutting Height”)
Cutting tines/blades not rotat-
ing Cutting tines/blades obstructed
by grass Clear obstruction (always wear
gardening gloves)
Belt is slipping or is damaged Contact Service Agent
Excessive vibrations/noise Cutting tines/blades damaged ALR 900:
Fit replacment (see “Remov-
ing/Fitting Raker Tines”)
AVR 1100:
Contact Service Agent
Poor collection Raking/Verticutting in wet con-
ditions Increase height of cut (see “Rak-
ing/Verticutting Tips”)
Raking/Verticutting too low for
the conditions Increase height of cut
Possible clogging Check underneath the machine
and clear out as necessary (al-
ways wear gardening gloves)
Blocked side grilles Clear debris from the outside of
the side grilles
Missing tine springs (ALR 900
only) Replace tine springs (always
wear gardening gloves)
Problem Possible Cause Corrective Action
G
OBJ_BUCH-835-002.book Page 24 Friday, October 10, 2008 8:40 AM