18
| English
F 016 L81 659 | (7.10.16)
Bosch Power Tools
Machine runs intermit-
tently
Motor protector has activated
Allow motor/electronics to cool for 5 minutes
and cut in stages
Internal wiring of machine damaged
Contact Service Agent
On/Off switch defective
Contact Service Agent
External cabling damaged
Contact Service Agent
Machine does not cut
Cutting blade damaged
Replace the blade (always wear protective
gloves). Ensure blade is not upside-down (8T
and saw blades).
Increased vibration
Cutting blade damaged
Replace the blade (always wear protective
gloves)
Cutting line broken
Replace line (see figure 7 of illustrations)
Debris build up on cutting head
Clean slip plate groove
Blade nut loose
Tighten nut bolt to 20 Nm ensuring the blade,
nut shield and dome washer are all present and
central (always wear protective gloves) (see
figure 5 of illustrations)
Machine leaves ragged fin-
ish and/or labours
Grass too high/dense
Grass too high: Cut in stages
Grass too dense: Reduce rate of cutting every
time
Cutting blade blunt
Flip/replace blade
Cutting blade obstructed
Check underneath the machine and clear out as
necessary (always wear protective gloves)
Blade fitted in incorrect direction of rotation
Re-fit blade correctly (only 8T and saw blades)
Debris build up on cutting head
Clean slip plate groove
Motor starts then stops
immediately
Low battery capacity
Ensure battery is fully charged before use
Battery not fully charged
Check battery display – charge battery if nec-
essary
Battery too hot/cold
Allow battery to cool down/warm up – check
battery display
Grass too high/dense
Grass too high: Cut in stages
Grass too dense: Reduce rate of cutting every
time
Nut cannot be removed to
release cutting blade
Damaged thread on nut/shaft
Lubricate shaft to aid removal
Locking pin not located correctly
Reinsert locking pin and apply light pressure
whilst rotating shaft (see figure 5 of illustra-
tions)
Problem
Possible Cause
Corrective Action
OBJ_BUCH-2143-003.book Page 18 Friday, October 7, 2016 5:44 PM
