Troubleshooting / Service - Gardena 380 AC 4026 Operating Instructions Manual

8. Troubleshooting / Service

Problem
Abnormal noise.
Clattering in the mower
Motor will not start
Motor jams and is noisy
Motor turns off
Runs unevenly, mower
vibrates significantly
Lawn cut unevenly
Readjusting the
cutting mechanism :
18
DANGER ! Cutting tool can cause injuries !
V When rectifying faults remove the key and wear suitable
work gloves.
Possible cause
Screws / components loose.
Foreign bodies on the blade.
Notch in the blade.
Blades are striking each other
too hard.
Key not inserted.
Circuit breaker has been
triggered (Red Error-LED
flashes).
Tab on Accu loose.
Full discharge protection
has responded.
Blocked by foreign body.
Blocking protection activated.
(Red Error-LED flashes).
Cutting load too high.
The cutting height you have
selected is too low;
Circuit breaker has been
activated.
(Red Error-LED flashes).
Cutting tool damaged.
Blade very dirty.
Blade set incorrectly.
Cutting mechanism blunt.
Lawn too long.
The cutting gear of your lawn mower was optimally adjusted be-
fore leaving our company. If, after longer use, a clean cut of the
grass is no longer possible or the blade roller contacts the lower
blade, then the lower blade should be adjusted as follows:
Remedy
v Tighten screws or send
to GARDENA Service.
v Remove foreign bodies.
v Remove notches with
grindstone.
v Adjust cutting mechanism.
v Insert the key into the socket.
v Wait approx. 5 -10 minutes
then turn on the mower
again.
v Open the cover and push
the tab receptacle onto the
tab.
v Charge Accu.
1. Switch off mower,
2. Remove key.
3. Remove foreign body.
v Reduce mowing speed and /
or raise cutting height.
Let the motor cool for 5 -10 min-
utes, then use the mower with
a higher cutting height and
reduce the cutting height in
stages until you reach the lower
cutting height you require.
v Have cutting tool checked
by an authorised specialist
dealer or GARDENA-
Service.
v Clean blade.
v Adjust cutting mechanism.
Recommendation:
v Have cutting mechanism
reground or replaced by
GARDENA Service.
v See 4. Function "Mowing
Tips".