Power Pack is not fully charged
Connect the charger to the mower
and keep it connected until the
‘Ready – Keep Charging’
message displays in the LCD
screen.
‘Work Time ‘ for that zone is set to
stop at a pre-determined duration.
Work time can be changed under
‘User Preferences’
Grass is extremely over grown or
very wet. Dull blades.
Raise cutting height. Always mow
the grass frequently enough to
prevent over growth. Refrain from
cutting wet grass. Replace blades.
Short run time, operates less time
than normal
Power Pack is reaching a normal
end of life state.
Replace Power Pack. Properly
maintain Power Pack per
instructions.
LCD display is in a foreign
language.
The language setting was changed
or not correctly set.
Remove the Manual Controller and
follow the sequence listed;
1. Press ‘C’ button
2. Press ‘GO’ button twice
3. Press ‘Down’
arrow key
twice
4. Press ‘GO’ button once
5. Using the arrow, scroll to
the correct language
6. Press ‘GO’ to confirm this
selection
Power Pack is not fully charged for
operation.
Connect the charger to the mower
and keep it connected until the
‘Ready – Keep Charging’
message displays in the LCD
screen.
‘Work Time’ not sufficient for zone
size.
Increase ‘Work Time’ under ‘User
Preferences’ OR set ‘Work Time’
to ‘MAX’
Power Pack nearing natural end of
life
Replace Power Pack and follow
maintenance instructions in manual.
Grass is extremely overgrown or
very wet.
Raise cutting height. Always mow
the grass frequently enough to
prevent over growth. Refrain from
cutting wet grass.
Large patches of uncut grass
remain after Robomower has
completed mowing.
Power Pack capacity is damaged
from poor maintenance.
Replace Power Pack and follow
maintenance instructions in manual.
Obstacle along path
Watch the full operation of edge
and confirm no obstacles are
present
RL500 & RL550, start edge from
the opposite side of the lawn.
Contact your service provider if this
does not correct the situation.
Robomower does not complete the
edge
Peculiar geometry of perimeter
On RL800 & RL850, perform ‘Learn
Edge’ function
Problem
Encountered
Probable
Cause/Event
Corrective/User
Action
Chapter 7
Page 33
