Robomow RC304 Original Operating Instructions page 49

Problem
Encountered
- The time between operations is too long
because of long inactive time windows.
- Grass is growing very fast.
Uneven mowing
results
- The shape of the lawn is complicated
(Narrow Passages, obstacle and islands).
- The set area is smaller than the actual
lawn size.
Robomow
operates during - Wrong clock time is set in the mower.
Inactive Time.
- Rain Sensor is disabled or its sensitivity
is set too low
- The Islands feature is set to On. In this
Robomow
case the mower is searching for the base
operates during
by moving around the lawn. This special
rain
search method takes more time, and
may create an impression that the mower
is still mowing, while in fact it is already
searching for the Base Station.
- The Extension Cable is disconnected or
damaged between Power Box and the
Base Station.
Cut wire indicator
is flashing on
Power Box
- Perimeter Wire is cut.
- Poor connections
The poor
connection
- Twisted cables or a screw terminal which
indicator is
is insulated with insulation tape is not a
flashing on
satisfactory splice.
Power Box
- Soil moisture causes the conductors to
oxidize.
48
Probable Cause/Event Corrective Actions
- Minimize the Inactive Time windows to allow
Robomow to complete the Mowing Cycle faster
and to achieve even mowing results.
- - If it is during a fast growing season – change
the Mowing Frequency (refer to Section 6.4.2 –
P001).
- In a complicated lawn more time is required for
the mower to achieve better mowing results.
- Increase the mowing hours percentage (refer to
Section 6.4.1.2).
- Increase the zone area (refer to Section 6.4.1.4)
- Verify that the time on the mower is set correctly.
- Set the time (refer to Section 6.4.1.1).
- Reset the Inactive Time (refer to Section
6.4.1.3).
- Enable the Rain Sensor and adjust its sensitivity
if required (refer to Section 6.4.2 – P007/p008)
- No special action is required. For more
information about the Islands On/Off feature
refer to Section 6.4.2 – P002)
- Confirm the Extension Cable is plugged in and
wire leads are firmly attached.
- Walk along Perimeter Wire.
- Look for cuts or breaks in the wire.
- Repair with Robomow wire splice connectors.
- Scan the code and
- Check and repair all loose, poor, or corroded
connections.
- Use the connectors supplied in the box. They
are waterproof and give a reliable electrical
connection.
watch the video
demonstrating the
Corrective Actions of
the "Perimeter Wire
is cut".