GREENWORKSTOOLS.COM GREENWORKSCOMMERCIAL.COM
6
2021-03-18
Code Message Cause Action
9 Rear lift sensor defect or
mower lifted when starting.
Rear lift sensor defect or mower lifted
when starting mower.
1. Press Stop then Start, and check if it solves the
problem.
2. Take off the robot's upper cover and make sure
it's attached in a correct way.
3. Control the suspensions for any damage.
4. Replace lift sensor.
10 Stop button defect. Stop button defect. Unexpected signal
from stop button.
1. Control the attachment of stop button magnet.
2. If problem still remains change the
communication board.
3. If problem still remains change main board.
11 Safety key defect. Disabling device defect. Unexpected
signal from disabling device.
1. Control the attachment of disabling device
magnet.
2. If problem still remains change main board.
12 Tilt sensor defect. Tilt sensor defect. Unexpected data
from tilt sensor.
1. Reset gryroscope in A3S.
2. If problem still remains change mainboard.
13 Too high inclination. Mower tilted too much to continue. 1. Secure that there is no slope on lawn greater
than 35%.
2. Reset gryoscope in A3S.
3. If problem still remains change mainboard.
14 Mower is upside down. Mower upside down. 1. Reset gryroscope in A3S.
2. If problem still remains change mainboard.
15 Power Supply Unit failure. Too high current or voltage from PSU. Replace the power supply.
16 No boundary signal detected
when starting.
No boundary signal detected when
Start-button pressed.
1. If LED on charging station is flashing blue, control
the boundary wire for any damage or loose connector.
2. If LED on charging station is steady green, set a
new loop code.
3. Full reset of mower and CS.
4. Verify installation of loop sensors.
5. Replace loop sensors.
17 Wrong loop signal code. Mower can’t find expected loop code.
Mismatch between mower and CS
installation code.
Set a new loop code.
18 Guide 1 not found. Guide 1 was previously detected but is
now missing.
1. Control guide 1 for any damage or loose connector.
2. Full reset of mower and CS.
19 Guide 2 not found. Guide 2 was previously detected but is
now missing.
1. Control guide 2 for any damage or loose connector.
2. Full reset of mower and CS.
20 Front right loop sensor defect. No loop signal on this sensor, but other
loop sensors ok.
1. Replace the loop sensor.
2. If the problem still remains, change mainboard.
21 Front left loop sensor defect. No loop signal on this sensor, but other
loop sensors ok.
1. Replace the loop sensor.
2. If the problem still remains, change mainboard.
22 Rear loop sensor defect. No loop signal on this sensor, but other
loop sensors ok.
Replace the main board.
23 Communication problem with
Charging station.
Mower has problem with
communication with CS.
Verify that charging connectors are clean.
24 No communication with
communication module.
No communication with GPRS/LTE-
modem.
1. Replace the communication board.
2. If problem still remains change mainboard.
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