Friendly Robotics robomower RL350 Service Manual page 170

354 Mowing motors
355 Mowing motors
356 Mowing motors
357 Mowing motors
5.6.3 Wire Sensors Problems
Fault
Diagnosed item
#
401 Wire sensors
402 Wire sensors
403 Wire sensors
404 Wire sensors
405 Wire sensors
406 Wire sensors
407 Wire sensors
408 Wire sensors
409 Wire sensors
410 Wire sensors
411 Wire sensors
412 Wire sensors
413 Wire sensors
414 Wire sensors
415 Wire sensors
420 Wire sensors
421 Wire sensors
422 Wire sensors
423 Wire sensors
424 Wire sensors
425 Wire sensors
426 Wire sensors
427 Wire sensors
428 Wire sensors
429 Wire sensors
420 Wire sensors
431 Wire sensors
432 Wire sensors
433 Wire sensors
434 Wire sensors
435 Wire sensors
450 Wire sensors
Left Motor current > 100mA
Right +Left Motor current >
100mA
Mid +Left Motor current >
100mA
Right +Mid +Left Motor
current > 100mA
Meaning
FR sensor <2
FL sensor<2
FR+FL sensors<2
RR sensor<2
FR+RR sensors<2
FL+RR sensors<2
FR+FL+RR sensors<2
RL sensor<2
FR+RL sensor <2
FL+RL sensor<2
FR+FL+RL sensors<2
RR+RL sensor<2
FR+RR+RL sensors<2
FL+RR+RL sensors<2
FR+FL+RR+RL sensors<2
Low beat rate (<30) from the
VCXO (Oscillator)
FR sensor is noisy
FL sensor is noisy
FR+FL sensors are noisy
RR sensor is noisy
FR+RR sensors are noisy
FL+RR sensors are noisy
FR+FL+RR sensors are
noisy
RL sensor is noisy
FR+RL sensor are noisy
FL+RL sensor are noisy
FR+FL+RL sensors are noisy FR+FL+RL sensors are noisy
RR+RL sensor are noisy
FR+RR+RL sensors are
noisy
FL+RR+RL sensors are
noisy
FR+FL+RR+RL sensors are
noisy
Beat rate problem
Left Motor stopping is faulty
Right +Left Motors stopping is faulty
Mid +Left Motors stopping is faulty
Right +Mid +Left Motors stopping is faulty
Possible cause
FR sensor is disconnected
FL sensor is disconnected
FR+FL sensors are disconnected
RR sensor is disconnected
FR+RR sensors are disconnected
FL+RR sensors are disconnected
FR+FL+RR sensors are disconnected
RL sensor is disconnected
FR+RL sensor are disconnected
FL+RL sensor are disconnected
FR+FL+RL sensors are disconnected
RR+RL sensor are disconnected
FR+RR+RL sensors are disconnected
FL+RR+RL sensors are disconnected
FR+FL+RR+RL sensors are disconnected
Faulty or disconnected VCXO (soldering
problem)
Remedy – Main Board Replacement
FR sensor is noisy
FL sensor is noisy
FR+FL sensors are noisy
RR sensor is noisy
FR+RR sensors are noisy
FL+RR sensors are noisy
FR+FL+RR sensors are noisy
RL sensor is noisy
FR+RL sensor are noisy
FL+RL sensor are noisy
RR+RL sensor are noisy
FR+RR+RL sensors are noisy
FL+RR+RL sensors are noisy
FR+FL+RR+RL sensors are noisy
Beat rate problem
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