Norac UC4 - Page 25

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SNR 2521  Retry ?
Explanation Possible Causes Required Action
Setup cannot proceed
because the indicated
sensor is not returning
a valid height reading.
* The number is
arbitrary
a. Improper sensor
alignment
a. Follow 4.2.5
b. Sensor is not reading the
ground or the target
properly.
b. Follow 4.2.5.
c. Faulty sensor. c. Replace sensor.
SN=0 det  Retry ?
Explanation Possible Causes Required Action
At least one sensor has
been detected with
improper factory
programming.
The sensor(s) was not set up
properly at the factory.
Replace sensor(s).
Too Many  Retry ?
Explanation Possible Causes Required Action
The system has
detected that too many
sensors are connected.
Too many sensors have been
connected to the system.
Remove sensors, or setup the system
manually.
Bakwards  Retry ?
Explanation Possible Causes Required Action
Boom moves in the
wrong direction.
a. Wiring or hydraulic
plumbing problem.
a. Follow 4.3.3, 4.3.7
b. Extremely under-damped
boom.
b. Add mechanical damping to
the boom and/or consult
NORAC.
TooHigh! or TooLow! . Retry ?
Explanation Possible Causes Required Action
Boom is positioned
higher than 60" or
lower than 30"
System Setup was started with
the boom positioned too high
or too low.
Follow 4.2.3 a), 4.2.4 and 4.3.2 a-3).