Raven SCS 4600, Operator'S Manual

Page: 51 / 70

46
10) SPEED INACCURATE OR
UNSTABLE (SPEEDOMETER DRIVE
SPEED SENSOR).
11) RATE READS "0".
12) RATE INACCURATE OR
UNSTABLE.
speed check on hard surface road. Remove
these two magnets and replace with other
two. Run speed check. If SPEED is
inaccurate with only one set of magnets,
replace the bad set. If SPEED is inaccurate
with both sets, replace Speed Sensor
Assembly.
NOTE: Re-enter original SPEED CAL
number after testing is complete.
1) Wiggle cable at the Speed Sensor
connector. If speed is displayed,
tighten connector or replace
Transducer Assembly.
2) Check Speedometer Cable Adapter,
Key, and Transducer Assembly for
proper connections and engagement.
3) Check for kinked speedometer cable or
too sharp of bend.
4) Replace Speedometer Transducer
Assembly.
1) Verify SPEED is registering
accurately. If SPEED is zero, refer
to Troubleshooting Problem 8.
2) Verify TOTAL VOLUME is registering
flow. If not, refer to Troubleshooting
Problem 15.
3) Enter a typical speed in SELF TEST. With
Boom 1 ON and MASTER ON, verify AREA/
HOUR is registering. If not, check wiring
from console to BOOM Switch.
1) Verify that all calibration numbers and
settings keyed into the Console are correct.
Verify SPEED is registering accurately. If
SPEED is inaccurate, refer to
Troubleshooting Problem 9 or 10.
2) In MAN (manual) operation, verify that RATE
display holds constant. If not, refer to
Troubleshooting Problem 16.
3) In MAN (manual) operation, check
low end and high end pressure range.
Pressure range must be per initial
system set-up on page 25. If pressure
cannot be adjusted manually, refer to
Troubleshooting Problem 15.
4) If problem persists, return Console to
Dealer for service.
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