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The Individual Row Hydraulic Downforce (IRHD) is not
performing to requirements.
| Performance bars are showing red instead of black on
display. |
Perform the IRHD valve
test. (See Valve Test in SeedStar Diagnostics section of the SeedStar
3 Operator’s Manual.)
Perform the IRHD valve
flush test. (See Valve Flush Test in SeedStar Diagnostics section
of the SeedStar 3 Operator’s Manual.)
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Valves are not meeting performance requirements.
|
Perform the IRHD valve
test. (See Valve Test in SeedStar Diagnostics section of the SeedStar
3 Operator’s Manual.)
Perform the IRHD valve
flush test. (See Valve Flush Test in SeedStar Diagnostics section
of the SeedStar 3 Operator’s Manual.)
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| |
After three valve flush tests, the IRHD is still not
performing as needed.
|
Take to a John Deere™ dealer
for removal and cleaning of the valve cartridge assembly.
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| |
The IRHD is still not performing correctly after cleaning
of the valve cartridge parts.
|
Have a John Deere™
dealer replace each valve cartridge assembly which is not performing
to needs.
|
| |
Air in the hydraulic circuit for the IRHD due to switching
tractors or disconnecting hydraulic hoses.
|
Perform the IRHD air
purge test. (See Air Purge Test in SeedStar Diagnostics section of
the SeedStar 3 Operator’s Manual.)
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| |
The displayed downforce is showing erratic peak highs.
|
Perform the IRHD accumulator
test. (See Accumulator Test in SeedStar Diagnostics section of the
SeedStar 3 Operator’s Manual.)
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| |
Displayed ride quality is degrading.
|
Perform the IRHD accumulator
test. (See Accumulator Test in SeedStar Diagnostics section of the
SeedStar 3 Operator’s Manual.)
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| |
The IRHD accumulator is suspected of having a leak.
|
Perform the IRHD accumulator
test. (See Accumulator Test in SeedStar Diagnostics section of the
SeedStar 3 Operator’s Manual.)
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| |
One or more row units fail the accumulator test.
|
Have a John Deere™
dealer replace the accumulator within the IRHD actuator.
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