2018-07-24
401-312M
3PYP
Adjustments
58
Fan Adjustments
Recommended fan butterfly valve setting is 0
.
Recommended fan speed depends on planter
configuration:
Adjust the basic fan rate with the tractor hydraulic system
and fan rpm display on seed monitor. Do not run the fan
over 4500 rpm or under 3000 rpm.
Fans operating at too high a speed create too much air
flow causing seed to plug up the meter box. Fans
operating too slowly do not create enough air flow to
push the seed to the meters, causing the seed tube to
plug. If air system does not operate suitably with fan
speeds between 3000-4500 rpm, refer to the
troubleshooting chart, and then adjust the fan butterfly
valve.
The butterfly valve may be helpful if your tractor can
maintain a high, but irregular fan rpm. Set the rpm to
above 3500 rpm with the valve completely open (0
).
Adjust the valve angle in the 20-30
range until you
achieve the desired seed flow consistency.
3800 rpm
2008+ planters using 2008+ 82 bu. hoppers (or
older hoppers with the vent line update)
3500 rpm
2006- planters, or any planter using bulk seed
boxes or unvented hoppers
Figure 62
Fan Butterfly Valve
25267
Содержание Yield-Pro 3PYP
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