214657
102
Revision A
Figure 4.16: Access Panel
8.
Install access panel (B), and secure it with bolts (A).
NOTE:
Auger has been removed for illustration purposes.
4.1.3
Height Sensor Output Voltage Range
–
Combine Requirements
The height sensor output must be within a specific voltage range for each combine or the auto header height
control (AHHC) feature will not work properly.
Table 4.1 Combine Voltage Range
Combine
Low Voltage Limit
High Voltage Limit
Minimum Range
Case IH 7/8010, 5/6/7088, 7/8/
9120, 5/6/7130, 5/6/7140, 7/8/
9230, 7/8/9240
0.7 V
4.3 V
2.5 V
John Deere 60/70/S/T Series
0.7 V
4.3 V
2.5 V
New Holland CR/CX
–
5 V system
0.7 V
4.3 V
2.5 V
New Holland CR/CX
–
10 V system
3.0 V
7.0 V
4.1
–
4.4 V
NOTE:
For instructions on manually checking voltage range, refer to
Manually Checking Voltage Range, page 102
.
Manually Checking Voltage Range
In some combines, output voltage range of auto header height control (AHHC) sensors can be checked from cab.
For instructions, refer to combine operator
’
s manual or AHHC instructions later in this document.
1.
Position header until header wheels are approximately 150 mm (6 in.) above ground.
NOTE:
Ensure float spring is fully extended. Refer to
3.12.4 Adjusting Header Float, page 82
. If float spring is not fully
extended during next step, voltage may go out of range during operation causing a malfunction of AHHC
system.
2.
Shut down combine. Position key so that power is supplied to sensors.
3.
Open left endshield. Refer to
3.3.1 Opening Left Endshield, page 29
.
Содержание PW8
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Страница 3: ...Declaration of Conformity Figure 1 EC Declaration of Conformity 214657 i Revision A...
Страница 4: ...Figure 2 EC Declaration of Conformity 214657 ii Revision A...
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Страница 145: ...214657 131 Revision A Figure 4 73 John Deere Combine Control Console A Scroll Knob B Check Mark Button AHHC SYSTEM...
Страница 147: ...214657 133 Revision A AHHC SYSTEM...
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