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MAINTENANCE
86 Center Pivot 7000, 8000, 8120 Series
Machine Alignment
Setting Alignment Cable Tension (continued)
8. Measure and record the distance from the truss spreader to the span pipe. This is the DEFLECTED mea-
surement. See Figure 86-1.
9. Subtract the DEFLECTED measurement from the ORIGINAL measurement. The difference should be ap-
proximately 1-3/4 in to 2 in (41 mm to 51 mm), if it’s not, the hook bolts should be adjusted. See Figure 86-1.
1
1
1
1
3
3
5
2
2
4
2
2
5
5
Figure 86-2 1. Hook Bolt
2. Alignment Cable
3. T-Bar
4. Span Pipe
5. 90 Degrees
1
2
4
3
1
7
6
5
Figure 86-1
1. Alignment Cable
2. Truss Spreader
3. Ball and Socket Joint
4. Span Pipe
5. T-Bar
6. Deflected Measurement
7. Pivot
10. Adjust the hook bolts until the proper deflection
of alignment cables is achieved and both the T-
Bars are perpendicular (90 degrees) to the span
pipe. See Figure 86-2.
11. After adjustment, tighten all hook bolt hardware
completely.
12. Repeat steps 1 through 8 for each set of align-
ment cables.
Summary of Contents for Center Pivot 7000 Series
Page 2: ...2 Center Pivot 7000 8000 8120 Series ...
Page 18: ...18 Center Pivot 7000 8000 8120 Series SAFETY Safety Decals WARNING WARNING WARNING WARNING ...
Page 30: ...30 Center Pivot 7000 8000 8120 Series OVERVIEW ...
Page 36: ...36 Center Pivot 7000 8000 8120 Series OPERATION Towing Option ...
Page 40: ...40 Center Pivot 7000 8000 8120 Series OPERATION Towing Option ...
Page 46: ...46 Center Pivot 7000 8000 8120 Series OPERATION Towing Option ...
Page 62: ...62 Center Pivot 7000 8000 8120 Series OPERATION Towing Option ...
Page 102: ...102 Center Pivot 7000 8000 8120 Series MAINTENANCE ...