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Begin by fastening the four 17mm nylon-
insert lock nuts (F) to the threaded rod that 
has been welded to each leaf lifter. See 
left. Once the threads have fully engaged 
the nylon, stop tightening to avoid damage. 
 
Next, fasten the leaf lifters to the frame 

using the small 20mm hex bolts (J) and 10mm nylon-insert lock nuts (K). These 
need to be tight enough to hold the leaf lifters in place, while still allowing for 
adjustment without the need for a wrench.  

 
ADJUSTMENTS

 

 

 
HEIGHT OF THE CHASSIS/ DEPTH OF THE CUT 

 
The angle of the wheel brackets can be adjusted to alter 
the depth of the cutting blades. With most cultivating 
attachments, the wheels brackets should be adjusted so 
that the blade is only penetrating ¾

–1½  inches (2-4cm) 

into the soil. 
 

Note:

 

The chassis stays relatively parallel to ground 

despite adjusting the height.

 

 
 
 

ANGLE OF THE CUT 

 
The chassis should be almost parallel with the ground for 
most cultivation. However, harder compacted soils may 
require a more aggressive cutting angle up to 10 degrees 
for greater effectiveness. 
 
 
 

HANDLE HEIGHT 

 
The handle height can be adjusted by loosening the bolts 
and pivoting them at their connections to the chassis. The 
ideal handle height for operation should be slightly above 
the 

user’s hips. Once the desired height is set, tighten the 

bolts on the chassis to secure the handles in place. 
 

Note: Experiment with the handle height until you find a 
comfortable working position for your body. 

 

 
 
LEAF LIFTERS 
 

The nylon-insert lock nuts on the threaded rod can be used to adjust the height of the leaf lifters so that they 
match each other, or as needed. The leaf lifters may also be removed entirely for cultivation of shorter or less 
mature crops. 
 

 

Depth Adjustment 

 

Angle Adjustment 

 

Handle Adjustment 

Содержание 7621 U-Bar Double Wheel Hoe

Страница 1: ...g embraced by many The primary benefit of this design is reduced labor by only having to make one pass at a single row for cultivating In addition to reducing repetitions by half the U Bar is able to cultivate crops further into their maturity because of its high clearance and the employment of leaf lifters which gently guide foliage through the chassis In our trials we were able to cultivate many...

Страница 2: ... in the forward part of the wheel support brackets are oriented up See arrows on right Lightly tighten the four hex bolts to secure the wheel support brackets U Bar and the chassis as adjustment will likely be needed later WHEELS Install one axle bolt G through each wheel making sure there is a washer on either side of the bearings See right Once the tires have been installed onto the wheel suppor...

Страница 3: ...d the wheel hoe using a straight forward and back pushing motion This allows for greater precision and the greatest amount of force to be applied This arrangement may be desirable for hilling row crops or for working in soils that are heavy rocky or compacted and is suitable for extended use in most situations The downside associated with the traditional handle position is that it s necessary to w...

Страница 4: ...y parallel to ground despite adjusting the height ANGLE OF THE CUT The chassis should be almost parallel with the ground for most cultivation However harder compacted soils may require a more aggressive cutting angle up to 10 degrees for greater effectiveness HANDLE HEIGHT The handle height can be adjusted by loosening the bolts and pivoting them at their connections to the chassis The ideal handl...

Страница 5: ...angs These miniature disc harrows have been proven to be very effective for both in row and inter row weed management and hilling young seedlings like onions beans corn and carrots The angle of the gangs is fully adjustable making them useful for lightly hilling and cultivating a variety of crops Disc Harrow Gangs are effective when used with both traditional and off set handle positions Hilling P...

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