White 870 manual Adjusting, Tension

Page 14

12

 

 

 

ADJUSTING

Always

adjust the

 

 

 

 

 

 

upper

 

 

tension

automatically

released

thread

when

it

is

raised.

 

 

 

 

 

 

 

 

 

 

 

 

THE

TENSION

 

with the

presser foot

down,

as the

tension

is

 

To

increase

the

tension

turn

dial

(A)

 

(Fig.

 

1?)

to

the

To

 

 

 

 

 

decrease,

turn

 

 

 

 

 

to

the

 

 

 

 

 

left. The

 

 

 

 

 

 

 

higher

 

 

 

 

the

number

on

Set

 

 

numbers

 

 

to

 

 

 

indicating

pointer

 

(B).

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Before

 

 

 

 

 

 

 

 

adjusting

lower

 

 

 

 

 

 

 

 

tension,

 

 

 

 

 

 

 

be

 

sure

 

the

machine

is

 

 

 

 

 

 

necessary to

 

 

 

 

change

the

 

 

 

bobbin

 

 

 

 

 

tension,

turn

small

screw

case

 

 

 

clockwise

to

 

 

 

 

tighten,

 

 

 

 

 

 

 

 

counterclockwise to

 

 

loosen.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

right,

or

clockwise.

 

 

the

dial,

 

 

 

the tighter

the

tension.

 

 

 

 

 

 

 

threaded

 

correctly.

When it is

(Fig.

18)

 

 

on side of

the

bobbin

 

 

 

 

 

 

 

 

 

When

the

tensions

are

properly

balanced,

a

perfect stitch

will

 

 

threads

 

be

formed

interlocking

in

the

center

of

the

 

 

fabric.(Fig.

19.)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

with

both

 

When

the

thread

which

 

When

the

thread

which

 

upper

tension

is

too

tight

the

lower

is

 

lying

flat

 

on

the top

of

 

 

the

 

fabric.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

upper

tension

 

is

too

loose,

the

upper

is

 

 

lying

flat

 

under the

fabric.

 

Fig. 21.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

thread

is

pulled

up

over

Fig.

20.

 

 

 

 

thread

forms

loops

over

 

 

 

the

upper

 

the

lower

Fig.

17

Fig.

19

Fig.

20

Fig.

21

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Image 14
Page 13 Page 15
Contents Maintenance Manual Versatile AccessoriesCan possess GreatestPressure Features PartsIndex TL’I Pressure release Features PartsView PresserView Leatherette NEEDLE-THREAD-FABRIC-STITCHINGGuide BatisteInserted SettingNeedle Winding Bobbin ThatPlacing Bobbin Case Shuttle Threading Bobbin CaseCounter InsertThreading SingleUpper SetStart StitchingStraight Length Setting StitchSewing Reverse Adjusting TensionSatisfactorily Adjusting Pressure FabricWeeding CertainRemoving the Work Creative EMBROIDERY-SATIN SettingZigzag StitchesSet FreeEmbroidery Patterns Stitch widthTEn PdPCDPasses ButtonholesMaking First PractiseStitches Attach SewingButtons Hoop If aEmbroidering With Cloth QuiltingSeam Straight sewn HemmerRegular Presser Presser barHemming Sewing With BraidBlind Depth Desired Maintenance MachineOIL 44, afterSewing Machine UsingUseful Hints SomeAccessories Minor FaultsTheir CorrectionPage T88?79

870 specifications

The White 870 is a significant entry in the realm of agricultural machinery, representing a commitment to efficiency and innovation in farming operations. As a versatile tractor, the White 870 is designed to meet various agricultural needs, showcasing features that enhance productivity and performance in the field.

One of the defining characteristics of the White 870 is its robust engine. Equipped with a powerful and efficient diesel engine, the tractor delivers substantial horsepower, allowing farmers to tackle demanding tasks such as tilling, plowing, and hauling with ease. The engine’s design also emphasizes fuel efficiency, an essential consideration for modern farmers looking to optimize operational costs.

The transmission system of the White 870 is another standout feature. With a range of gear options, including both manual and hydrostatic transmissions, operators can select the appropriate speed and power settings for different applications. This adaptability ensures that the tractor can handle various tasks, from heavy-duty work to more delicate operations.

The ergonomic design of the operator’s cab is a hallmark of the White 870, prioritizing comfort and usability. The spacious cab provides excellent visibility, allowing operators to monitor their surroundings effectively while working in the fields. Controls are intuitively arranged, ensuring that operators can easily manage functions without distraction, enhancing overall efficiency during long work hours.

In terms of technology, the White 870 incorporates modern advancements that improve performance and connectivity. Features such as GPS guidance systems enable precision farming, allowing for more efficient planting and resource management. These technologies can help reduce waste and maximize yield, contributing to sustainable farming practices.

Additionally, the White 870 is built with durability in mind. Its rugged construction and high-quality materials ensure that it can withstand the wear and tear of daily agricultural work. This reliability is crucial for farmers who depend on their equipment to perform under various environmental conditions.

In summary, the White 870 is a powerful and versatile tractor that combines a potent engine, efficient transmission, and ergonomic design with modern agricultural technologies. Its durability and adaptability make it an excellent choice for farmers seeking a reliable partner in achieving their agricultural goals while optimizing performance and productivity.
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