Harbor Freight Tools 3914 operating instructions Bobbin Winder & Thread Stand Unit Parts List

Page 36
REV 10b

I - BOBBIN WINDER & THREAD STAND UNIT PARTS LIST

Part

Description

Qty

1i

Base

1

2i

Thread Winder Base Assembly

1

3i

Wheel

1

4i

Bolt

1

5i

Bobbin Winder Shaft

1

6i

Connecting Rod

1

7i

Connecting Rod Pin

1

8i

Bobbin Winder Frame Rod

1

9i

Bobbin Winder Frame Pin

1

10i

Bolt

1

11i

Bobbin Winder Frame Pin

1

12i

Bobbin Winder Frame Spring

1

13i

Rubber Pad

1

14i

Presser Plate

1

15i

Bolt

1

16i

Bobbin Winder Spring

1

17i

Hinge Bolt

1

18i

Thread Tension Bracket Assembly

1

19i

Bolt

1

20i

Bobbin Winder Tension Disc Collar

1

21i

Tension Disc

2

22i

Tension Spring

1

23i

Thread Tension Stud Nut

1

24i

Bolt

1

Part

Description

Qty

25i

Washer

1

26i

Wood Screw

2

27i

Washer

1

28i

Thread Hanger

1

29i

Column Cap

1

30i

Upper Spool Rest Rod

1

31i

Bolt

1

32i

Washer

1

33i

Column Pipe Connector

1

34i

Bolt

2

35i

Nut

1

36i

Lower Spool Rest Rod

1

37i

Washer

1

38i

Nut

1

39i

Spool Vibration Stopper

2

40i

Spool Pin

2

41i

Spool Rest

2

42i

Spool Mat

2

43i

Thread Guide Hole

1

44i

Thread Guide Hole

1

46i

Spool Support

1

47i

Nut

1

Note: When ordering parts for this component use the suffix “i”.

Note: Some parts are listed and shown for illustration purposes only, and are not available individually as replacement parts.

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For technical questions, please call 1-800-444-3353.

SKU 3914

Image 36
Contents For technical questions or replacement parts, please call Single needle industrial Sewing MachineSpecifications Safety Warnings PrecautionsRead all instructions before using this Tool Save This ManualFor technical questions, please call Sewing Safety Precautions Grounding Grounded Tools Tools with Three Prong PlugsExtension Cords Unpacking Table a25’ 50’ 75’ 100’ 150’ Assembly Mounting the Motor Bobbin Winder Assembly Aligning the PulleysAdjusting the Belt Tension Mounting the Thread Stand SKU For technical questions, please callInstalling the Belt Covers OperationMounting the Bobbin Winder Attaching the Needle Bobbin Winder OperationModerate to slow speeds for the first 15 minutes of use OFF PositionWith the thread Threading the Top Thread DetailAdjusting the Stitch Length Adjusting the Needle Thread TensionAdjusting the Bobbin Thread Tension Raising the Presser FootSetting the Presser Foot Pressure Adjusting the Feed TimingAdjusting Feed Dog Height Adjusting Needle-to-hook Timing Adjusting the Presser Bar Height Adjusting the Height of the Knee LifterMaintenance Adjusting Sewing Speed with Pulleys sold separatelyMotor Wiring Diagram ARM BED Parts List Part Description QtyARM BED Assembly Drawing Main Shaft Parts List Main Shaft assembly Drawing Stitch Drive Parts List Stitch Drive Assembly Drawing Presser BAR Parts List Presser BAR Assembly Drawing Feed Control Parts List Feed Control Assembly Drawing Lubrication Parts List Lubrication Assembly Drawing Base Assembly Drawing and Parts List Accessories Parts List and Assembly Drawing Bobbin Winder & Thread Stand Unit Parts List Bobbin Winder & Thread Stand Unit Assembly Drawing Motor Parts List Motor Assembly Drawing Limited 90 DAY Warranty

3914 specifications

Harbor Freight Tools 3914 is a robust and versatile portable generator designed to meet the power needs of both professionals and DIY enthusiasts. Featuring a compact design with a durable frame, this generator is built to withstand tough job site conditions while providing reliable power wherever it is needed.

One of the standout features of the 3914 model is its powerful 212cc engine, which delivers a peak output of 3500 watts and a running output of 3000 watts. This allows users to power multiple devices simultaneously, making it suitable for everything from household appliances during power outages to tools on construction sites. The generator's 4-gallon fuel tank provides an impressive run time of around 11 hours at a 50% load, ensuring that users can rely on it for extended periods without frequent refueling.

In terms of technology, the Harbor Freight Tools 3914 incorporates a user-friendly control panel that includes two 120V AC outlets, a 12V DC outlet, and a circuit breaker for added safety. The 120V outlets are perfect for connecting various tools and devices, while the DC outlet can be used to charge batteries and other electronic devices. The generator also features an easy-to-read fuel gauge, which helps users monitor fuel levels and plan refueling accordingly.

Furthermore, the generator is equipped with a recoil start system, allowing for quick and straightforward operation. Additionally, its lightweight construction, combined with two carrying handles, ensures that it can be transported with ease, making it ideal for camping trips, outdoor events, or emergency use at home.

Safety is also a priority with the 3914 model. It comes with built-in low oil shutdown technology, which automatically turns off the engine when oil levels are low, preventing potential damage and prolonging the life of the generator. The generator's quiet operation is another significant advantage, ensuring that it can be used without causing excessive noise disturbances.

Overall, the Harbor Freight Tools 3914 portable generator stands out for its powerful performance, user-friendly features, and reliable safety mechanisms. Its combination of efficiency and portability makes it a valuable asset for anyone in need of reliable power on the go.