Harbor Freight Tools 3914 operating instructions Base Assembly Drawing and Parts List

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REV 10b

G - BASE ASSEMBLY DRAWING AND PARTS LIST

Part

Description

Qty

1g

Oil Pan

1

2g

Knee Press Lifter Rod

1

3g

Rubber Cushion

4

4g

Gasket

1

5g

Bolt

1

6g

O-Ring

1

7g

Stud

2

8g

Nut

2

9g

Bolt

1

10g

Spring

1

11g

Snap Ring

1

12g

Knee Press Shaft

1

13g

Rubber Joint

1

Part

Description

Qty

14g

Bolt

2

15g

Knee Press Lifter Crank

1

16g

Knee Press Plate Rod

1

17g

Knee Press Plate Cover Joint

1

18g

Knee Press Plate

1

19g

Bolt

1

20g

Knee Lifter Tube Holder

1

21g

Knee Lifter

1

22g

Oil Pan Magnet

1

23g

Rubber Pad

2

24g

Rubber Cushion

2

25g

Tack

8

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

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

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Contents For technical questions or replacement parts, please call Single needle industrial Sewing MachineRead all instructions before using this Tool SpecificationsSafety Warnings Precautions Save This ManualFor technical questions, please call Sewing Safety Precautions Grounded Tools Tools with Three Prong Plugs GroundingExtension Cords Table a Unpacking25’ 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 callOperation Installing the Belt CoversMounting the Bobbin Winder Moderate to slow speeds for the first 15 minutes of use Attaching the NeedleBobbin Winder Operation OFF PositionWith the thread Threading the Top Thread DetailAdjusting the Bobbin Thread Tension Adjusting the Stitch LengthAdjusting the Needle Thread Tension Raising the Presser FootAdjusting the Feed Timing Setting the Presser Foot PressureAdjusting 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.