Harbor Freight Tools 3914 Mounting the Thread Stand, SKU For technical questions, please call

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Mounting the Thread Stand

Thread Hanger

Upper Spool

(28i)

Column Pipe

Rest Rod

(30i)

Connector (33i)

 

Spool

Lower Spool

Rest Rod

Pins

(36i)

(40i)

 

Figure 13

Note: The Thread Stand is designed to be mounted on the Table Stand Kit (Model 03929-sold separately). Unless indicated otherwise, all parts referred to in this set of instructions are listed in the

I - Bobbin Winder & Thread Stand Unit Parts List and Diagram. During assembly, it will be helpful to refer to that list and diagram.

Back of Tabletop

Thread Stand hole

 

Machine Rest Pin (19h) hole

Pre-drilled Engine

mounting holes

 

 

 

 

 

 

 

Legs

 

 

Sewing Machine

 

 

 

 

 

 

 

 

 

 

 

 

 

Opening

 

 

 

 

 

 

 

 

 

 

 

 

 

Pulley Belt Slot

 

Front of Tabletop

Possible ON/OFF Control Box location

Figure 14

6.Place the Washer (37i) onto the Lower Spool Rest Rod (36i) and insert the Rod into the Thread Stand Hole in the far right back corner of the tabletop (see above). Place another Washer (37i) over the end of the Rod, and thread on and tighten a Nut (38i).

REV 04c, 05d, 10b

7.If needed, bend the Spool Support (46i) so it slides easily over the Lower Spool Rest Rod (36i), then slide it over the Lower Spool Rest Rod, about halfway down. Insert a Bolt (31i) and Nut (47i) through the Support.

Note: The Support has tabs that hold onto the corners of the Nut to make tightening easier. When assembling, place the Nut on the side with these tabs.

8.Tighten the Screw.

9.Insert the threaded end of the Spool Pin (40i) through one of the holes in the top of the arm of the Spool Support (46i).

Place a Washer (32i) and Nut (35i) over the end of the Pin and tighten. Place the Spool Rest (41i), Spool Mat (42i), and the Spool Vibration Stopper (39i) over the end of the Spool Pin. Repeat this step for both of the Spool Pins (40i).

10.Place the Column Pipe Connector (33i) over the top of the Lower Spool Rest Rod (36i) until the Rod is about halfway through the Connector. Place a Bolt

(34i) and Nut (35i) through the bottom hole in the Connector and finger-tighten.

11.Place the Upper Spool Rest Rod

(30i) into the top of the Column Pipe Connector (33i). Place a Bolt (34i) and Nut (35i) through the top hole in the Connector. Tighten all of the Screws and Nuts in the Connector.

12.Remove the Column Cap (29i) from the top of the Upper Spool Rest Rod (30i). If needed, bend open the Thread Hanger (28i) so it slides easily over the Upper Spool Rest Rod. Slide the Thread Hanger about halfway over the top of the Upper Spool Rest Rod. Insert a Bolt (31i) and Nut (47i) through the Hanger as explained in the note in step 7, above. Tighten the Screw and place the Column

SKU 3914

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

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Contents Single needle industrial Sewing Machine For technical questions or replacement parts, please callSave This Manual SpecificationsSafety Warnings Precautions Read all instructions before using this ToolFor technical questions, please call Sewing Safety Precautions Extension Cords GroundingGrounded Tools Tools with Three Prong Plugs 25’ 50’ 75’ 100’ 150’ UnpackingTable a Assembly Mounting the Motor Aligning the Pulleys Bobbin Winder AssemblyAdjusting the Belt Tension SKU For technical questions, please call Mounting the Thread StandMounting the Bobbin Winder Installing the Belt CoversOperation OFF Position Attaching the NeedleBobbin Winder Operation Moderate to slow speeds for the first 15 minutes of useWith the thread Detail Threading the Top ThreadRaising the Presser Foot Adjusting the Stitch LengthAdjusting the Needle Thread Tension Adjusting the Bobbin Thread TensionAdjusting Feed Dog Height Setting the Presser Foot PressureAdjusting the Feed Timing Adjusting Needle-to-hook Timing Adjusting the Height of the Knee Lifter Adjusting the Presser Bar HeightAdjusting Sewing Speed with Pulleys sold separately MaintenanceMotor Wiring Diagram Part Description Qty ARM BED Parts ListARM 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.
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