Instruction/ maintenance manual of the product 90715 Chicago Electric
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SEWING MACHINE SEWING MACHINE SEWING MACHINE SEWING MACHINE SEWING MACHINE 45 / 21 STITCH 45 / 21 STITCH 45 / 21 STITCH 45 / 21 STITCH 45 / 21 STITCH ASSEMBL Y AND OPERA TING INSTRUCTIONS 3491 MISSION OAKS BL VD ., CAMARILLO , CA 93011 VISIT OUR WEB SITE A T HTTP://WWW .
Page 2 SKU 90715 SPECIFICA TIONS Item D escr ip t ion Pow er C onsum pti on 120 VA C, 60 Hz Pow er C ord T wo prong, polar ized, 6 feet, UL l i s t ed, doubl e in s u la t e d Sew i ng F unct ions 45 .
Page 3 SKU 90715 Electrical Safety 4. A void body contact with grounded surf aces such as pipes, radiators, ranges, and refrigerators. There is an increased risk of electric shoc k if y our body is grounded. 5. Do not expose po wer machines to rain or w et conditions .
Page 4 SKU 90715 15. Do not ov erreach. K eep proper f ooting and balance at all times. Proper f ooting and balance enables better control of the power tool in unexpected situations. 16. Use safety equipment. Always wear eye protection. Machine Use and Care 17.
Page 5 SKU 90715 3. A void unintentional starting. Make sure y ou are prepared to begin wor k bef ore turning on the Sewing Machine. 4. Maintain a saf e wor king en vironment. K eep the work area well lit. Make sure there is adequate surrounding workspace.
Page 6 SKU 90715 C. Never operate this appliance if it has a damaged cord or plug, if it is not working proper ly , if it has been dropped or damaged, or dropped into water . T ake the product to a cer tified service technician for examination, repair , electrical or mechanical adjustment.
Page 7 SKU 90715 GROUNDING W ARNI NG ! Im pr op er l y con ne ctin g t he g ro u nd ing wire can r esu lt in the r isk o f e lectr ic sh ock. C heck w i th a q ua l f if i e d ele ctr i cian if y o u are in d ou bt as to wh eth er the ou tle t i s pro pe r ly gr oun de d.
Page 8 SKU 90715 5. If you are using one extension cord for more than one tool, add the nameplate amperes and use the sum to deter mine the required minim um cord size.
Page 9 SKU 90715 UN P ACKING When unpac king , check to mak e sure that all the par ts are included. Ref er to the Accesso- ries listed below and the Controls and Indicators section. If an y par ts are missing or brok en, please call Harbor F reight T ools at the n umber on the cov er of this manual as soon as possible .
Page 10 SKU 90715 OPERA TING INS TRUCTIONS Controls and Indicators 1. B o bbin Wind i ng Assy. – Winds the t h read ont o t he bobbi n t o be us ed f or the low er th re ad 2. S p ool Holder – H olds t he sew ing thread 3. S t i t ch Length Dia l – C ont r ols t he length of the st i t ches 4.
Page 11 SKU 90715 Sewing Steps Follow these basic steps to setup the sewing machine. Refer to the illustration on the previ- ous page to locate the components referred to belo w . 1. Set the Se wing Machine on a table with a smooth surf ace . 2. Select and install the desired needle f or the mater ial to be se wn (See below).
Page 12 SKU 90715 Spool Threading 1. Raise the Presser Foot with the Presser Foot Lever (4). 2. T ur n the Balance Wheel (9) countercloc kwise to raise the needle to its highest position. 3. Place a spool of thread on the hor izontal spool pin and press a spool holder onto the spool pin to hold the thread spool fir mly in place .
Page 13 SKU 90715 Bobbin Placement and Threading 1. T ur n the Balance Wheel (9) countercloc kwise to raise the needle to its highest position. 2. Raise the Presser Foot with its Le ver (4). 3. Remov e the Extension T a b le (6), and then the shuttle cov er (located on front of the free arm).
Page 14 SKU 90715 Bobbin Winding 1. Change the Clutch Release Switch (10) from the needle mark to the bobbin mark. 2. With a spool of thread already on the horizontal spool pin, route the thread through the guide to the bob bin as shown belo w . 3. Place the bobbin onto the bobbin winder shaft (B) and slide the shaft to the right.
Page 15 SKU 90715 Changing the Presser Foot 1. T ur n the Balance Wheel (9) countercloc kwise to raise the needle to its highest position. 2. Raise the Presser Foot with its Le ver (4). 3. Release the F oot by raising its le ver (A) located at the bac k of the holder .
Page 16 SKU 90715 Selecting a Stitch P attern and Stitch Length T o select a stitch, tur n the P atter n Selection Knob (11). The selection knob ma y be turned in either direction. All stitches are preset in width, therefore, the stitch length is the only other necessary adjustment.
Page 17 SKU 90715 Buttonhole Sewing 1. Select setting No. 1 using the P atter n Selection Dial (11). 2. T ur n the Stitch Length Dial (3) to F-1.5. 3. Replace the Presser Foot with the Buttonhole Foot. 4. Mar k the position of the buttonhole on the f a bric using tailor’ s chalk.
Page 18 SKU 90715 Button Sewing 1. Measure the distance between the button holes and select the appropriate pattern number using the P atter n Selection Dial (11). 2. Change the Presser Foot to the Button Sewing Foot. 3. Place the darning plate on the needle plate.
Page 19 SKU 90715 INSPECTION, MAINTENANCE, AND CLEANING W ARNING! Make sure the P ower Switc h of the Sewing Machine is in its “OFF” posi- tion and that the machine is unplugged from its electrical outlet before performing any inspection, maintenance, or cleaning procedures.
Page 20 SKU 90715 Cleaning Shuttle 1. Raise the needle to its highest position. 2. Open the shuttle cover on the front of the free arm. 3. T ake out the bobbin case by opening its latch le ver (B) and pulling it out from the shuttle r ac e. 4. Slide the latch lev ers out from the retaining r ing (A) and remov e.
Page 21 SKU 90715 Feed Dogs 1. Remove the needle plate using a coin to unscrew the screws. 2. Clean the upper par t of the f eed dogs and shuttle race body with a brush. PLEASE READ THE FOLLO WING CAREFULL Y THE MANUF A CTURER AND/OR DISTRIB UTOR HAS PR OVIDED THE P A R TS DIA GRAM IN THIS MANU AL AS A REFERENCE T OOL ON L Y .
Page 22 SKU 90715 PAR T LISTS AND ASSEMBL Y DRA WINGS 1 - Machine Frame Mechanism NO T E : Some par ts are listed and show n f or illustration purposes only and are not availab le individually as replacement par t s .
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Page 24 SKU 90715 2 - Cover.
Page 25 SKU 90715.
Page 26 SKU 90715 3 - Needle Bar Mechanism.
Page 27 SKU 90715 4 - Cloth Presser Mechanism.
Page 28 SKU 90715 5 - Buttonhole Regulator Mechanism.
Page 29 SKU 90715 6 - Driving Mechanism.
Page 30 SKU 90715.
Page 31 SKU 90715 7 - Thread Adjusting Mechanism.
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Page 33 SKU 90715 8 - Stitch Length Adjusting Mechanism.
Page 34 SKU 90715.
Page 35 SKU 90715 9 - Pattern Selection Mechanism.
Page 36 SKU 90715.
Page 37 SKU 90715 10 - Feed Mechanism.
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Page 39 SKU 90715 11 - Reverse Feed Mechanism.
Page 40 SKU 90715 12 - Shuttle Lower Shaft Mechanism.
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Page 42 SKU 90715 13 - Accessories 13-16 12-15 Bobbins (3) 13-1.0 S ea m P ressure Foot 13-2.0 C lo t h Guard Adjusting Plate 13-3.0 Bu t t onhole Pressure Foot 13-4.0 S tr a ig h t Serving Pressure Foot 13-5.0 Z ipper Pressure Foot 13-6.0 B utton Pressure Foot 13-7.
An important point after buying a device Chicago Electric 90715 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Chicago Electric 90715 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Chicago Electric 90715 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Chicago Electric 90715 you will learn all the available features of the product, as well as information on its operation. The information that you get Chicago Electric 90715 will certainly help you make a decision on the purchase.
If you already are a holder of Chicago Electric 90715, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Chicago Electric 90715.
However, one of the most important roles played by the user manual is to help in solving problems with Chicago Electric 90715. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Chicago Electric 90715 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
