Summary of the content on the page No. 1
BANDSAW BLADE WELDER
Model 3663
SEt up AND OpERA tiNg iNStRuctiONS
Diagrams within this manual may not be drawn proportionally.
Due to continuing improvements, actual product may differ slightly from the product described herein.
®
Distributed exclusively by Harbor Freight t ools .
3491 Mission Oaks Blvd., Camarillo, CA 93011
Visit our website at: http://www.harborfreight.com
Read this material before using this product.
Failure to do so can result in serious injury.
SAVE tHiS MANuAL.
© ®
Co
Summary of the content on the page No. 2
SpEciFicA tiONS Power Requirements 220 V~, 1-Phase, 60 Hz, 6 A ( Only use on a 20 amp circuit) Welding Current 280 A Welding Blade Sizes 1/8” to 1/2” Maximum Jaw Movement .137” Note: Grinder not included. Note: Performance of this tool (if powered by line voltage) may vary depending on variations in local line voltage. Extension cord usage may also affect tool performance. Save this Manual You will need the manual for the safety warnings and precautions, assembly instructions, oper- ating and
Summary of the content on the page No. 3
inhalation Hazard Welding/plasma cutting produces t Oxic FuMES and gASSES. Exposure to welding or cutting gasses can increase the risk of developing certain cancers, such as cancer of the larynx and lung cancer. Also, some diseases that may be linked to exposure to welding or plasma cutting gasses or fumes are: • Early onset of parkinson’s Disease • Heart Disease • Damage to the reproductive organs • ulcers • Inflammation of the small intestine or stomach • Kidney damage • Respiratory
Summary of the content on the page No. 4
17. use proper size and type extension cord. If an extension cord is required, it must be of the proper size and type to supply the correct current to the tool without heating up. Otherwise, the extension cord could melt and catch fire, or cause electrical damage to the tool. This tool re- quires use of an extension cord of 20 amps capability (up to 50 feet), with wire size rated at 12 AWg . Longer extension cords require larger size wire. If you are using the tool outdoors, use an extension
Summary of the content on the page No. 5
OpERAtiON This Bandsaw Blade Welder is used to weld saw blades between 1/8 and 1/2 inches in width. Additional Warnings! 1. Make sure the Welding and Annealing Buttons are not depressed before plugging in the unit. 2. Never leave the welder unattended while running. 3. Always unplug before servicing. All internal maintenance should be performed by an authorized service technician. 4. Sparks are generated while welding. Situate the welder far away from any flammable materials. Work in a well
Summary of the content on the page No. 6
3. Loosen both of the clamp handles (Left Hand Clamp (14) and Right Hand Clamp (6)). See FIG- URE 3. 4. Place one end of the saw blade (not included) under the Left Electrode (13). See FIGURE 4 on page 6. Make sure it is aligned squarely and the teeth are facing back. The saw blade end should protrude 1/4” out of the clamp, toward the center. FiguRE 4 FiguRE 5 5. Tighten the Left Hand Clamp (14). See FIGURE 4. 6. Repeat steps 4 and 5 on the Right Electrode (5) and Right Hand Clamp (6) wit
Summary of the content on the page No. 7
Annealing the Weld Note: The annealing process tempers and toughens the blade, reducing brittleness. 1. Retighten the Right Hand Clamp (6). See Figure 7. FiguRE 7 2. Press and hold the red Annealing Button (11) until the blade becomes dark red. Release the Annealing Button (11) after a few seconds. 3. Repeat pressing and releasing (pulsating action) the An- nealing Button (11) (while reducing the annealing time) several times until the redness is no longer visible. 4. Let the saw blade cool
Summary of the content on the page No. 8
MAiNtENANcE WARNiNg! Unplug welder before performing any maintenance. 1. When not in use, cover and store the Welder in a clean, dry location. 2. Periodically, open and use fine grit sandpaper to clean the carbon residue from the inside sur- faces of the terminal clamps. 3. Always unplug before servicing. All internal maintenance should be performed by a qualified service technician. Wiring Diagram REV 04f SKU 3663 For technical questions, please call 1-800-444-3353. Page 8
Summary of the content on the page No. 9
FRONt pANEL pARtS LiSt AND DiAgRAM part Description part Description part Description 1 Handle 6 Right Hand Clamp 14 Left Hand Clamp 2 Light Mantle 10 Case 15 Light Switch 3 Base Frame 11 Annealing Button 16 Line Cord (without plug) 4 Welding Button 12 Pressure Knob 5 Right Electrode 13 Left Electrode pLEASE READ tHE FOLLOWiNg cAREFuLL y THE MANUFACTURER AND/OR DISTRIBUTOR HAS PROVIDED THE PARTS DIAGRAM IN THIS MANUAL AS A REFERENCE TOOL ONLY. NEITHER THE MANUFACTURER NOR DISTRIBUTOR MAKES ANY
Summary of the content on the page No. 10
pARtS LiSt part Description part Description 1 Ringent Circle 27 Bolt 2 Defection Axes 28 Spring Washer 3 Cover of Deflection Axes 29 Washer 4 Left Electrode 30 Base of Spring 5 Right Electrode 31 Base of Spot Switch 6 Lamp 32 Spot Switch 7 Lamp Holder 33 Connection 8 Lamp Shield 34 Base of Connection 9 Nut 35 Main Transformer 10 Knob 36 Nut 11 Bolt 37 Spring Washer 12 Nameplate 38 Washer 13 Panel 39 Support Shelf of Transformer 14 Red Button 40 Bolt 15 Green Button 41 Base of Sliding Block 16 B
Summary of the content on the page No. 11
ASSEMBLy DRAWiNg REV 04f; 08a SKU 3663 For technical questions, please call 1-800-444-3353. Page 11
Summary of the content on the page No. 12
LiMitED 1 yEAR / 90 DAy WARRANty Harbor Freight Tools Co. makes every effort to assure that its products meet high quality and durability standards, and warrants to the original purchaser that for a period of ninety days from date of purchase that the torch, liner, wire feed mechanism (if applicable), welding clamps, electrode holders, cables and accessories packed with the welder are free of defects in materials and workmanship. this Limited 90 Day/1 year Warranty shall not apply to consuma
