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Safety Depends on You
Lincoln arc welding and cutting
equipment is designed and built
with safety in mind. However, your
overall safety can be increased by
proper installation ... and thought-
ful operation on your part. DO
NOT INSTALL, OPERATE OR
REPAIR THIS EQUIPMENT
WITHOUT
READING
MANUAL AND THE SAFETY
PRECAUTIONS CONTAINED
THROUGHOUT.
nd, most
importantly, think before you act
and be careful.
ISO 9001
ANSI RAB
QMS
Designed and Manufactured Under a
Quality Program Certified by
ABS Quality Evaluations, Inc.
to ISO 9001 Requirements.
CERTIFICATE NUMBER: 30273
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BULLDOG ™140
For Machines with Code Number 11518
THIS
OPERATOR'S MANUAL
IM10005
Copyright © Lincoln Global Inc.
June, 2009
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Summary of Contents for Lincoln Electric BULLDOG TM 140 IM10005
- Page 1 BULLDOG ™140 Safety Depends on You Lincoln arc welding and cutting equipment is designed and built with safety in mind. However, your overall safety can be increased by proper installation ... and thought- ful operation on your part. DO NOT INSTALL, OPERATE OR REPAIR THIS EQUIPMENT WITHOUT READING...
- Page 6 T T h h a a n n k k Y Y o o u u...
- Page 11 Figure .1 Table .1...
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Page 16: Controls And Settings
CONTROLS AND SETTINGS 1. CURRENT CONTROL DI L: 2. 20 MP CIRCUIT BRE KER: 3. WELD ELECTRODE OUTPUT TERMIN L: 4. WELD OUTPUT TERMIN L: 5. GROUND STUD: 6. 240 VOLT RECEPT CLE: 7. 120 VOLT DUPLEX RECEPT CLES (2): 8. - Page 19 BULLDOG™ 140 (DO NOT OVERFILL)
- Page 23 WELDING MACHINE AC OR DC POWER ELECTRODE SOURCE AND CONTROLS WORK WORK CABLE ELECTRODE CABLE FIGURE 3 - The welding circuit for (Stick) shielded metal arc welding. FIGURE 3 - The welding circuit for (Stick) shielded metal arc welding. ELECTRODE HOLDER Solidified Slag Weld Metal FIGURE 4 - The welding arc.
- Page 24 Ridge where puddle solidifies Molten puddle 15-20° 90° side view end view Correct Welding Position...
- Page 25 Butt Joint Lap Joint Corner Joint Tee Joint Edge Joint...
- Page 26 90° end view 1/2" (12mm) Poor Good 60° 1/8" (3.2mm) 20° side view 45° 1/4" (6mm) 1/4" (6mm) 45°...
- Page 27 Long arc Short arc NOTE: Holder end of electrode is lower than arc. Very short 30°-40°...
- Page 28 End View Side View 30° 30°...
- Page 29 Strike Arc Work Table Here Brick Plow Share Positioning of Share Weaving Motion First weld from A to B; then from C to A; then from D to C; 3" then from E to D; and so on. (75mm) BACKSTEPPING cold cold Sharp Edge...
- Page 30 Scrap steel back-up strip Three ways to prepare plates where complete penetration is necessary. Single and double beads, with and without beveling for tight, partial strength joints. Motions START SIDE VIEW...
- Page 31 Canvas Covers (K2804-1) - To protect the when not in use. Made from attractive red canvas which is flame retardant, mildew resistant and water repellent. K2819-1 Lift Bail Kit -...
- Page 35 1. BRUSH, BRUSH HOLDER ASSEMBLY 2. BEARING BRACKET END COVER 3. ENGINE END BRACKET 4. (2) SCREWS 5. (2) BRUSHES 6. CABLE TIE...
- Page 36 1. CRADLE ASSEMBLY 2. ROTOR, BLOWER, AND BEARING ASSEMBLY 3. STATOR ASSEMBLY 4. BRUSH, BRUSH HOLDER ASSEMBLY AND BEARING BRACKET END COVER 5. REAR CONTROL PANEL 6. REAR PANEL ASSEMBLY 7. FUEL TANK ASSEMBLY 8. CONTROL PANEL ASSEMBLY 9. ROOF ASSEMBLY 10.
- Page 37 Step 3. RECOMMENDED COURSE OF ACTION Step 1. LOCATE PROBLEM (SYMPTOM). Step 2. POSSIBLE CAUSE.
- Page 41 Enhanced Diagram...