Disconnect the main AC input power to the 3. Remove the red insulating paint from the machine. heat sink test points. See Figure F.17. DO NOT DISASSEMBLE THE HEAT SINKS. 2. Locate and disconnect plug J9 from the thermal fan/snubber board and plug J5 from the firing board. See Figure F.16. IDEALARC DC-655 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOCReturn to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC F-40 F-40 TROUBLESHOOTI

3 PHASE OUTPUT CONDITIONS INPUT CURRENT AMPS IDLE POWER POWER FACTOR @ RATED OUPUT EFFICIENCY @ RATED OUPUT 460/500/575V 500A@40V.100% 31/29/25 800 Watts Max. .95 MIN. 84% OUTPUT OPEN CIRCUIT VOLTAGE CURRENT RANGE DC PULSE FREQUENCY PULSE VOLTAGE RANGE PULSE AND BACKGROUND TIME RANGE AUXILIARY POWER (CIRCUIT BREAKER PROTECTED) 90VDC 20-500 0.15 - 1000 Hz 5 - 55 VDC 100 MICRO SEC. 3.3 SEC. 40 VDC AT 10 AMPS 115 VAC AT 10 AMPS PROCESS CURRENT RANGES (AC or DC) CURRENT SAW / MIG / MAG FCAW Pulse 50

Easytosetup,operateandmaintain...theMagnum®SGisagreatadditiontoyourweldingtoolset. MIGProcesses AdvantageLincoln Input 24VDC BCDFAGE Large Easy-Grip Handle. Sizable Trigger is easy to use with gloved hands. Remote Wire Speed Control reduces trips to the welding power source. Clear Spool Gun Body Cover makes it easy to check the wire drive path. Gas Nozzle is built to stand up to rugged use. Clear electrode Wire Spool Cover allows you to check remaining wire at a glance. Generous 25 ft. (7.5 m) G

• Rated 250 amps @ 60% duty cycle. • Capable of feeding .023-3/64" (0.6-1.2 mm) diameter wire electrode at wire feed speeds of 50-650 ipm (16.5 m/min). Outstanding Features: • Generous 25 ft. (7.5 m) gun cable. • Handles 1 lb. (.45 kg) 4" (102 mm) diameter wire electrode spool. • Integrated wire feed speed control in the handle reduces trips to the power source. • Quick Release drive system makes it easy to load wire spools. • Textured see-through spool and body covers enable the user to easily

It’s a favorite among experienced welders who appreciate the versatility of the Prince XL system. Choose the standard straight barrel or optional curved barrel with ratings up to 200 amps 100% duty cycle. The patented EZ-Lock system makes rotating or changing the barrel an easy no-tool “twist of the wrist.” An ingenious 3-3/4 turn potentiometer is easily adjustable and conveniently hidden in the base of the handle for added protection. No matter what the situation demands, the Prince XL delivers