Page 2 - SAFETY; WARNING; CALIFORNIA PROPOSITION 65 WARNINGS; The Above For Diesel Engines
FOR ENGINEpowered equipment. 1.a. Turn the engine off before troubleshooting and maintenance work unless the maintenance work requires it to be running. ____________________________________________________ 1.b. Operate engines in open, well-ventilated areas or vent the engine exhaust fumes outdoors....
Page 4 - Refer to
iii SAFETY iii FOR ELECTRICALLYpowered equipment. 8.a. Turn off input power using the disconnect switch at the fuse box before working onthe equipment. 8.b. Install equipment in accordance with the U.S. National Electrical Code, all local codes and the manufacturer’srecommendations. 8.c. Ground the ...
Page 5 - PRÉCAuTIONS DE SÛRETÉ
iv SAFETY iv PRÉCAuTIONS DE SÛRETÉ Pour votre propre protection lire et observer toutes les instructionset les précautions de sûreté specifiques qui parraissent dans cemanuel aussi bien que les précautions de sûreté générales suiv-antes: Sûreté Pour Soudage A L’Arc 1. Protegez-vous contre la secouss...
Page 6 - Thank You; Please Examine Carton and Equipment For Damage Immediately
v v Thank You for selecting one of our QuALITY products. We want you to take pride in operating this product ••• as much pride as we have inbringing this product to you! Read this Operators Manual completely before attempting to use this equipment. Save this manual and keep it handy for quick refere...
Page 7 - TAbLE OF CONTENTS
vi vi TAbLE OF CONTENTS Page Installation .......................................................................................................Section A Technical Specifications ........................................................................................A-1 Welding Process, Physical Di...
Page 8 - INSTALLATION; TEChNICAL SPECIFICATIONS -; RATED OuTPuT; RECOMMENDED INPuT WIRE AND FuSE SIzES
FX450 (RED-D-ARC) A-1 INSTALLATION A-1 TEChNICAL SPECIFICATIONS - FX450 RATED OuTPuT POWER SOuRCE-INPuT VOLTAGE AND CuRRENT Model K3073-1 Duty Cycle 60% rating 100% rating Volts at Rated Amperes 36.5V 34V 28V 26V 38V 36V 36.5V 34V 36.5V 34V Amperes 450 400 450 400 450 400 450 400 450 400 Duty Cycle ...
Page 9 - PhYSICAL DIMENSIONS
A-2 INSTALLATION FX450 (RED-D-ARC) A-2 PhYSICAL DIMENSIONS TEMPERATuRE RANGES hEIGhT 18.80in (478mm) MODEL K3073-1 WIDTh 14.14in (359mm) DEPTh 26.66in (677mm) WEIGhT 125lbs (56.6kg) * OPERATING TEMPERATuRE RANGE Environmentally Hardened: 14°F to 131°F (-10°C to 55°C ** ) STORAGE TEMPERATuRE RANGE En...
Page 10 - CAuTION
A-3 INSTALLATION A-3 SELECT SuITAbLE LOCATION LOCATION AND VENTILATION FOR COOLING Place the welder where clean cooling air can freelycirculate in through the rear louvers and out throughthe case sides. Dirt, dust, or any foreign material thatcan be drawn into the welder should be kept at a mini-mum...
Page 11 - INPuT VOLTAGE SELECTION; INPuT CONNECTION
A-4 INSTALLATION A-4 I N P u T F u S E A N D S u P P LY W I R ECONSIDERATIONS Refer to Specification in this Installation Section forrecommended fuse, wire sizes and type of the copperwires. Fuse the input circuit with the recommendedsuper lag fuse or delay type breakers (also called"inverse tim...
Page 12 - CAbLE CONNECTIONS
A-5 INSTALLATION A-5 FX450 (RED-D-ARC) Pin AB CD E F Wiring 77 Remote potentiometer, 5K76 Remote potentiometer, wiper75 Remote potentiometer, commonTrigger, commonTrigger, inputGround CAbLE CONNECTIONS See FIGuRE A.2 for locating 6-pin and 14-pin con- nectors on the front of the FX450. FIGuRE A.2 Fu...
Page 13 - CONTROL CAbLE CONNECTIONS
A-6 INSTALLATION FX450 (RED-D-ARC) A-6 R E C O M M E N D E D E L E C T R O D E A N DWORK CAbLE SIzES FOR ARC WELDING General Guidelines Connect the electrode and work cables between theappropriate output studs of the FX450 per the follow-ing guidelines: • Most welding applications run with the elect...
Page 14 - OPERATION; SAFETY PRECAuTIONS
b-1 OPERATION FX450 (RED-D-ARC) b-1 SAFETY PRECAuTIONS Read this entire section of operating instructions before operating the machine. ELECTRIC ShOCK can kill. • unless using cold feed feature, when f e e d i n g w i t h g u n t r i g g e r , t h eelectrode and drive mechanism area l w a y s e l e ...
Page 15 - PRODuCT DESCRIPTION; CAUTION
b-2 OPERATION b-2 FX450 (RED-D-ARC) PRODuCT DESCRIPTION The FX450 is a multi-process CC/CV DC inverter andis rated for 450 amps, 38 volts at a 60% duty cycle.This machine is intended for both factory and fieldoperation. It comes in a compact, rugged case that isdesigned for portability and outdoor u...
Page 16 - RECOMMENDED PROCESSES; EQuIPMENT LIMITATIONS; COMMON EQuIPMENT PACKAGES
b-3 OPERATION b-3 RECOMMENDED PROCESSES ANDEQuIPMENT RECOMMENDED PROCESSES The FX450 is designed for CC-SMAW, CC-GTAW (lift tig),CV-GMAW, CV-FCAW-SS and CV-FCAW-GS weldingprocesses. CAG (arc gouging) is also supported. PROCESS LIMITATIONS The FX450 is suitable only for the processes listed. EQuIPMEN...
Page 17 - CASE FRONT CONTROL DESCRIPTIONS
b-4 OPERATION b-4 CASE FRONT CONTROL DESCRIPTIONS (See Figure B.1) 1. Power Switch 2. Voltage Display Meter 3. Amperage Display Meter 4. Thermal LED 5. Output Control Dial 6. Weld Process Selector Switch 7. hot Start Toggle Switch 8. Output Control Local/Remote Toggle Switch 9. Arc Control Dial 10. ...
Page 18 - CASE bACK CONTROL; COMMON WELDING PROCEDuRES; WELD CONTROLS AND DISPLAYS
b-5 OPERATION b-5 FX450 (RED-D-ARC) CASE bACK CONTROL (See Figure B.2) 1. Input Power Cord Access hole. 1 1 FIGuRE b.2 COMMON WELDING PROCEDuRES MAKING A WELDThe serviceability of a product or structure utiliz-ing the welding programs is and must be the soleresponsibility of the builder/user. Many v...
Page 19 - bASIC MODES OF OPERATION
b-6 OPERATION b-6 Amperage Display Meter • Prior to STICK or TIG operation (current flow), the meter displays preset current value. • Prior to CV operation, the meter displays four dash- es indicating non-presettable AMPS. • During welding, this meter displays actual average amps. • After welding, t...
Page 20 - GTAW
b-7 OPERATION b-7 GTAW This weld mode is a constant current (CC) mode featuring con-tinuous control from 10 – 500 amps. It is intended for the GTAWTIG welding processes. hot Start - The Hot Start control regulates the starting current at arc initiation. Hot Start can be set to “Off” and no additiona...
Page 22 - ACCESSORIES; OPTIONS / ACCESSORIES
C-1 ACCESSORIES C-1 OPTIONS / ACCESSORIES General Options K2149-1 Work Lead Package. K1842-10 10ft. Weld Power Cable (Lug to Lug). Inverter and Wire Feeder Cart Rear-wheeled cart includes front casters and no-lift gas bottle platform.Convenient handles allow for easy cable storage whilefull length s...
Page 23 - MAINTENANCE; PERIODIC MAINTENANCE; VISuAL INSPECTION
D-1 MAINTENANCE D-1 PERIODIC MAINTENANCE Thermal Protection Thermostats protect the machine from excessiveoperating temperatures. Excessive temperatures maybe caused by a lack of cooling air or operating themachine beyond the duty cycle and output rating. Ifexcessive operating temperature should occ...
Page 24 - TROubLEShOOTING; hOW TO uSE TROubLEShOOTING GuIDE
E-1 TROubLEShOOTING E-1 FX450 (RED-D-ARC) If for any reason you do not understand the test procedures or are unable to perform the tests/repairs safely, contact your Local Authorized Field Service Facility for technical troubleshooting assistance before you proceed. CAuTION This Troubleshooting Guid...
Page 25 - PRObLEMS
E-2 TROubLEShOOTING E-2 FX450 (RED-D-ARC) Observe all Safety Guidelines detailed throughout this manual PRObLEMS (SYMPTOMS) POSSIbLE CAuSE RECOMMENDED COuRSE OF ACTION Major physical or electrical damageis evident when the sheet metalcovers are removed. Machine won’t weld, can’t get anyoutput. Therm...
Page 26 - uSING ThE STATuS LED TO TROubLEShOOT SYSTEM PRObLEMS; Error Codes for the FX450
E-3 TROubLEShOOTING E-3 FX450 (RED-D-ARC) Observe all Safety Guidelines detailed throughout this manual uSING ThE STATuS LED TO TROubLEShOOT SYSTEM PRObLEMS Errors are displayed on the user interface. In addition, there are status lights on the control pc board and theswitch pc board that contain er...
Page 27 - DIAGRAMS
F-1 DIAGRAMS F-1 FX450 (RED-D-ARC) NOTE: This diagram is for reference only. It may not be accurate for all machines covered by this manual. The specific diagram for a particular code is pasted inside the machine on one of the enclosure panels. If the diagram is illegible, write to the Service Depar...
Page 28 - DIMENSION PRINT
F-2 DIMENSION PRINT F-2 FX450 (RED-D-ARC) L1 56 98 A.0 1 26 .6 6 18 .7 8 14 .1 4 26 .5 1 13 .0 6 L 1 5 6 9 8 A .0 1 2 6 .6 6 1 8 .7 8 1 4 .1 4 2 6 .5 1 1 3 .0 6