Miller Electric HF-251-2, HF-251D-1 manual Complete Assembly Part 2

Page 35

 

 

 

 

Quantity

Item

Dia.

Part

 

 

Model

No.

Mkgs.

No.

Description

115V

 

230V

 

 

 

Figure 10-2. Complete Assembly (Part 2 of 2)

 

 

 

 

 

 

 

 

 

 

 

. . . 1 . . . . SR3 . . . .

035 704 . .

RECTIFIER, integ 40A 800V

. 1

 

 

 

. . . . . . . . .

. C14 . . . .

031 630 . .

CAPACITOR, elctlt 22uf 50VDC

. 1

 

 

 

. . . 2 . . .

. . . . . . . . . .

107 983 . .

BLANK, snap-in nyl .500mtg hole

. 2

. . . . 2

. . . 3 . . . . C2

096 761 . .

CAPACITOR, mica .002uf 10,000 V panel mtg

. 1

. . . .

1

. . . 4 . . . . CR3 . . . .

052 964 . .

RELAY, encl 24VDC DPDT

. 1

 

 

 

. . . 4 . . . . CR3 . . . .

006 393 . .

RELAY, encl 24VAC DPDT

. . .

. . . .

.

1

. . . 5 . . . . TD1 . . . .

. 114 494 . .

TIMER, delay

. 1

. . . . 1

. . . 6 . . . . R5

072 561 . .

RESISTOR, MF .25W 267K ohm

. 1

. . . . 1

. . . 7 . . .

. . . . . . . . . .

010 604 . .

FITTING, hose brs bushing 1/4 NPT x .625 -18RH

. 2

. . . .

2

. . . 8 . . . . GS1 . . . .

109 293 . .

VALVE, 24VDC 2 way 1/4 IPS port 1/8 orf

. 1

 

 

 

. . . 8 . . . . GS1 . . . .

035 630 . .

VALVE, 24VAC/6VDC 2 way 1/4 IPS port 1/8 orf

. . .

. . . .

.

1

. . . 9 . . .

. . . . . . . . . .

088 731 . .

BUSHING, snap-in nyl .375 ID x .500mtg hole

. 2

. . . .

2

. . . 10 . . .

. 1T

038 081 . .

BLOCK, term 20A 4P

. 1

 

 

 

. . . 10 . . .

. 1T

038 861 . .

BLOCK, term 20A 3P

. . .

. . . .

.

1

. . . . . . . . .

. . . . . . . . . .

035 131 . .

CONNECTOR, block 30A

. 4

. . . . 3

. . . 12 . . .

. . . . . . . . . .

204 480 . .

SPARK GAP, (consisting of)

. 1

. . . . 1

. . . 13 . . .

. . G . . . . . *196 455 . . .

. HOLDER, point

. 4

. . . . 4

. . . 14 . . .

. . . . . . . . . .

199 856 . . .

. POINT

. 4

. . . . 4

. . . 15 . . .

. . . . . . . . . .

199 855 . . .

. BASE

. 1

. . . . 1

. . . 16 . . .

. . . . . . . . . .

097 612 . .

BRACKET, mtg spark gap

. 1

. . . . 1

. . . 17 . . .

. . . . . . . . . .

133 845 . .

STRIP, mtg HF coil

. 1

. . . . 1

. . . 18 . . .

. . . . . . . . . .

059 873 . .

TUBING, stl .375 OD x .256 ID

. 2

. . . . 2

. . . 19 . . .

. T2

186 357 . .

COIL, HF coupling

. 1

. . . .

1

. . . 20 . . .

. T3

036 135 . .

TRANSFORMER, control 115-24VAC

. 1

 

 

 

. . . 20 . . .

. T3

099 002 . .

TRANSFORMER, control 75VA 230V

. . .

. . . .

.

1

. . . 21 . . .

. R2

030 603 . .

RESISTOR, WW fxd 10W 10K ohm

. 1

. . . . 1

. . . 22 . . .

. C5

191 944 . .

CAPACITOR, polyp film 10uf 250VAC

. 1

. . . . 1

. . . 23 . . .

PLG2 . . .

131 059 . .

CONNECTOR PLUG & SOCKETS

. 1

. . . .

1

. . . 24 . . .

. T1

208 045 . .

TRANSFORMER, high voltage 115V pri

 

 

 

 

. . . . . . . . .

. . . . . . . . . .

. . . . . . . . . . .

3600V sec 30mA w/term

. 1

 

 

 

. . . 24 . . .

. T1

098 966 . .

TRANSFORMER, high voltage 230V pri 3600V sec

. . .

. . . .

.

1

. . . 25 . . .

ELEC . . .

099 255 . .

TERMINAL, power output neutral

. 2

. . . . 2

. . . 26 . .

WORK . . .

039 047 . .

TERMINAL, power output red

. 1

. . . .

1

. . . 27 . . .

. CR2 . . . .

. 116 592 . .

RELAY, encl 24VDC 3PDT

. 1

 

 

 

. . . 27 . . .

. CR2 . . . .

. 211 207 . .

RELAY, encl 24VAC 4PDT

. . .

. . . .

.

1

. . . . . . . . .

. . . . . . . . . .

*206 502 . .

SERVICE KIT, spark gap assembly

. 1

. . . .

1

*Recommended Spare Parts.

To maintain the factory original performance of your equipment, use only Manufacturer’s Suggested Replacement Parts. Model and serial number required when ordering parts from your local distributor.

Page 34 Page 36
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Page 34 Page 36
Contents Description OM-611Processes From Miller to You Table of Contents Page Electric Shock can kill Symbol UsageMarks a special safety message Arc Welding HazardsBuildup of GAS can injure or kill ARC Rays can burn eyes and skinWelding can cause fire or explosion Flying Metal can injure eyesCalifornia Proposition 65 Warnings About Pacemakers Principal Safety StandardsEMF Information − Consignes DE Sécurité − À Lire Avant Utilisation Identifie un message de sécurité particulierLE Bruit peut affecter l’ouïe LE Soudage peut causer un incen- die ou une explosionLES Particules Projetées peu- vent blesser les yeux LES Pièces Chaudes peuvent cau- ser des brûlures gravesLES Pièces Mobiles peuvent cau- ser des blessures Risque D’INCENDIE OU D’EXPLOLA Chute DE L’APPAREIL peut blesser ’EMPLOI Excessif peut FaireConsignes relatives aux stimulateurs cardiaques Principales normes de sécuritéInformation sur les champs électromagnétiques Typical Process Connections − InstallationSpecifications IN-GAS-OUT Installing Gas SupplyAmperage Control Power Source Plug Information And ConnectionsSocket Operator Control Receptacle Information And ConnectionsOperator Control Receptacle Socket Information Electrode Electrode OUT Work INPUT/OUTPUT Connecting To Weld Output TerminalsConnecting Input Power Controls High Frequency SwitchHigh Frequency Selector Switch − OperationShielding Gas Power Switch And Pilot LightPostflow Timer High Frequency Intensity ControlRoutine Maintenance Months − Maintenance & TroubleshootingAdjusting Spark Gaps Trouble Remedy TroubleshootingCircuit Diagram For 115 Volts Model − Electrical DiagramsCircuit Diagram For 230 Volts Model Weld Zone Incorrect Installation− High Frequency Welding Processes Requiring High FrequencyMetal Building Requirements Correct InstallationMetal Building AC − Argon AC − Argon − Amperage Range Gas Type PolarityPreparing Tungsten For Conventional AC Welding − Guidelines for TIG Welding GtawPreparing Tungsten Electrode For Welding Positioning The TorchTungsten With Filler Rod Torch Movement During WeldingPositioning Torch Tungsten For Various Weld Joints Tungsten Without Filler RodReturn To Table Of Contents Complete Assembly Part 1 of 2 115V Model − Parts ListComplete Assembly Part 1 Complete Assembly Part 2 of 2 115V Model Complete Assembly Part 2 Page Page Page Support ServiceMiller Electric Mfg. Co Owner’s Record
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