Miller MTL-17 Owner's Manual

Air-cooled torches for gtaw welding

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Millerfi
January
1994
Form:
OM-1563B
Effective With
Style
No. KB-8
OWNERS
MANUAL
MTL-1 7 Torches
~'
F'~~
r.
Read and follow
these
instructions and all
safety
blocks
carefully.
Have
only
trained and
qualified
persons
install, operate,
or
service this unit.
Give
this manual
to
the
operator.
~
.
For
help,
call your distributor
or:
MILLER Electric
Mfg.
Co.,
P.O. Box
1079,
Appleton,
WI 54912
414-734-9821
Call your
distributor if you do not understand
the directions.
Air-Cooled Torches For GTAW
Welding
Rated At 150
Amperes
100%
Duty Cycle Using Argon Shielding
Gas
.020 Thru 1/8 in
(0.5
Thru 3.2
mm)
Tungsten
Size
Capacity
Includes 12-1/2 Or 25 ft
(3.8
or
7.6
m)
Cable
Remote Contactor And Current Control Available
Tungsten
Electrode And Some Torch Parts Needed
cover
7/93
ST-120
869
'
1993
MILLER Electric
Mig.
co.
PRINTED
IN
USA

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Summary of Contents for Miller MTL-17

  • Page 1 Thru 3.2 Tungsten Size Capacity Cable (3.8 Electrode And Some Torch Parts Needed instructions and all Give qualified persons Appleton, 1993 MILLER Electric Mig. Form: OM-1563B Style No. KB-8 F'~~ this manual operator. help, call your distributor MILLER Electric P.O. Box Mfg.
  • Page 2 MILLERS TRUE BLU ETM LIMITED WARRANTY (Equipment This Limited warranty suoersedes previous WARRANTY Sub~ect below. MILLER Electric LIMITED terms conditions Appleton Wisconsin original retail warrants to its MILLER ehectine dale Cl this limited equipment sold alter m,rteriLtl shipped by MILLER THIS...
  • Page 3 SAFETY PRECAUTIONS FOR GTAW TORCHES WARNING PROTECT YOURSELF AND OTHERS FROM POSSIBLE SERIOUS INJURY OR DEATH. KEEP CHILDREN AWAY. PACEMAKER WEARERS KEEP AWAY UNTIL welding, in most jobs, exposure safety information below is only given Manual. Read and follow all Owners source power...
  • Page 4 TABLE OF SAFETY INFORMATION SECTION SPECIFICATIONS SECTION 2-1. Duty Cycle SECTION 3- INSTALLATION & OPERATION Required Torch Parts And Torch 3-1. 3-2. Adjusting Flex-Lok Head 3-3. Connecting Torch TROUBLESHOOTING SECTION MAINTENANCE & SECTION TUNGSTEN ELECTRODE Electrode 5-1. Selecting Tungsten 5-2. Preparing Tungsten SECTION PARTS LIST...
  • Page 5: Safety Information

    SPECIFICATIONS Table 2-1. Welding Torch Description Torch; L: Flex 17: 150 Rating; Lok; Ampere (7.6 m) Cable; One-Piece Cable MTL-17-12 Miller Torch; Flex Lok; Amperes Using Argon (0.5 Thru 3.2 (3.8 m) 25 ft (7.6 m) Cable Cable Ib(1.1 kg);...
  • Page 6: Duty Cycle

    Duty Cycle 2-1. CAUTIONS WELDING LONGER THAN RATED DUTY CYCLE weld at rated load than shown below. longer Definition Duty Cycle minutes that torch rated load without Minutes 3- INSTALLATION & OPERATION SECTION Torch Parts And Torch 3-1. Required Torch Parts Required Torch Parts Assembling...
  • Page 7 Flex-Lok Head 3-2. Adjusting CAUTION TOOLS damage torch. tools flex-bk head. hand adjust torch Hold stem and turn head lull turn. Turn head and desired stem to angle. Hold stem and head until tight. turn Flex-Lok Head Figure 3-2. Adjusting Head Adjusting Stem...
  • Page 8 3-3. Torch Connecting BUILDUP OF SHIELDING GAS Shut off shielding supply applicable. install high-frequency Torch With Gas Valve Torch Without Gas Valve OM-1563 Page READ SAFETY BLOCKS 4jj~1 of manual kill. harm health when not in use. unit, ________ Figure 3-3.
  • Page 9: Maintenance And Troubleshooting

    MAINTENANCE & TROUBLESHOOTING SECTION Turn Off all power before Figure N OTE Before using electrode Trouble Lack of high frequency~ difficulty establishing arc. Torch gas valve working properly (if applicable). control of direction of Wandering poor arc. oxidizing Tungsten electrode remaining after conclusion of weld.
  • Page 10: Selecting Tungsten

    SECTION 5- TUNGSTEN ELECTRODE NOTE ~ Foradditional Welding (GTAW) Wear clean Selecting Tungsten Electrode 5-1. Electrode Diameter Argon Negative/Straight Polarity Pure Tungsten (Green Band) .010, .020 5-20 .040 15-80 1/16 70-150 3/32 125-225 225-360 5/32 360450 3/16 450-720 720-950 2% Thorium Alloyed Tungsten (Red Band)
  • Page 11: Preparing Tungsten

    5-2. Preparing Tungsten 1iI~IIE 5-1. Preparing Tungsten Figure CAUTION FLYING SPARKS AND HOT METAL Shape electrode tungsten Keep flammables away. Electrode Diameter Ideal Tungsten Wrong Tungsten Preparation Figure 5-2. Preparing Tungsten 1-1/2 Times Electrode Diameter For AC Or DC Electrode Positive and start fires.
  • Page 12: Parts List

    SECTION 6-22 Item Stock Model Figure TUNGSTEN, CUP, COLLET FL3L SERIES 118 526 116256. 300HS HEAT 3GHS HEAT .119 914 .119 915 3GHSLD HEAT 116203... 01-0009 HEAD ADJUSTMENT .116260... 300R 0-RING COLLET, 300S BACKCAP, 116259.. 116 258... 300M BACKCAP, .116 257... 300L BACKCAP, .116260...
  • Page 13 R e v e r s e 4 C - X X X 7 C - X X X C o l l e l C o l l e i S h o r t S t a n d a r d R e v e r s e 3 C - X X X C o l l e t...
  • Page 14 Table 6-1. Cross Reference To STOCK NO. MODEL NO. 3020 116367 116368 3C40 116369 3C116 116 370 3C332 116371 3C418 116 379 7C20 7C40 116 380 70116 116381 116382 7C332 7C418 116383 116 361 3CB20 116 362 3CB40 116363 3CB116 3CB332 116364 3CB418...
  • Page 16: Options And Accessories

    OPTIONS AND ACCESSORIES For TOTAL TIG system, select each of the following items: Welding source power TIG torch kits listed below) (see Coolant (it using system water cooled torch) Remote control Note: The other items necessary weld cable. primary power source and filler metal.
  • Page 17 Capacity 25 ft (3.8 Cable Electrode And Some Torch Parts Needed Give this manual qualified persons ?~i1~ understand Appleton, 1993 MILLER Electric MIg. Form: OM-1563B Style No. KB-B to the operator. help, call your distributor MILLER Electric P.O. Box Mfg.
  • Page 18 Date of Purchase Effective January 1. 1992 with serial number preface of KC MtLLER erctusiue witn other warranties guarantees MILLER Electric Remote Controls retail purchaser that Accessory Kits free of warranty Replacement EXPRESS OR MILLER Tue B1ue Limited AND FIT.
  • Page 19: Emf Information

    SAFETY PRECAUTIONS FOR GTAW TORCHES WARNING~.~ PROTECT YOURSELF AND OTHERS FROM POSSIBLE SERIOUS INJURY OR DEATH. KEEP CHILDREN PACEMAKER WEARERS KEEP AWAY UNTIL CONSULTING YOUR DOCTOR. AWAY. welding, most jobs, exposure information below safety given Owners Manual. Read and follow all power source INSTALLATION, OPERATION, MAINTENANCE,...
  • Page 20 TABLE OF SAFETY INFORMATION SECTION SECTION SPECIFICATIONS DutyCycle 2-1. SECTION 3-INSTALLATION & OPERATION Required Torch Parts And Torch 3-1. Flex-Lok Head 3-2. Adjusting 3-3. Connecting Torch MAINTENANCE & TROUBLESHOOTING SECTION SECTION TUNGSTEN ELECTRODE Electrode 5-1. Selecting Tungsten 5-2. Preparing Tungsten 6- PARTS LIST SECTION Figure...
  • Page 21 Safety SPECIFICATIONS Table 2-1. Welding Torch Description Torch; Flex Lok; 17: 150 Ampere Rating; (7.6 m) Cable; One-Piece Cable MTL-17-12 Miller Torch; Flex Lok; Ampere Rating; Thru 1/8 Thru 3.2 (0.5 (3.8 m) 25 ft (7.6 m) Cable Cable (1.1 kg), Net: 4.5 lb...
  • Page 22 Duty Cycle 2-1. CAUTION WELDING LONGER THAN RATED DUTY CYCLE not weld at rated load longer than shown below. Definition Duty Cycle percentageof minutes that torch rated load without SECTION 3- INSTALLATION & OPERATION 3-1. Required Torch Parts And Torch Required Torch Parts Torch Parts...
  • Page 23 3-2. Adjusting Flex-Lok Head CAUTION_____ TOOLS damage torch. hand tools adjust torch flex-bk head. Hold and turn head full turn. stem Turn head and stem to desired angle. Hold and turn head until stem tight. Figure 3-2. Adjusting Flex-Lok Head Head Stem Adjusting...
  • Page 24 Torch 3-3. Connecting 4//~~~ l.~\ BUILDUP OF SHIELDING GAS Shut off shielding supply applicable, install high-frequency Torch With Gas Valve Torch Without Gas Valve OM-1563 Page READ SAFETY BLOCKS harm health kill. when use. unit. Figure 3-3. Torch Connecting beginning 9/91 warnll Turn Off...
  • Page 25 MAINTENANCE & TROUBLESHOOTING SECTION Turn Off all power before NOTE Before using electrode Trouble establishin~ high frequency~ difficulty Lack arc. Torch gas valve working property (if applicable). poor control of direction of Wandering electrode Tungsten oxidizing remaining after conctusion of weld. bright k~-~ READ SAF...
  • Page 26 SECTION NOTE ~ Foradditional in Welding (GTAW) Wear clean Electrode Selecting Tungsten 5-1. Electrode Diameter Argon Negative/Straight Polarity Pure Tungsten (Green Band) .010 UptolS .020 5-20 .040 15-80 1/16 70-150 3/32 125-225 225-360 5/32 360-450 3/16 450-720 720-950 2% Thorium Alloyed Tungsten (Red Band) .010...
  • Page 27 5-2. Preparing Tungsten ____________________ Figure 5-1. Preparing Tungsten CAUTION FLYING SPARKS AND HOT METAL Shape tungsten electrode only flammables away. Keep Electrode Diameter Ideal Tungsten Preparation Wrong Tungsten Preparation 5-2. Preparing Tungsten Figure 1-1/2 Times ctrode Diameter For AC Or DC Electrode Positive injury and start fires.
  • Page 28 SECTION 6- PARTS LIST Fig6-2 Stock Item Model Figure TUNGSTEN, CUP, COLLET 118 526 FL3L SERIES 116 256. 300HS 3GHS HEAT .119 914. 3GHSLD HEAT .119 915 HEAD 116203. 01-0009 .116260. 300R COLLET, 259. 300S BACKCAP, 116 258. 300M BACKCAP, BACKCAP, .116 257 300L...
  • Page 29 U s i n g Duty Body W h e n C o n t i n u o u s C o t l e t / C o l l e t R e d u c e R a t i n g S h o r t S t a n d a r d...
  • Page 30 Table 6-1. Cross Reference To COMPETITIVE STOCK NO. MODEL NO. 116367 3020 116 368 3C40 116369 3C116 3C332 116370 116371 3C418 116 379 7C20 116380 7C40 116381 7C116 116 382 70332 116 383 7C418 116361 3CB20 116 362 3CB40 3CB116 116363 116 364 3CB332...
  • Page 32: Remote Controls

    OPTIONS ACCESSORIES For TOTAL TlG~ select system, each of the following items: Welding power source torch below) (see kits listed Coolant system (if using water cooled torch) Remote control Note: The other items necessary weld primary cable. source power and filler metal. shielding gas, KIT FOR MT17...

Table of Contents