Instruction/ maintenance manual of the product MSC-2 Miller Electric
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MOT ORIZED SLIDE MSC-2 Processes Description Automatic W elding Motorized Slide Automatic W elding OM-1096 091 504D February 2001 Visit our website at www.
Miller Electric manufactures a full line of welders and welding related equipment. For information on other quality Miller products, contact your local Miller distributor to receive the latest full line catalog or individual catalog sheets. T o locate your nearest distributor or service agency call 1-800-4-A-Miller , or visit us at www .
T ABLE OF CONTENTS SECTION 1 – SAFETY PRECAUTIONS - READ BEFORE USING 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1. Symbol Usage 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
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OM-1096 Page 1 SECTION 1 – SAFETY PRECAUTIONS - READ BEFORE USING som _nd_4/98 1-1. Symbol Usage Means W arning! W atch Out! There are possible hazards with this procedure! The possible hazards are shown in the adjoining symbols. Y Marks a special safety message.
OM-1096 Page 2 Arc rays from the welding process produce intense visible and invisible (ultraviolet and infrared) rays that can burn eyes and skin. Sparks fly off from the weld. ARC RA YS can burn eyes and skin. D Wear a welding helmet fitted with a proper shade of filter to protect your face and eyes when welding or watching (see ANSI Z49.
OM-1096 Page 3 1-3. Additional Symbols For Installation, Operation, And Maintenance FIRE OR EXPLOSION hazard. D Do not install or place unit on, over , or near combustible surfaces. D Do not install unit near flammables. D Do not overload building wiring – be sure power supply system is properly sized, rated, and protected to handle this unit.
OM-1096 Page 4 1-5. EMF Information Considerations About W elding And The Effects Of Low Frequency Electric A n d M a g netic Fields W elding current, as it flows through welding cables, will cause electro- magnetic fields. There has been and still is some concern about such fields.
OM-1096 Page 5 SECTION 2 – SPECIFICA TIONS 2-1. Motorized Slide Specifications Specification Description Input Power 1 15 V olts AC From MSC-2 Max. Load Capacity 12 in. (305 mm) From Cover (Face Plate) V ertical Mounting: 75 lbs (34 kg); Horizontal Mounting: 74 lbs (33 kg) (See Section 2-3) T otal Slide T ravel 5 in.
OM-1096 Page 6 2-4. Motorized Slide Dimensions ST-091 229-A A B C D E F G H J A B C* D E F G H J 5 14 14-3/8 9-3/8 5/8 1 1-3/16 1 5-19/32 17/32 127 356 365 238 16 284 25 142 13 Inches Millimeters *T o bottom of mounting feet.
OM-1096 Page 7 SECTION 3 – INST ALLA TION 3-1. Location IMPORT ANT : Mount slide so motor and cables are away from weld zone to protect from heat and spatter . Th e motorized slide is normally installed onto the cross arm of a side beam opposite the side beam control.
OM-1096 Page 8 3-3. Remote Movement Control Connections ST-154 577 Slide movement can be controlled by a remote device having a set of normally-open contacts. Timing of the contact closure is controlled by the remote device. 1 MSC-2 Control Open control door .
OM-1096 Page 9 SECTION 4 – OPERA TION 4-1. MSC-2 Control ST-154 638 1 Power Switch 2 Pilot Light Us e switch to turn unit and pilot light ON and OFF .
OM-1096 Page 10 4-2. Motorized Slide Limit Switch Ref. ST-154 578 1 Limit Switch 2 Slide Stop 3 Nut Slide movement stops when stop hits limit switch. This can be used as a starting refer- ence point for weld repeatability . The stop can be adjusted. Loosen nut, turn screw in or out to desired length, and tighten nut.
OM-1096 Page 1 1 5-3. Slide Maintenance ST-154 580 Turn OFF and unplug unit. 1 Gun Mounting Plate 2 Slide Cover With Seal 3 Shaft 4 Screw Lead 5 Pillow Block Oil Hole Disassemble as shown. Wipe all surfaces clean. Lubricate pillow block with No. 20 oil.
OM-1096 Page 12 5-5. T roubleshooting T rouble Remedy Unit does not work; pilot light not on. Check fuse F1. Replace if open (see Section 5-2). Erratic movement. Check plug and terminal strip connections (see Sections 3-2 and 3-3). Slide moves in only one direction.
OM-1096 Page 13 SECTION 6 – ELECTRICAL DIAGRAMS 123 536-B 2 1 5 C1 C A D LS1 BLK RED 501 500 502 505 WHT 504 503 RC1 B (CCW) (CW) D 501 A 505 B 504 C 502 1T C2 BLK WHT GRN Figure 6-1.
OM-1096 Page 14 SECTION 7 – P ARTS LIST ST-091 230-B . Hardware is common and not available unless listed. 1 2 3 4 5 6 6 7 8 9 10 11 12 13 14 15 16 17 18 14 13 11 19 20 21 22 23 24 25 26 27 28 29 6 30 31 32 8 33 Figure 7-1.
OM-1096 Page 15 Description Part No. Dia. Mkgs. Item No. Figure 7-1. Motorized Slide Quantity 1 009 278 FOOT , closer seal 4 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
OM-1096 Page 16 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 9 22 21 20 19 18 23 ST-098 848-B 17 . Hardware is common and not available unless listed. Figure 7-2.
OM-1096 Page 17 Description Part No. Dia. Mkgs. Item No. Figure 7-2. MSC-2, Motorized Slide Control Quantity 1 1T 038 782 BLOCK, term 20A 10P 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
OM-1096 Page 18 Notes.
Warranty Questions? Call 1-800-4-A-MILLER for your local Miller distributor. miller_warr 7/00 Y ou r distributor also gives you ... Service Y ou always get the fast, reliable response you need. Most replacement parts can be in your hands in 24 hours. Support Need fast answers to the tough welding questions? Contact your distributor .
PRINTED IN USA 2001 Miller Electric Mfg. Co. 1/01 Miller Elect ric Mfg. Co. An I l li noi s T ool Works Company 1635 W est S pencer St reet Applet on, WI 54914 USA International He adquarters – .
An important point after buying a device Miller Electric MSC-2 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Miller Electric MSC-2 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Miller Electric MSC-2 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Miller Electric MSC-2 you will learn all the available features of the product, as well as information on its operation. The information that you get Miller Electric MSC-2 will certainly help you make a decision on the purchase.
If you already are a holder of Miller Electric MSC-2, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Miller Electric MSC-2.
However, one of the most important roles played by the user manual is to help in solving problems with Miller Electric MSC-2. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Miller Electric MSC-2 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
