English dropdown-ico

Miller Electric OM-225A manual

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28

Go to page of

Similar user manuals

A good user manual

The rules should oblige the seller to give the purchaser an operating instrucion of Miller Electric OM-225A, along with an item. The lack of an instruction or false information given to customer shall constitute grounds to apply for a complaint because of nonconformity of goods with the contract. In accordance with the law, a customer can receive an instruction in non-paper form; lately graphic and electronic forms of the manuals, as well as instructional videos have been majorly used. A necessary precondition for this is the unmistakable, legible character of an instruction.

What is an instruction?

The term originates from the Latin word „instructio”, which means organizing. Therefore, in an instruction of Miller Electric OM-225A one could find a process description. An instruction's purpose is to teach, to ease the start-up and an item's use or performance of certain activities. An instruction is a compilation of information about an item/a service, it is a clue.

Unfortunately, only a few customers devote their time to read an instruction of Miller Electric OM-225A. A good user manual introduces us to a number of additional functionalities of the purchased item, and also helps us to avoid the formation of most of the defects.

What should a perfect user manual contain?

First and foremost, an user manual of Miller Electric OM-225A should contain:
- informations concerning technical data of Miller Electric OM-225A
- name of the manufacturer and a year of construction of the Miller Electric OM-225A item
- rules of operation, control and maintenance of the Miller Electric OM-225A item
- safety signs and mark certificates which confirm compatibility with appropriate standards

Why don't we read the manuals?

Usually it results from the lack of time and certainty about functionalities of purchased items. Unfortunately, networking and start-up of Miller Electric OM-225A alone are not enough. An instruction contains a number of clues concerning respective functionalities, safety rules, maintenance methods (what means should be used), eventual defects of Miller Electric OM-225A, and methods of problem resolution. Eventually, when one still can't find the answer to his problems, he will be directed to the Miller Electric service. Lately animated manuals and instructional videos are quite popular among customers. These kinds of user manuals are effective; they assure that a customer will familiarize himself with the whole material, and won't skip complicated, technical information of Miller Electric OM-225A.

Why one should read the manuals?

It is mostly in the manuals where we will find the details concerning construction and possibility of the Miller Electric OM-225A item, and its use of respective accessory, as well as information concerning all the functions and facilities.

After a successful purchase of an item one should find a moment and get to know with every part of an instruction. Currently the manuals are carefully prearranged and translated, so they could be fully understood by its users. The manuals will serve as an informational aid.

Table of contents for the manual

  • Page 1

    Processes Description Air Plasma Cutting and Gouging Air Plasma Cutter OM-225A February 1998 Eff. w/Serial Number KG155768 Spectrum 650 Cut F orc e R  Visit our website at www.MillerWelds.com[...]

  • Page 2

    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 .MillerW eld[...]

  • Page 3

    OM-225 Page 1 SECTION 1 – SAFETY PRECAUTIONS - READ BEFORE USING pom _nd_5/97 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. . Means “Note”; not safety related. This group of symbols means W arning! Watch O[...]

  • Page 4

    OM-225 Page 2 Sparks and hot metal blow out from the cutting arc. Chipping and grinding cause flying metal. FL YING SP ARKS can cause injury . D W ear approved face shield or safety goggles with side shields. D W ear proper body protection to protect skin. D Wear flame-resistant ear plugs or ear muf fs to prevent sparks from entering ears. Arc rays[...]

  • Page 5

    OM-225 Page 3 1-3. Additional Symbols For Installation, Operation, And Maintenance HOT P ARTS can cause severe burns. D Do not touch hot parts bare handed. D Allow cooling period before working on torch. MOVING P ARTS can cause injury . D Keep away from moving parts such as fans. D Keep all doors, panels, covers, and guards closed and securely in p[...]

  • Page 6

    OM-225 Page 4 1-5. EMF Information Considerations About Welding Or Cutting And The Ef fects Of Low Frequency Electric And Magnetic Fields W elding or cutting current, as it flows through the welding or cutting cables, will cause electromagnetic fields. There has been and still is some concern about such fields. However , after examining more than 5[...]

  • Page 7

    OM-225 Page 5 SECTION 1 – CONSIGNES DE S É CURIT É – LIRE A V ANT UTILISA TION pom_nd_fre_5/97 1-1. Signification des symboles Signifie Mise en garde ! Soyez vigilant ! Cette proc é dure pr é sente des risques de danger ! Ceux-ci sont identifi é s par des symboles adjacents aux directives. Y Identifie un message de s é curit é particulie[...]

  • Page 8

    OM-225 Page 6 D N ’ approchez pas le tube du chalumeau et l ’ arc pilote lorsque la g â chette est enfonc é e. D Le c â ble de masse doit ê tre pinc é correctement sur la pi è ce à couper , m é tal contre m é tal (et non de telle sorte qu ’ il puisse se d é tacher), ou sur la table de travail le plus pr è s possible de la ligne de [...]

  • Page 9

    OM-225 Page 7 1-3. Dangers suppl é mentaires en relation avec l ’ installation, le fonctionnement et la maintenance DES PIECES CHAUDES peuvent pro- voquer des br û lures graves. D Ne pas toucher des parties chaudes à mains nues. D Laisser refroidir avant d ’ intervenir sur la torche. DES ORGANES MOBILES peuvent provoquer des blessures. D S ?[...]

  • Page 10

    OM-225 Page 8 1-5. Information sur les champs é lectromagn é tiques Donn é es sur le soudage é lectrique et sur les ef fets, pour l ’ organisme, des champs magn é tiques basse fr é quence Le courant de soudage ou de coupage passant dans les c â bles de puis- sance c r é e des causera des champs é lectromagn é tiques. Il y a eu et il y a[...]

  • Page 11

    OM-225 Page 9 SECTION 2 – INST ALLA TION 2-1. Specifications Input Power Rated Output Amperes Input at Rated Load Output T ype of Output Plasma Gas Plasma Gas Flow/ Rated Cutting Maximum Open- Circuit Power 230 V 460 V KV A KW Output Gas Pressure Capacity V oltage DC Single- Phase 50 A @ 1 1 0 V olts DC, 50% Duty Cycle 48 (0.4*) 24 (0.2*) 1 1.2 ([...]

  • Page 12

    OM-225 Page 10 2-3. Cutting Speed The cutting speed curves show the recommended maximum cutting speed capabilities of the power source and torch for mild steel of various thickness. Cut at speeds below the lines shown t o avoid poor cuts and torch wear . ST-180 909 Cutting speed is approximately 10 inches per minute at 5/8 in mild steel thickness a[...]

  • Page 13

    OM-225 Page 1 1 19 in (483 mm) 2-4. Selecting A Location Ref. ST-801 390 / ST -801 393 1 Lifting Handles Use handles to lift unit. 2 Hand Cart Use cart or similar device to move unit. 3 Rating Label Use rating label to determine input power needs. 4 Line Disconnect Device Locate unit near correct input power supply . Y Special installation may be r[...]

  • Page 14

    OM-225 Page 12 2-5. Connecting Work Clamp And Gas/Air Supply 1 Work Clamp 2 W orkpiece Connect work clamp to a clean, paint-free location on workpiece, as close to cutting area as possible. 3 Gas/Air Input (Female 1/4 NPT) 4 Quick Connect Gas Fitting 5 Standard Pipe Fitting (Male 1/4 Inch) Obtain desired fitting. W rap threads with teflon tape or a[...]

  • Page 15

    OM-225 Page 13 L1 2-7. Connecting Input Power input_2 – 3/96 / Ref. ST-144 221 / Ref. ST -070 399-C / Ref. ST -801 390 / ST-801 392 Check input voltage available at site. 1 Input V oltage Selector Switch 2 Selector Switch Label Rotate switch to match input voltage. 3 Input And Grounding Conductors 4 Line Disconnect Device See Section 2-6. For sin[...]

  • Page 16

    OM-225 Page 14 SECTION 3 – OPERA TION 3-1. Controls ST-801 394 12 3 5 1 Power Switch 2 Power Light Power light comes On when Power switch is placed in On position. When unit is turned On, the power light blinks for a short time (3 seconds for 230 V AC, 1 se- cond f o r 460 V AC) to indicate a delay during which the circuits are being initialized.[...]

  • Page 17

    OM-225 Page 15 3-2. Sequence Of Operation Put On Personal Safety Equipment Install & Connect Equipment EXAMPLE Of Cutting Operation ST-801 400-A Press trigger . Pilot arc starts. Postflow continues for approx. 20 to 30 seconds after releasing trigger; cutting arc can be instantly restarted during postflow by pressing trigger . Check T orch Tip,[...]

  • Page 18

    OM-225 Page 16 SECTION 4 – MAINTENANCE & TROUBLESHOOTING 4-1. Routine Maintenance Y Disconnect power before maintaining. . Maintain more often during severe conditions. Each Use Check T orch T ip, Electrode, And Shield Cup Check Gas/Air Pressure Every Week Check Shield Cup Shutdown System 3 Months Service A i r Filter/Regulator Replace Damage[...]

  • Page 19

    OM-225 Page 17 4-2. T rouble Lights 1 Pressure Light Lights if gas/air pressure is below 40 PSI (276 kPa). Tur n power Of f, and check for prop- er gas/air pressure (see Section 2-5). 2 Cup Light Lights if shield cup is loose. T urn power Off, and check shield cup connection (see torch Owner ’ s Manual). Power must be reset whenever the cup shutd[...]

  • Page 20

    OM-225 Page 18 4-4. T roubleshooting T rouble Remedy No pilot arc; dif ficulty in establishing an arc. Clean or replace worn consumables as necessary (see torch Owner ’ s Manual). Check for damaged torch or torch cable (see torch Owner ’ s Manual). No cutting output; Power light of f; T rouble lights of f; Ready light o f f; fan mo- tor FM does[...]

  • Page 21

    OM-225 Page 19 SECTION 5 – ELECTRICAL DIAGRAM SC-186 187 Figure 5-1. Circuit Diagram[...]

  • Page 22

    OM-225 Page 20 SECTION 6 – P ARTS LIST Figure 6-1. Complete Assembly 1 2 3 4 5 6 7 89 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 23 32 31 30 27 33 34 37 36 35 39 38 40 41 42 43 44 45 46 47 48 49 50 ST-801 407-B 29 28 51 52[...]

  • Page 23

    OM-225 Page 21 Description Part No. Dia. Item No. Figure 6-1. Complete Assembly Quantity Mkgs. 1 126 026 LABEL, warning electric shock 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 171 321 KIT , replacement handle black 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [...]

  • Page 24

    OM-225 Page 22 Description Part No. Dia. Item No. Figure 6-1. Complete Assembly (Continued) Quantity Mkgs. 48 R1,3 181 391 RESISTOR, .3 ohm 140W 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49 PC5 181 389 CF PWB, assembly 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .[...]

  • Page 25

    OM-225 Page 23 Notes[...]

  • Page 26

    OM-225 Page 24 Notes[...]

  • Page 27

    Warranty Questions? Call 1-800-4-A-MILLER for your local Miller distributor. miller_warr 7/00 Y our 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 . The expertise o[...]

  • Page 28

    PRINTED IN USA  2000 Miller Electric Mfg. Co. 6/00 Miller Elect ric Mfg. Co. An I l li noi s T ool W orks Company 1635 W est S pencer Street Applet on, W I 5 4914 USA International He adquarte rs – USA USA Phone: 920-735-4505 Auto-A t t ended USA & C anada F AX: 920-735-4134 Int ernational F AX: 920-735-4125 European Headqua rters – Unit[...]