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Hydracool 270
OWNER'S MANUAL
OM-266 361B
Processes
TIG (GTAW) Welding
MIG (GMAW) Welding
Description
CE
2015−06

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Table of Contents
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Summary of Contents for Miller hydracool 270 CE

  • Page 1 OM-266 361B 2015−06 Processes TIG (GTAW) Welding MIG (GMAW) Welding Description Hydracool 270 OWNER’S MANUAL Visit our website at www.MillerWelds.com...
  • Page 2 From Miller to You Thank you and congratulations on choosing Miller. Now you can get the job done and get it done right. We know you don’t have time to do it any other way. That’s why when Niels Miller first started building arc welders in 1929, he made sure his products offered long-lasting value and superior quality.
  • Page 3: Table Of Contents

    TABLE OF CONTENTS SECTION 1 − SAFETY PRECAUTIONS - READ BEFORE USING ....... . . 1-1.
  • Page 4: Declaration Of Conformity

    DECLARATION OF CONFORMITY for European Community (CE marked) products. ITW Welding Italy S.r.l Via Privata Iseo 6/E, 20098 San Giuliano M.se, (MI) Italy declares that the prod­ uct(s) identified in this declaration conform to the essential requirements and provisions of the stat­ ed Council Directive(s) and Standard(s).
  • Page 5: Section 1 − Safety Precautions - Read Before Using

    SECTION 1 − SAFETY PRECAUTIONS - READ BEFORE USING coolers 2013-10 Protect yourself and others from injury — read, follow, and save these important safety precautions and operating instructions. 1-1. Symbol Usage DANGER! − Indicates a hazardous situation which, if Indicates special instructions.
  • Page 6: California Proposition 65 Warnings

    D Perform maintenance and service according to the Owner’s READ INSTRUCTIONS. Manuals, industry standards, and national, state, and local codes. D Read and understand the Safety Data Sheets (SDSs) and the D Read and follow all labels and the Owner’s manufacturer’s instructions for adhesives, coatings, cleaners, Manual carefully before installing, operating, or consumables, coolants, degreasers, fluxes, and metals.
  • Page 7: Section 2 − Definitions

    SECTION 2 − DEFINITIONS 2-1. Additional Safety Symbols And Definitions Some symbols are found only on CE products. Warning! Watch Out! There are possible hazards as shown by the symbols. Safe1 2012−05 Do not discard product (where applicable) with general waste. Reuse or recycle Waste Electrical and Electronic Equipment (WEEE) by disposing at a designated collection facility.
  • Page 8: Miscellaneous Symbols And Definitions

    Plugged filter or hoses can cause overheating to the power source and torch. Safe50 2012−05 100 h. Std. Every 100 hours, check and clean filter and check condition of hoses. Safe51 2012−05 2-2. Miscellaneous Symbols And Definitions Some symbols are found only on CE products. Water (Coolant) Amperage Output...
  • Page 9: Section 3 − Specifications

    Coolant *HF: High Frequency Current ° ° **MILLER coolants protect to -37 F (-38 C) and resist algae growth. NOTICE − Use of any coolant other than those listed in the table voids the warranty on any parts that come in contact with the coolant (pump, radiator, etc.).
  • Page 10: Section 4 − Installation

    B. Information On Electromagnetic Fields (EMF) This equipment shall not be used by the general public as the EMF limits for the general public might be exceeded during welding. This equipment is built in accordance with EN 60974−1 and is intended to be used only in an occupational environment (where the general public access is prohibited or regulated in such a way as to be similar to occupational use) by an expert or an instructed person.
  • Page 11: Installing Unit On A Sth 270 Welding Power Source And Connecting 400 Vac Input Power

    4-2. Installing Unit On A STH 270 Welding Power Source And Connecting 400 VAC Input Power Welding Power Source Have only qualified persons make this installation. Disconnect and lockout/tag- out input power before con- necting input conductors from unit. Follow estab- lished procedures regarding the installation and removal of lockout/tagout devices.
  • Page 12: Section 5 − Operation

    SECTION 5 − OPERATION 5-1. Control Panel Tank Filler Neck Supplementary Protector (CB1) Power On/Off Light Quick Connect; Water Out Quick Connect; Water In Power On/Off Switch Front Back 956172138_3-A Notes OM-266 361 Page 8...
  • Page 13: Section 6 − Maintenance & Troubleshooting

    SECTION 6 − MAINTENANCE & TROUBLESHOOTING 6-1. Routine Maintenance Disconnect power before maintaining. n = Check Z = Change ~ = Clean l = Replace Reference * To be done by Factory Authorized Service Agent Every NOTICE − Clean coolant filter. Severe condi- tions may require more frequent cleaning (con- Months tinuous use, high/low temperatures, dirty envi-...
  • Page 14: Flow Direction

    6-3. Flow Direction Blue Outlet Flow Filter Inlet Flow Tank Radiator 956172140-A 6-4. Troubleshooting Trouble Remedy Coolant system does not work. Be sure cooler input power and communication cables from power source are connected to cooler receptacles. Check input power line fuses or circuit breaker, and replace or reset if necessary. Have Factory Authorized Service Agent check motor.
  • Page 15: Section 7 − Electrical Diagram

    SECTION 7 − ELECTRICAL DIAGRAM 956172139_A OM-266 361 Page 11...
  • Page 16: Section 8 − Parts List

    SECTION 8 − PARTS LIST Hardware is common and not available unless listed. 26 27 956172138_5-A Figure 8-1. Main Assembly, Hydracool 270 CE OM-266 361 Page 12...
  • Page 17 Item Dia. Part Mkgs. Description Figure 8-1. Main Assembly, Hydracool 270 CE +116121128 Wrapper ..............
  • Page 18 Notes...
  • Page 19 Effective January 1, 2015 (Equipment with a serial number preface of MF or newer) This limited warranty supersedes all previous Miller warranties and is exclusive with no other guarantees or warranties expressed or implied. LIMITED WARRANTY − Subject to the terms and conditions 90 Days —...
  • Page 20 File a claim for loss or damage during Phone: 39 (0) 2982901 Fax: 39 (0) 298290-203 shipment. email: miller@itw−welding.it For assistance in filing or settling claims, contact your distributor and/or equipment manufacturer’s Transportation Department. © ORIGINAL INSTRUCTIONS − PRINTED IN USA 2015 Miller Electric Mfg. Co. 2015−01...

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