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Troubleshooting
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Summary of Contents for LOKERMANN GRAND PIPE 270 MULTI
- Page 1 USER MANUAL INVERTER Based Welding Machines GRAND PIPE 270 M U L T I IMPORTANT: Read this OPERATOR MANUAL together with PRESCRIPTION AND COMPLIANCE MANUAL before to use this equipment. In case of loss one of two parts contact immediately your dealer. Allow the operator to consult this manual.
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Page 2: Table Of Contents
CONTENT 1 INSTALLATION WARNING 2 SUMMARY 2.1 Brief Introduction 2.2 Working Principle 2.3 Volt-Ampere Charateristic 3 INSTALLATION AND ADJUSTMENT 3.1 Parameters 3.2 Duty cycle & Over heat 3.3 Movement and placement 3.4 Power supply input connection 3.5 Polarity Connection （MMA） 3.6 Assembling the equipment (TIG) 4 OPERATION 4.1 Layout for the panel... -
Page 3: Installation Warning
INSTALLATION WARNING This machine is certified according to 60974-10:2014 Arc Welding Equipment Part 10: Electromagnetic Installation compatibility (EMC) requirement and the EUT belongs to Group 2 Class A. WARNING: This Class A equipment is intended for industrial use and it is not intended for use in warning residential locations where the elctrical power is provided by the public low-voltage supply system. -
Page 4: Summary
Brief characterized with portability, small size, lightweight, low energy consumption, etc. The parameters of GRAND PIPE 270 MULTI on the front panel all can be adjusted continuously and Introduction steplessly, such as start current, crater arc current, welding current, base current, duty ratio, upslope time, downslope time, pre-gas, post-gas, pulse frequency, hot start, arc force and arc length etc. -
Page 5: Installation And Adjustment
Models GRAND PIPE 270 MULTI Parameters Installation Power Supply Voltage (V) 1~110±10% 1~230±10% 1~400±10% 1~460±10% Frequency (Hz) 50/60 50/60 50/60 50/60 M M A M M A M M A M M A Adjustment Rated input Power (KW) 10.0 Rated input Current (I1... -
Page 6: Movement And Placement
Power supply GRAND PIPE 270 MULTI welding machines’ power supply connects to 110V- 460V. input When the power supply voltage is over the safe work voltage, there are over voltage and under... -
Page 7: Assembling The Equipment (Tig)
, please enquire us by mail or phone according to the accessory codes. When GRAND PIPE 270 MULTI welding machines are operated in HF ignition method, the ignition spark can cause interferences in equipment near the welding machine. Be sure to take specially safety precautions or shielding measures. -
Page 8: Control Panel
-shown on the display during welding. The illustration below shows an overview of the main settings needed for day-to-day working, using the GRAND PIPE 270 MULTI control panel as an example. You will find a detailed description of these settings in the following section. - Page 9 Unit GRAND PIPE 270 MULTI (1-110V) 5—150； GRAND PIPE 270 MULTI (1-230V) 5—250； GRAND PIPE 270 MULTI (3-230V) 5—270； GRAND PIPE 270 MULTI (1/3-400V/460V) 5—270； Base current Unit GRAND PIPE 270 MULTI (1-110V) 5—150； GRAND PIPE 270 MULTI (1-230V) 5—250；...
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Page 10: Argon Arc Welding Operation
Argon Arc The start current and crater current can be pre-set. This function can compensate the possible crater Welding that appears at the beginning and end of the welding. Thus, 4T is suitable for the welding of medium Operation thickness plates. Pulsed TIG long welding （4T）... -
Page 11: Operation Environment
Introduction ： 0 ： Press and hold the gun switch, Electromagnetic gas valve is turned on. The shielding gas starts to flow; 0〜t1 ： Pre flow time, adjustment range of pre flow time :0.0~2.0S; t1〜t2 ： Striking success, the output current slopes up to the setting current from minimum current (5A);... -
Page 12: Operation Notices
Operation Notices Read PRESCRIPTIONS AND COMPLIANCE MANUAL carefully before starting to use welding machine specified in this manual! Connect the ground wire with the machine directly. Input power must be AC as single/three phases, 50Hz, and 110V-460V. When turning on the power switch, no-load voltage may be present at the output of the machine. Do not touch the output electrode with any part of your body! Before operation, none concerned people should leave the working area. -
Page 13: Troubleshooting
Troublesho- Before arc machines are dispatched from the factory, they have already been tested and oting calibrated accurately. Please forbid anyone who is not authorized by our company to do any change or repair to the equipment! Maintenance course must be operated carefully. If any wire becomes flexible or is misplaced, it could be potential danger to user! Only professional maintenance personal that is authorized by us could overhaul the machine! Be sure to shut off the Main Input Power before doing any repair work on the welding machine! -
Page 14: Electrical Principle Drawing
Electrical principle drawing... - Page 16 LOKERMANN Srl, Via Produzione 16/18, 37044, Cologna Veneta, (VR)-Italy, Tel: +39 0442 1722469 lokermann@lokermann.eu - www.lokermann.eu...
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