2 – KEMPOWELD 4200, 4200W, 5500W / 0531 © KEMPPI OYCONTENTS1. PREFACE ..... 31.1. Introduction .........................................................................................................................31.2. Product introduction ............................................................................................................31.3. Operation safety..................................................................................................................41.4. Kempoweld panels..............................................................................................................51.4.1. Operation control and connectors .............................................................................................51.4.2. Parts of cooling unit Kempoweld 4200W and 5500W ...............................................................51.4.3. Rear plate of Kempoweld 4200, 4200W and 5500W ................................................................51.5. Wire feeder panels ..............................................................................................................61.5.1. Front panel � 61.5.2. Accessories ...............................................................................................................................61.5.3. Cooling unit connections ...........................................................................................................61.5.4. Rear panel.� 61.5.5. Inside wire feeder unit ...............................................................................................................61.6. Units and cables .................................................................................................................72. INSTALLATION ............................................................................................................................82.1. Transport and lifting of the machine ....................................................................................82.2. Siting the machine ..............................................................................................................82.3. Connection to the mains supply ..........................................................................................82.4. Welding and return current cables ......................................................................................82.5. Operation and use of controls .............................................................................................92.5.1. Main switch (S1)........................................................................................................................92.5.2. Adjustment of welding voltage ..................................................................................................92.5.3. Pilot lamps.� 92.5.4. Control fuse (F1) .......................................................................................................................92.5.5. Adjustment for arc roughness .................................................................................................92.5.6. Operation of cooling fan ..........................................................................................................102.5.7. Accessory drawer ....................................................................................................................102.5.8. Adjustment for wire feed .........................................................................................................102.6. Volt / ampere metering unit MSD-1 ...................................................................................102.7. Cooling unit .......................................................................................................................102.7.1. Installation of cooling...............................................................................................................102.7.2. Operation switches..................................................................................................................113. OPERATION DISTURBANCES ................................................................................................. 114. MAINTENANCE..........................................................................................................................124.1. Disposal of the machine....................................................................................................135. TECHNICAL DATA .....................................................................................................................136. ORDERING NUMBERS..............................................................................................................147. TERMS OF GUARANTEE ..........................................................................................................15