2 – Kempomig Feed 420R, 120R / 0429
©
COPYRIGHT
KEMPPI
OY
CONTENTS
1. PREFACE ........................................................................................................................ 3
1.1. Introduction ....................................................................................................................... 3
1.2. Product
introduction .......................................................................................................... 3
1.3. Operation
safety................................................................................................................ 4
2. INSTALLATION ............................................................................................................... 5
2.1.
Operation control and connectors ..................................................................................... 5
2.1.1.
Feed 420R wire feeding control unit ................................................................ 5
2.1.2.
Feed 120R wire feeder .................................................................................... 6
2.2.
Units, accessories, cables................................................................................................. 7
2.3.
Parts of wire feed mechanism........................................................................................... 8
2.4.
Assembly of MIG system .................................................................................................. 9
2.5. Installation ....................................................................................................................... 10
2.5.1. Wire feed mechanism (Feed 120R) ...................................................................... 10
2.6.
Mounting of MIG welding gun ......................................................................................... 10
2.7.
Mounting and locking of wire reel (accessory) ................................................................ 10
2.8.
Automatic wire feed to gun (Feed 120R) ........................................................................ 11
2.9.
Adjustment of pressure ................................................................................................... 11
2.10.
Adjustment of tightness of wire reel brake (accessory)................................................... 11
2.11. Ground
cable................................................................................................................... 12
2.12. Shield
gas ....................................................................................................................... 12
2.12.1.
Installing gas bottle ........................................................................................ 12
3.
FEED 420R FUNCTIONS.............................................................................................. 13
3.1. Function
panel................................................................................................................. 13
3.2.
Selection of welding process........................................................................................... 13
3.3.
Basic adjustments, basic displays................................................................................... 13
3.4.
MIG welding dynamics adjustment ................................................................................. 14
3.5.
Selecting switch of main controls .................................................................................... 14
3.6.
Display of selected 1-knob MIG synergetic program ...................................................... 14
3.7.
1-knob MIG synergy panel .............................................................................................. 14
3.8.
Burn back time adjustment.............................................................................................. 14
3.9.
Selection of 1-knob MIG synergetic curve ...................................................................... 15
3.10.
Wire inch switch .............................................................................................................. 16
3.11.
Gas purge switch ............................................................................................................ 16
3.12.
Feed 420R error codes ................................................................................................... 16
4. ACCESSORIES............................................................................................................. 16
4.1.
Synchronizing unit Sync 400........................................................................................... 16
4.2.
Gas guard GG 400.......................................................................................................... 16
4.3.
Hanging onto boom......................................................................................................... 16
5.
SERVICE AND OPERATION DISTURBANCES........................................................... 17
6. ORDERING
NUMBERS ................................................................................................ 18
7. TECHNICAL
DATA........................................................................................................ 19
