ESAB Aristo RoboFeed 30-4, Service Manual

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TABLE OF CONTENTS
0740 800 169 © ESAB AB 2014
READ THIS FIRST ................................................................................................ 3
TECHNICAL DATA ............................................................................................... 4
WIRING DIAGRAM ............................................................................................... 5
Component description ....................................................................................... 5
RoboFeed 3004w & Aristo RoboFeed 30-4, valid for serial no.
501-xxx-xxxx & 620-xxx-xxxx .......................................................................... 6
RoboFeed 3004w, valid for serial no. 745-xxx-xxxx .......................................... 8
RoboFeed 3004w, valid for serial no. 310-xxx-xxxx ........................................ 10
DESCRIPTION OF OPERATION ........................................................................ 12
13AP1 Control board ......................................................................................... 12
13AP1:1 Power supply..................................................................................... 12
13AP1:2a Start / Stop ...................................................................................... 13
13AP1:2b Monitoring the cooling water connection ......................................... 13
13AP1:3 Gas valve .......................................................................................... 14
13AP1:4 Motor driving / braking....................................................................... 14
13AP1:5 Pulse generator input ........................................................................ 15
13AP1:6 Monitoring gas pressure.................................................................... 16
13AP1:7 The CAN bus..................................................................................... 16
13AP1:8 I/O...................................................................................................... 17
13AP1:9 Arc voltage sensing ........................................................................... 17
13AP1 Component positions............................................................................ 18
13AP2 I/O board ................................................................................................. 20
13AP2:1 Power supply..................................................................................... 20
13AP2:2 Input signals ...................................................................................... 20
13AP2:3 Output signals ................................................................................... 21
13AP2 Component positions............................................................................ 22
FAULT CODES ................................................................................................... 23
Fault log .............................................................................................................. 23
Fault code description ....................................................................................... 23
SERVICE INSTRUCTIONS ................................................................................. 25
What is ESD? ...................................................................................................... 25
Service aid .......................................................................................................... 25
Replacing the old gas flow guard ..................................................................... 26
Adjusting the gas pressure pre-set value for the pressure guard ................ 29
Replacing rubber dampers with bakelit bars .................................................. 29
SPARE PARTS ................................................................................................... 32
Rights reserved to alter specifications without notice.