Справочник Пользователя для Lincoln Electric V250-S

TROUBLESHOOTING AND REPAIR SECTION.........................................................................SECTION F

HOW TO USE TROUBLESHOOTING GUIDE.............................................................................F-2
PC BOARD TROUBLESHOOTING PROCEDURES ...................................................................F-3
TROUBLESHOOTING GUIDE .....................................................................................................F-4
TEST PROCEDURES

AUXILIARY TRANSFORMER TEST ...................................................................................F-11
INPUT RECTIFIER TEST ....................................................................................................F-15
POWER BOARD RESISTANCE TEST................................................................................F-19
OUTPUT DIODE TEST........................................................................................................F-23
POWER BOARD VOLTAGE TEST......................................................................................F-27
CONTROL BOARD VOLTAGE TEST..................................................................................F-31
PROTECTION CIRCUIT TEST............................................................................................F-35
CAPACITOR BALANCE TEST ............................................................................................F-39

CONTROL BOARD REMOVAL AND REPLACEMENT.......................................................F-43
POWER BOARD REMOVAL AND REPLACEMENT...........................................................F-45
FILTER CAPACITOR REMOVAL AND REPLACEMENT....................................................F-49
INPUT RECTIFIER BRIDGE REMOVAL AND REPLACEMENT ........................................F-53
OUTPUT DIODE ASSEMBLY REMOVAL AND REPLACEMENT ......................................F-57