Lincoln Electric Fleet 650 Service Manual page 7

LINCOLN ELECTRIC Fleet™ 650 Service Manual
CHOKE TEST PROCEDURE ............................................................................................................................ 55
PIPE/GOUGE RANGE SWITCH AND WELD MODE SWITCH TEST PROCEDURE ............................................. 57
THERMOSTAT TEST PROCEDURE................................................................................................................. 60
Removal And Replacement Procedures ...................................................................................................... 63
FLASHING DIODE (D1) & FIELD DIODE (D2) REMOVAL AND REPLACEMENT PROCEDURE ........................... 63
FRONT PANEL REMOVAL AND REPLACEMENT PROCEDURE ....................................................................... 65
OUTPUT RECTIFIER BRIDGE REMOVAL AND REPLACEMENT PROCEDURE .................................................. 69
CHOPPER MODULE BOARDS REMOVAL AND REPLACEMENT PROCEDURE ................................................. 72
WELD CONTROL BOARD REMOVAL AND REPLACEMENT PROCEDURE ....................................................... 75
CHOKE REMOVAL AND REPLACEMENT PROCEDURE .................................................................................. 77
PIPE/GOUGE RANGE SWITCH REMOVAL AND REPLACEMENT PROCEDURE ............................................... 81
WELD MODE SWITCH REMOVAL AND REPLACEMENT PROCEDURE ........................................................... 83
THERMOSTAT REMOVAL AND REPLACEMENT PROCEDURE ....................................................................... 85
FUEL TANK REMOVAL AND REPLACEMENT PROCEDURE ............................................................................ 87
ROTOR AND STATOR REMOVAL AND REPLACEMENT PROCEDURE ............................................................ 89
RETEST AFTER REPAIR ................................................................................................................................. 94
2