Lincoln Electric COMMANDER SVM145-B - Manual (Page 130)

TROUBLESHOOTING & REPAIR
F-74 F-74
COMMANDER 300 Retur
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PWM OUTPUT TEST (continued)
FIGURE F.38 – Engine Protection Board (Plug Locations)
G3002-1
COMMANDER 300
CONTROL
Q1
C1
C54
C2
C25
X4
X8
X2
X10
X12
X13
X18
X11
X5
X19
X1
J1 J2 J3 J4
X6
X7
X10
X4
X12
X11
R71
X1
X5 X8
X9
Q9
R98
R93
R89
D3
R12
C14
Q8 Q10
C18
G3004-1
R152
C300 ENGINE PROTECTION
J7 J6 J5
CONTROL BOARD
ENGINE PROTECTION
BOARD
9. Using the Case Cover Removal and
Replacement Procedure, install the control panel
and side panels of the machine.