Troubleshooting & repair – Lincoln Electric INVERTEC POWER WAVE 450 SVM112-B User Manual
Page 139
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F-79
F-79
FIGURE F.25 – SNUBBER AND BLEEDER RESISTOR WIRING DIAGRAM
( )
( )
SWITCH
BOARD
#3
405
12C
406
9C
C3
(405)
(12G)
(12C)
(406)
(9G)
(9C)
R5
( )
25
Ω
25W
( )
25
Ω
25W
R6
TO RECONNECT SWITCH
7.5K
Ω
25W
R10
TO RECONNECT SWITCH
(12M)
(9M)
SWITCH
BOARD
#4
407
12D
408
9D
C4
(407)
(12H)
(12D)
(408)
(9H)
(9D)
R7
( )
25
Ω
25W
( )
25
Ω
25W
R8
TO RECONNECT SWITCH
TO RECONNECT SWITCH
SWITCH
BOARD
#1
401
12A
402
9A
C1
(401)
(12E)
(12A)
(402)
(9E)
(9A)
R1
( )
25
Ω
25W
( )
25
Ω
25W
R2
TO RECONNECT SWITCH
7.5K
Ω
25W
R9
TO RECONNECT SWITCH
(12L)
(9L)
SWITCH
BOARD
#2
403
12B
404
9B
C2
(403)
(12F)
(12B)
(404)
(9F)
(9B)
R3
( )
25
Ω
25W
( )
25
Ω
25W
R4
TO RECONNECT SWITCH
TO RECONNECT SWITCH
TROUBLESHOOTING & REPAIR
POWER WAVE 450
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