Lincoln Electric POWER WAVE 355/405 SVM159-A Service Manual page 78

F-36
AUXILIARY TRANSFORMER TEST (continued)
Secondary Lead
Plugs P52
TEST PROCEDURE
1. Remove input power to the POWER WAVE
355/405.
2. Using a 5/16" nut driver, remove the case
wraparound cover.
3. Perform the Input Capacitor Discharge
Procedure detailed earlier in this section.
FIGURE F.11 Plug Lead Connections Viewed From Transformer Lead Side of Plug
TROUBLESHOOTING & REPAIR
FIGURE F.10 Auxiliary Transformer
Auxiliary
Transformer
S T
A T
U S
T H
E R
M A
L
W AR
NI NG
RE
M OT
E
PO
W
ER
ON
OF F
PW405
Only
(220V)
Plug P52
POWER WAVE 355/405
4. Locate the auxiliary transformer. See Figure
F.10.
5. Locate the secondary leads and plug P52.
See Figure F.10 and F.11.
532
(115V)
Com 2
(31)
F-36