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TROUBLESHOOTING & REPAIR
F-27 F-27
POWER WAVE 455/R
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INPUT
CONTACTOR
601
X4
J60
J61
6 7 8 9 10
J61
1 2 3 4
5 6 7 8
1 2 3 4 5
J60
FIGURE F.9 – INPUT CONTACTOR CR1
INPUT BOARD TEST (CONTINUED)
TEST PROCEDURE
1. Remove input power to the Power Wave
455/R.
2. Using the 3/8” nut driver, remove the case
top.
3. Remove lead X4 from the coil terminal of
main input contactor CR1. Insulate lead X4.
Refer to Figure F.9.
4. Carefully apply input power to the Power
Wave 455/R.
ELECTRIC SHOCK can kill.
High voltage is present when
input power is applied to the
machine.
5. Turn on the Power Wave 455/R. Carefully
test for the correct voltages according to
Table F.5.
WARNING