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TROUBLESHOOTING AND REPAIR | ||
| INPUT RECTIFIER TEST (CONTINUED) |
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TEST PROCEDURE
1.Remove input power to the POWER WAVE 355M/405M machine.
2.Using a 5/16” nut driver, remove the case wraparound cover.
3.Perform the Capacitor Discharge Procedure detailed earlier in this section.
4.Locate the input rectifier and associated leads. See Figure F.3.
5.Carefully remove the silicone sealant from leads 207, 207A, and 209.
6.Using a phillips head screwdriver, remove leads 207, 207A, and 209 from the input rectifier.
7.Use the analog ohmmeter to perform the tests detailed in Table F.2. See the Wiring Diagram.
8.Visually inspect the three MOV’S for damage (TP1,TP2,TP3). Replace if nec- essary.
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| Figure F.3 Input Rectifier |
llSa m | eLdaH" | " 1 | 3/16 L"A NLE |
Tou Ayr axili | sTnar | of mr r e | |
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| OB SLT |
| B | C |
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| #207 | ||
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| #20 | 7A |
A |
| #209 | |
RFNO T | SeLmall | da A" " |
cri CTo | ti u Brear ek | |
ERRA |
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