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Component Testing Procedure

Circuit to test Connect self-powered test light or ohmmeter to terminals Move switch to these positions A good switch will indicate
Power Checks before any other tests 6 (C504B) and 4 (C504B) at rest Open circuit
6 (C504B) and 3 (C504B) at rest Open circuit
6 (C504B) and 7 (C504B) at rest Open circuit
6 (C504B) and 8 (C504B) at rest Open circuit
4 (C504A) and 1 (C504A) at rest Open circuit
4 (C504A) and 2 (C504A) at rest Open circuit
4 (C504A) and 7 (C504A) at rest Open circuit
4 (C504A) and 6 (C504A) at rest Open circuit
4 (C504A) and 8 (C504A) at rest Closed circuit
Ground Checks before any other tests 2 (C504B) and 4 (C504B) at rest Closed circuit
2 (C504B) and 3 (C504B) at rest Closed circuit
2 (C504B) and 7 (C504B) at rest Closed circuit
2 (C504B) and 8 (C504B) at rest Closed circuit
3 (C504A) and 1 (C504A) at rest Closed circuit
3 (C504A) and 2 (C504A) at rest Closed circuit
3 (C504A) and 7 (C504A) at rest Closed circuit
3 (C504A) and 6 (C504A) at rest Closed circuit
3 (C504A) and 8 (C504A) at rest Open circuit
Right front window circuit 6 (C504B) and 8 (C504B) Down Closed circuit
6 (C504B) and 7 (C504B) Up
Left rear window circuit 4 (C504A) and 2 (C504A) Down Closed circuit
4 (C504A) and 1 (C504A) Up
Right rear window circuit 4 (C504A) and 6 (C504A) Down Closed circuit
4 (C504A) and 7 (C504A) Up
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