Component testing procedure
ILLUMINATION DIMMER SWITCH - COMPONENT TESTING
| Circuit to test | Connect self-powered test light or ohmmeter to terminals | Move switch to these positions | A good switch will indicate |
|---|---|---|---|
| Interior lamps Circuit | 4 and 5 | Dome undefeated | Closed circuit |
| Dome defeat | Open circuit | ||
| Illumination dimmer resistor | 4 and 6 | Rotate knob clockwise | Ohmmeter will show smoothly increasing resistance |
| Dome defeat Circuit | 4 and 2 | Dome undefeated | 50? 1% |
| Dome defeat | 100? 29% |