• Conduit clamp provided for flexible conduit wiring. APPLICATION The C7962B Visible Light Flame Detector detects the visible light emitted by fuel oil combustion flames. The C7962B Detector is used with Honeywell 7800 SERIES Flame Safeguard controls to provide fuel oil flame supervision in commercial and industrial burners.
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C7962B VISIBLE LIGHT FLAME DETECTOR If a C7962B is to be used for a blast tube installation, its WARNING location should be determined by the burner manufacturer. Contact the manufacturer before making any modifications to Explosion Hazard and Electrical Shock Hazard.
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If the temperature of the sight pipe will become high enough to other fitting. Make sure the flange gasket is in place inside the cause the C7962B to overheat (above 165°F [74°C]) up to mounting collar on the detector, and then screw the collar onto 266°F (130°C), screw a 136733 Heat Block (order separately)
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Use moisture-resistant no. 14 wire suitable for at least 167°F (75°C). 1. Remove C7013/C7014. c. For high temperature installation, use Honeywell 2. Attach bracket 32007439-001 (included with Specification no. 32004766-003 or equivalent for the C7962B1010) onto C7962 detector using screws and F leadwire.
If the minimum signal cannot be obtained or is unstable, refer to the Troubleshooting section. Before welding the C7962B sight pipe in its final location, or before tightening the C7962B, complete both the adjustments Pilot Turndown Test and checkout tests that follow and any required by the burner manufacturer.
6. If the flame signal continues to be too low, replace the surface. plug-in amplifier (if the control has one). 2. Replace the C7962B if it is damaged in any way. 7. If you still cannot obtain a proper flame signal, replace 3. Keep the flame detection system adjusted for the the C7962B Flame Detector.