Maintenance
Full Safety Check Start oven and ignite burner as outlined in the operation guide.
Remove tubes from combustion air switch – burner should shut down within 5 seconds. Re-connect tubes then press reset button on touch screen to re-start the purge sequence.
Reignite burner. Remove tubes from exhaust air switch – burner should shut down within 5 seconds. Re-connect tubes then press reset button on touch screen to re-start the purge sequence.
Reignite burner. Remove tubes from recirculation fan air switch – burner should shut down within 3 seconds. When tubes are reconnected oven should purge before allowed to reignite. Repeat if multiple recirculation fans.
Reignite burner. Remove UV scanner from burner and cover with thumb – Burner should shut down within 4 seconds and sound continuous buzzer.
Reignite burner and slowly turn off the gas ball valve leading into the valve train – burner should shut down and all safety lights on the control panel should turn off. Turn the gas valve back on then press red button in the middle of the gas pressure switch to reset. Oven should purge before allowed to reignite. Adjust high temperature limit set point to 200F. Change oven temp set point to 400F. Ignite burner and allow temperature to exceed 200F. Burner should shut off and alarm buzzer should sound. High temp limit should be displayed on touch screen. Set high temperature limit set point back to 675F.
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