1. Debug fan positive and negative rotation and flue gas reflux fan positive and negative rotation (point motion)
2. Test whether the dual solenoid valve (SIEMENS) or AT pneumatic valve works
3. Test whether the ignition transformer discharges (test time shall not exceed 10 seconds)
4. Test whether the ignition solenoid valve and ignition transformer operate
5.Test fire detection (the procedure is as follows) a. Power on the flame amplifier
B. Remove the photocell
C. The light of the lighter or the light of the wax torch is aligned with the glass bubble of the photocell, and whether the signal is transmitted to PLC
6. Test whether the feedback signal of servo motor is consistent with the given signal.
7. Whether the flue gas butterfly valve and cold air valve work normally