WARNING
low fire
Figure 17.
Vent Calibration
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1.
2.
3.
4.
5.
6.
7.
bracket
8.
high fire
9.
10.
NOTE: If after a successful calibration and a heat call is
present the integrated control will by-pass the prepurge
state and go straight into ignitor warm up.
1.
2.
3.
4.
31-5000723 Rev. 1