Instructions / Assembly

Page 6

ADJUSTMENTS

PRESSURE SWITCH ADJUSTMENTS

With the venter air flow set and the appliance operating at the best

operating efficiency, adjust the pressure switch by rotating the

adjustment screw clockwise until the burner shuts off, then rotate the

adjustment screw counterclockwise until the burner fires. Rotate the

adjustment screw an additional 1/4 turn counterclockwise to ensure

proper switch setting. (See Figure 6)

OST PURGE TIMING ADJUSTMENT

To adjust the post purge time, refer to Figures 7 & 8.

For timer that looks like Figure 7: Rotate the timer adjustment on the

timer clockwise to increase the operation time. To decrease the

operation time, rotate the timer adjustment counterclockwise.

For timer that looks like Figure 8: Rotate the timer adjustment on the

timer counterclockwise to increase the operation time. To decrease the

operation time, rotate the timer adjustment clockwise.

*Typical post purge time should be between 3 to 5 min.

Figure 8

Figure 6

Figure 7