Centro 85-1620-6 User Manual

Page 12

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Using the Orifice removal tool provided, insert into hole on the rear
of the control panel (Fig. A and B), inside the burner box. Tool will fit
directly around the valve orifice. Once a connection is felt, turn the
tool counter-clockwise to remove all orifices, including Sear Zone.

Note: When removed, the valve orifice will sit inside
of the orifice removal tool as shown (Fig.C).

Note: View of the valve with LP orifice removed uncovering
the inner Natural Gas orifice. All burner valves
must appear the same as the image shown (Fig.D).

Fig. A

Fig. B

Fig. C

Fig. D

Valve orifice

is taken out

Orifice

removal out

Inner orifice

for NG