Weber Genesis Silver-B Permamount NG 051701 Owner's Manual page 21

Step 11
Install igniter
Note - The igniter wires are already attached to the
Gas Catcher Ignition Chamber and the igniter. This
was done to factory test the ignition system.
The igniter lock nut is on the igniter.
Insert the top of the igniter up through the large part of
the keyhole in the frame brace. Figure 17 (b). Loosen
the igniter lock nut and slide the igniter into the small
part of the keyhole. Figure 17 (c). Tighten the igniter
lock nut. Figure 17.
Note - If the igniter works loose, carefully tighten the
igniter lock nut with an adjustable wrench or pliers.
(c)
Frame brace
Figure 17
(a)
Frame brace
(b)
Keyhole in
frame brace
Igniter lock nut
Small part of keyhole
in frame brace
Step 12
Purge air from gas lines
You will need: one burner control knob.
Be sure there are no sparks or open
flames in the area while purging. This
can cause fire, explosion or serious
bodily injury.
It is necessary to bleed the air out of newly installed
gas lines. Turn gas supply ON at the source. Put on the
front burner control knob. Push the front burner control
knob down and turn to HI. When you start
to smell gas, turn front burner control knob to OFF.
Figure 18.
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DANGER
Figure 18