Weber Summit 650 Step-By-Step Manual page 14

Check for leaks by wetting the connections with the soap
and water solution and watching for bubbles. If bubbles
form or if a bubble grows there is a leak.
WARNING: Do not ignite burners while checking
for leaks.
Check:
a) Left valves to manifold connection. Figure 19 (a).
b) Right valves to manifold connection. Figure 19 (b).
c) Gas line to manifold connection. Figure 19 (c)
a)
Manifold
Summit 450
Manifold
b)
c)
Figure 19
WARNING: If there is a leak at connection 19 (c) turn
OFF the gas and retighten the fitting with a wrench and
recheck for leaks with soap and water solution.
If a leak persists after retightening the fitting, turn
OFF the gas. DO NOT OPERATE THE BARBECUE.
Contact your dealer.
a)
Summit 650
14 14
b)
Manifold
Manifold
c)