Weber S-640-NG Type of GAS, What is Natural GAS?, Leak Check Preparation, Check for GAS Leaks

Models: 43157 S-640-NG

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GAS INSTRUCTIONS

 

 

 

TYPE OF GAS

 

 

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Your natural gas grill is factory built to operate using natural gas only. Never attempt to

 

 

 

 

 

1

Main Gas Line

operate your grill on gases other than the type specified on the grill rating plates.

 

 

 

 

Your grill operates at 4.5” of water column pressure. If replacement of the hose becomes

 

 

 

 

necessary, factory specified parts are required. See your local dealer.

 

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2

Shut Off Valve

For safety and design reasons, the conversion of a Weber® grill from operation using

Natural gas to operation using LP gas requires the change out of the entire gas supply

 

 

 

 

system of the grill. If this becomes necessary, see your dealer for additional information.

 

 

 

 

WHAT IS NATURAL GAS?

 

 

 

3

Corrugated Gas Line

 

 

 

 

 

Natural gas, often called methane, is a safe modern fuel. Natural gas is supplied by your

 

 

 

 

local utility and should be readily available if your house is already heated with gas.

 

 

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Regulator Mounting Bracket

 

 

 

 

LEAK CHECK PREPARATION

 

 

3

 

 

CHECK THAT ALL BURNER VALVES ARE OFF

 

 

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1/2”(1.27mm) Flared Gasket

Valves are shipped in the “OFF” position, but you should check to be sure that they are

 

 

 

 

 

turned off. Check by pushing in and turning clockwise. If they do not turn, they are off.

 

 

 

 

Proceed to the next step. If they do turn continue turning them clockwise until they stop,

 

 

 

 

then they are off. Proceed to the next step.

 

 

 

6

Cap (Optional Side Burner)

 

 

 

5

7

Regulator (not included)

 

 

 

 

 

 

 

 

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1/2”(1.27mm)SAE 45 Adapter

 

 

 

 

Fitting

 

 

 

 

 

 

 

 

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Corrugated Gas Line to

 

 

 

 

 

 

 

 

Manifold

 

 

 

 

 

 

 

 

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Gas Flow

 

 

 

 

 

 

 

9

 

 

CHECK FOR GAS LEAKS

 

 

 

 

 

WARNING: The gas connections of your Summit® gas grill

 

 

 

 

have been factory tested. We do however recommend that

 

 

 

 

you leak check all gas connections before operating your

 

 

 

 

Summit® gas grill.

 

 

 

 

 

REMOVE CONTROL PANEL

 

 

 

 

 

Tool required: Phillips Screwdriver.

 

 

 

 

 

1) Remove the burner control knobs.

 

 

 

 

 

2) Remove the two screws that secure the control panel to the frame.

 

 

 

 

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Weber S-640-NG, 43157 Type of GAS, What is Natural GAS?, Leak Check Preparation, Check for GAS Leaks, Remove Control Panel