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FIGURE 18: ANSI/FM/XL-Compliant Manifolds (XT-112)
Alternate
Inlet
Inlet
Drip
Leg
By Others
NOTE: Vent valves must be piped to the atmosphere outside the structure and in accordance with
applicable codes.
FIGURE 19: ANSI-Compliant Manifold (XT-115 - XT-130)
Alternate
Inlet
High Gas Pressure Regulator (Optional)
Inlet
Drip
Leg
By Others
High Gas Pressure Regulator (Optional For ANSI-Compliant Manifolds and supplied for FM and XL-Compliant Manifolds)
Regulator With Dual Safety Shut Off Valve
Manual Gas
Valve (Main)
Union
(By Others)
Manual Gas
Valve (Pilot)
Combination Valve
Safety Shut
Off Valve
Manual Gas
Valve (Main)
Union
(By Others)
Manual Gas
Valve (Pilot)
Combination Valve
Vent to Atmosphere (FM and XL Manifold)
Modulating Valve
Manual Gas Valve (Burner)
Safety Shut Off Valve
Modulating Valve With Pressure Regulator
SECTION 15: G
P
AS
IPING
Burner
Manual Gas Valve (Burner)
Burner
37
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