B-S
ERIES
I
NSTALLATION
, O
PERATION
AND
S
ERVICE
M
ANUAL
76 of 147
FIGURE 34: FM-Compliant Manifold (2010 - 2030)
FIGURE 35: XL-Compliant Manifold (2010 - 2030)
Alternate
Inlet
Inlet
By Others
Vent to Atmosphere
Vent to Atmosphere
Ps
Manual Gas
Modulating Valve With
Pressure Regulator
High Gas Pressure Regulator (Optional)
Manual Gas Valve (Burner)
Valve (Pilot)
High Gas Pressure Switch
Drip
Leg
Burner
Visual Indicator
Pilot
Regulator
Pilot
Solenoid
Vent to Atmosphere
Manual Gas
Valve (Main)
Union
(By Others)
Safety Shut
Off Valve
Safety Shut
Off Valve
NOTE:
Vent
v
al
v
es m
u
st be piped to the atmosphere o
u
tside the str
u
ct
u
re and in accordance
w
ith
applicable codes.
Alternate
Inlet
Inlet
By Others
Manual Gas
High Gas Pressure Regulator (Optional)
Valve (Pilot)
Drip
Leg
Ps
Modulating Valve With
Pressure Regulator
Manual Gas Valve (Burner)
High Gas Pressure Switch
Burner
LOW GAS
PRESSURE
SWITCH
Low Gas Pressure Switch
Pilot
Regulator
Pilot
Solenoid
Off Valve
With Actuator
Block Valve
With Actuator
Safety Shut
Vent
Valve
Vent to Atmosphere
Vent to Atmosphere
Vent to Atmosphere
Vent to Atmosphere
Manual Gas
Valve (Main)
Union
(By Others)
NOTE:
Vent
v
al
v
es m
u
st be piped to the atmosphere o
u
tside the str
u
ct
u
re and in accordance
w
ith
applicable codes.
Summary of Contents for 2005
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