Siemens LMV5 Quick Start Manual page 63

Gas Fuel Train Nomenclature:
ACT = Actuator
V1 = Upstream gas valve (main)
V2 = Downstream gas valve (main)
PV = Pilot Valve
SV = Shutoff (Safety) valve
PS = Pressure switch
VP = Valve Proving
Figure 4-1.6 : Gas train sequences (shaded indicates energized)
Terminal Description
X4-02.3
Ignition
X9-01.4
Gas valve V1 (Main, up stream)
X9-01.3
Gas valve V2 (Main, dwn. stream)
X4-02.3
Ignition
X9-01.1
Gas valve SV (Usually Outdoor)
X9-01.2
Gas valve PV (Pilot Valve)
X9-01.4
Gas valve V1 (Main, up stream)
X9-01.3
Gas valve V2 (Main, dwn. stream)
X4-02.3
Ignition
X9-01.1
Gas valve SV (Usually Outdoor)
X9-01.2
Gas valve PV (Pilot Valve)
X9-01.4
Gas valve V1 (Main, up stream)
X9-01.3
Gas valve V2 (Main, dwn. stream)
LMV5 QSG Rev 4
36 38 40
SAFETY TIME 1
Sec 4 Pg 7
42 44 50
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