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Figure 8-2: staged ignition solenoid location, Benchmark 1.5ln low nox boiler, Gf-120 – AERCO BMK 1.5 LN July 2011 User Manual

Page 94

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PR2: 05/01/11 Page

94 of 152

Benchmark 1.5LN Low NOx Boiler

Operation and Maintenance Manual

OMM-0041_0D

GF-120

AERCO International, Inc. • 100 Oritani Dr. • Blauvelt, NY 10913 • Ph: 800-526-0288

Figure 8-1: High Gas Pressure Switch & Snubber Locations

AIR/FUEL

VALVE

STAGED

IGNITION

SOLENOID #1

FLAME

DETECTOR

IGNITOR-

INJECTOR

BLOWER

BURNER

PLATE

BURNER

Figure 8-2: Staged Ignition Solenoid Location