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12 safety pressure relief valve test, Benchmark 1.5ln low nox boiler, Gf-120 – AERCO BMK 1.5 LN October 2012 User Manual

Page 78

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CHAPTER 6

SAFETY DEVICE TESTING

Page 78 of 166 AERCO International Inc. • 100 Oritani Dr. • Blauvelt, NY 10913 • Ph: 800-526-0288 PR1:10/18/12

Benchmark 1.5LN Low NOx Boiler

Installation, Operation and Maintenance Manual

GF-120

OMM-0041 0E

STEPPER

MOTOR

DIAL

172

171

169

170

IGNITION

POSITION

SWITCH

PURGE

POSITION

SWITCH

AIR

IN

TO

BLOWER

Figure 6-6: Air/Fuel Valve Purge and Ignition Switch Locations

6.12 SAFETY PRESSURE RELIEF VALVE TEST

Test the safety Pressure Relief Valve in accordance with ASME Boiler and Pressure Vessel
Code, Section VI.