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12 safety pressure relief valve test, Benchmark 1.5ln low nox boiler, Gf-120 – AERCO BMK 1.5 LN July 2011 User Manual

Page 70

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CHAPTER 6: SAFETY DEVICE TESTING

Page

70 of 152 PR2: 05/09/12

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

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.