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12 safety pressure relief valve test, Gf-123, Benchmark 2.0ln low nox boiler – AERCO BMK 2.0 LN Natural Gas (SN G-11-1861 and above) User Manual

Page 81

background image

GF-123

Benchmark 2.0LN Low NOx Boiler

Chapter 6

OMM-0046_0E

I

nstallation, Operation and Maintenance Manual

Safety Device Tests

PR1 08/20/12

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

Page 81 of 170

AIR/FUEL VALVE COVER
(ROTATE CCW TO REMOVE)

Figure 6-5: Air/Fuel Valve Cover Location

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.