Owner manual

CHAPTER 6: SAFETY DEVICE TESTING
Page 72 of 160 PR2: 04/22/13
Benchmark 2.0LN Dual-Fuel Low NOx Boiler
Operation and Maintenance Manual
OMM-0052_0E
GF-127
AERCO International, Inc. • 100 Oritani Dr. • Blauvelt, NY 10913 • Ph: 800-526-0288
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
6.14 SAFETY PRESSURE RELIEF VALVE TEST
Test the safety Pressure Relief Valve in accordance with ASME Boiler and Pressure Vessel
Code, Section VI.