Watts Benchmark Aerco OMM-0122 - Page 29

Benchmark 750-3000 Boiler Installation & Startup Manual
SECTION 2 – INSTALLATION
OMM-0121_D • GF-205 • 5/9/2019 Technical Support • (800) 526-0288 • Mon-Fri, 8 am - 5 pm EST Page 29 of 122
Figure 2-7a: BMK 750/1000 Manual Gas Shut-Off Valve and Gas Regulator
Figure 2-7b: BMK 1500-3000 Manual Gas Shut-Off Valve and Gas Regulator
1” MANUAL
SHUTOFF
VALVE
GAS PRESSURE
REGULATOR
DIRT TRAP
GAS INLET
GAS INLET
GAS PRESSURE REGULATOR
MANUAL
SHUT-OFF
VALVE
NATURAL GAS
INLET