Patterson-Kelley MACH-05 - Manual (Page 51)

MACH® Series Gas-Fired Boiler Parts and Technical Support
Page 47
6.2.6 C-300 Boiler Gas Train
Mark Description
1 Main Gas Shut-off Valve
2 Low Gas Pressure Switch
3 Gas Safety Shut-off/Control Valve
4 Air/Gas Manifold
5 Swirlplate
6 Blower
7 Gas Leak Test Port
8 Flex Hoses w/ Gas Valve Adaptors