Patterson-Kelley MOD-04 - Manual (Page 49)

Modu-Fire
®
Gas-Fired Boiler Parts/Technical Support
46
6.2.3.2 Standard Gas Train - 1500 & 2000
No. Part
1. Main Gas Shutoff Cock
2. Main Gas Valve Actuator
3. Main Gas Valve
4. Air/Gas Ratio Control
5. Low Gas Pressure Switch
6. High Gas Pressure Switch
7. Leak Test Valve
8. Pilot Gas Cock
9. Vent Filter
4 3
1
6
5
2
7
8
9