Patterson-Kelley MOD-04 - Manual (Page 51)

Modu-Fire
®
Gas-Fired Boiler Parts/Technical Support
48
6.2.3.4 IRI 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. Normally Open Vent Valve
9. Pilot Gas Cock
10. Vent Filter
6
4
1
3
5
2
7
8
9
10