1
19
10
8
7
6
5
4
3
2
18
17
16
15
14
13
11
12
11
11
18
18
Brass Fitting/Tubing
Cold Water
Hot Water
1. Water Inlet 2. Auto-fill Valve 3. Inlet Check Valve 4. Left Steam Assy. Valve 5. Vacuum Breaker 6. Safety Valve 7. Auto-fill Probe 8. Right Steam Assy. Valve 9. Pressure Switch 10. Left Steam Assembly 11. Flowmeter 12. Dual Scale Gauge 13. Hot Water Valve 14. Sight Glass 15. Right Steam Assembly 16. Expansion Valve 17. Group Valve Drain Tube 18. Group Valve 19. Drain Box 20. Check Valve 21. Banjo Bolt
Solenoid Coil
Steam
20
21
21
21
LaMarzocco Hydraulic Schemat
ic
9