2-9. OPERATING PROCEDURES - cont.
Set VENT MULTIMEDIA FILTER valve to CLOSE as soon as a full stream of water flows out
vent pipe below R.O. pump belt guard (Models WPES-10, WPES-20 and WPES-30) or below
R.O. pump cover (Models H-9518-1, H-9518-2 and H-9518-3) (figure 2-58).
Figure 2-57. Vent Valves
2-92 Change 2