Re-Pressurising your tank - RO 90

• Turn off feed water supply to RO.
• Drain the old tank completely thru the spigot.
• Close the tank's valve. Point Y on Figure 1.
• Disconnect the YELLOW line from the tank valve.
• Locate the pressure valve under the blue cap on the tank.
• Use a pressure gauge to determine the pressure in the tank.
• Use an air compressor or bicycle pump to re-pressurize the 4-gallon tank to 5 psi and 7psi for the 14 gallon tank.
• Reconnect the yellow line at point Y.

You are done!