All reverse osmosis systems including whole house reverse osmosis systems work on pressure.
Apec ro system tank pressure.
Re open the tank ball valve.
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Disconnect the yellow line from the tank valve.
Output for reverse osmosis storage tank upgraded system with 14 20 gal.
Output for reverse osmosis storage tank standard system with 3 4 gal.
Storage tank pressure too low tank air bladder damaged broken shut off valve broken check valve feed water pressure low incorrect installation degraded membrane worn out flow restrictor.
Ro expansion tank 4 gallon nsf certified compact reverse osmosis water storage pressure tank by tankro with free tank ball valve 4 5 out of 5 stars 1 013.
Locate the pressure valve under the blue cap on the tank.
Reconnect the yellow line at point y.
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Use an air pressure gauge to check the current air pressure.
Use air compressor or bicycle pump to re pressurize the 4 gallon tank to 5 psi and 7psi for the 14 gallon tank.
Apec water systems tank ball valve 3 4 in.
Apec water systems tank 4 4 gallon residential pre pressurized reverse osmosis water storage tank white.
If your reverse osmosis system has a water tank in it that s meant for storing ro water then you ll need to periodically check the pressure in the tank and re pressurize it as necessary as a part of regular ro maintenance.