9.0 Other Models
9.1 Pure Water Machine with booster pump; Configuration and operation Model 3C 4.0/P
The 4 stage RO system with pump is used when the city water pressure is below
40 psi. The booster pump allows the RO system to run at peak efficiency by provid-
ing a pressure of about 80 psi to the RO membrane.
The model 3C-4.0/P, 4 stage RO system with booster pump includes these addi-
tional components: A 24 volt DC diaphragm pump powered by a step down trans-
former, (115 VAC/24 VDC 60 hz) a high pressure switch to monitor the pressure in
the storage tank and turn the pump off when the tank is full.
Installation and Operation
Install the RO system per the instructions in the previous section of this manual.
To start the RO system operating, turn on the water supply. But before plugging
in pump transformer, perform the air-purge procedure outlined in section 3.1. After
airpurge has been completed plug in pump transformer to an electrical outlet. The
pump will start running. From this point on follow the rest of the start-up procedure.
The pump will now operate automatically. The pump will start running. From this
point on follow the normal start up procedure for the RO system. The pump will now
operate automatically.
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