Twist Reverse Osmosis System
18
TROUBLESHOOTING
NOT ENOUGH WATER FROM HOLDING TANK
POSSIBLE
CAUSE / SOLUTION
Feed water valve is plugged
or closed.
Open valve or unclog.
Sediment/Carbon prefilter or
Carbon Post Filter is clogged.
Replace Filters.
Low incoming water pressure.
Incoming water pressure must be above 40 PSI. Install
a Booster Pump or Permeate Pump.
Reverse Osmosis Membrane
is fouled.
Make sure incoming water pressure is within operating
limits. Make sure drain line is not clogged. (See High TDS)
Correct cause of fouling and replace RO Membrane.
Air pressure in holding tank is
incorrect.
Empty water from holding tank. Air pressure in valve stem
should be between 8 - 10 PSI.
Air Bladder in Holding Tank is
ruptured.
Replace Holding Tank.
Holding Tank valve is closed.
Open valve.
No water to drain. Drain Flow
Restrictor is clogged.
Replace Drain Flow Restrictor.
No water to drain. Air Gap
Faucet is clogged.
Clear or replace Air Gap Faucet.
Check Valve on RO Membrane
Housing is stuck.
Replace Check Valve.
The Automatic Shut-Off Valve
is Malfunctioning.
Replace Automatic Shut-Off Valve. Replace Automatic
Shut-Off Valve.
12. PUMP HOOK UP
1.
Cut the white line going to your tank.
2.
Take the union tank shut-off switch (TSO) and connect one side of the union to right
side of cut tubing. Connect the other side of the union to the left side of the cut tubing.
3.
Connect the TSO wire harness to the pump wire harness.
4.
Plug the transformer wire harness to the pump wire harness.
5.
Once secure, plug the transformer into an appropriate voltage electrical outlet.
Pump Hook Up & Troubleshooting
