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Troubleshooting Guide:
Problem Possible Cause Solution
Milky colored water Air in system
It’s a normal occurrence during initial start-up of the system. This milky
color will disappear during normal use within 1 to 2 weeks.
Noise from faucet
Air gap in the Faucet
Normal sound with an Air Gap Faucet when the RO system is producing
RO water.
Location of Saddle Drain Clamp Relocate the drain to a horizontal location.
Restriction in drain line
Clear blockage that is sometimes caused by debris from garbage disposal
unit or dishwasher.
Slow water production
Low water pressure
The systems require min 40 psi incoming water pressure. A booster pump
may be needed in low water area.
System has just started up Normally it takes up to 2 hours to fill the Storage Tank.
Low air pressure in the Storage Tank
Add air pressure to the Tank. The pressure should be 5 to 7 psi when the
Tank is empty.
Crimp in Tubing Check Tubing - Straighten or repair as necessary.
Clogged Pre-Filters Replace Pre-Filters.
Non-operational Membrane Replace the Membrane.
Offensive water taste or smell
GAC Polishing Filter is depleted Replace the GAC Polishing Filter.
Fouled Membrane Replace the Membrane.
Sanitizer not flushed out Drain the Storage Tank and refill it. Repeat to discard 3 tanks of water.
No drain water Clogged Drain Flow Regulator Replace the Drain Flow Regulator.
Water leak from the Faucet Air Gap
Hole
3/8” black tubing plugged, restricted
or incorrectly connected to drain line
Eliminate restriction or plug. Check the drain line is routed properly, not
clogged or crimped.
Water leak at thread fittings Fitting not tightened Tighten Fittings as necessary.
Water leak at quick-connect
fittings
Tubing not cut squarely Cut the Tubing end square.
Tubing not pushed in all the way Push the Tubing in all the way.
Tubing nicked or outer surface finish is
not smooth
Pull the Tubing out of the Connector, cut off problem area and reinsert the
Tubing into the connector.
Water leak at sump
connection
Sump not locked in the correct position Turn the sump into the 'Lock' position.
O-ring missed or damaged Check the O-rings and replace if necessary.
Should service be required or you have any questions regarding how to use your PUR product, please contact Customer Service at:
1-877-447-4768 or customerservice@ghpgroupinc.com
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