Troubleshooting
21
Note:
Turn off the system before servicing or inspecting
PROBLEM
CAUSE
SOLUTIONS
Milky colored water
Air in system
Air in the system is a normal
occurrence with initial startup of
the RO system. This milky look will
disappear during normal use within
1 to 2 weeks.
Noise from faucet
Air gap faucet
Will disappear after system shut
down.
Location of drain saddle
Relocate the drain to above water
trap.
Restriction in drain line
Blockage sometimes caused by
debris from garbage disposal or
dishwasher
Small amount of
water from RO
drinking faucet.
System just starting up
Normally it takes 2
–
3 hours to fill
tank. Low water pressure and/or
temperature can reduce production
rate.
Air pressure in the storage
tank is low
Add pressure to storage tank. The
pressure should be 8
–
10 psi when
the tank is empty.
Slow production or
no water from RO
drinking faucet
Low water pressure
Add a booster pump.
Crimps in tubing
Make sure tubing is straight.
Clogged pre-filters
Replace pre-filters.
Fouled membrane
Replace membrane.
Water taste or smell
offensive
Post carbon is depleted
Replace post carbon.
Fouled Membrane
Replace membrane.
Sanitizer not flushed out
Drain storage tank and refill it
overnight.
No drain water
Clogged flow restrictor
Replace flow restrictor.
Leaks
Fittings are not tightened
Tighten fittings as necessary.
Twisted O-ring
Replace the O-ring.
Misalignment of hole in the
drain saddle valve
Realign drain saddle valve.
