SpectraPure
®
SpectraPure
®
Inc.
480.894.5437 Call us toll-free 1.800.685.2783
2167 East Fifth St, Tempe, Arizona 85281
24
SYSTEM TROUBLESHOOTING GUIDE
1. Low production rate:
a. plugged prefilters.
i. Replace prefilters.
b. low water temperature
ii. Warm feed water OR use higher GPD
membrane.
c. low line pressure.
iii. Use booster pump OR use higher GPD
membrane.
d. high TDS content.
iv. Use booster pump OR use higher GPD
membrane.
e. fouled membrane.
v. Replace membrane to restore flux.
f.
plugged flow restrictor.
vi. Replace flow restrictor & membrane.
2. Zero production rate:
a. Missing flow restrictor.
i. Install flow restrictor in the yellow line.
b. Dried RO membrane.
ii. Try to restore flux by soaking in rubbing
alcohol OR replace the membrane.
c. Plugged flow restrictor.
iii. Replace flow restrictor and replace the
membrane.
d. Flush Valve is open.
iv. Close Flush Valve.
3. Extremely high production rate:
a. Ruptured membrane.
i. Replace membrane.
b. Very high line pressure
(> 80 psi).
ii. Use a pressure regulator.
4. Pressure gauge does not register pressure when the system is “ON”
a. Missing flow restrictor.
i. Put flow restrictor in the yellow line.
b. Pressure gauge
screwed in too far.
ii. Unscrew pressure gauge one-half turn
and retest.
c. Plugged pressure
gauge orifice.
iii. Clean orifice with a needle.
d. Defective pressure
gauge.
iv. Replace it.
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