Troubleshooting Guide; Troubleshooting For The Drinking Water Kits - SpectraPure RO Systems Instructions Manual

SpectraPure
Problem Cause
1. LOW PRODUCTION RATE
a. plugged prefilters.
b. low water temperature.
c. low water pressure (< 40 psi).
d. high TDS content (> 1000 ppm).
e. fouled membrane.
f. plugged flow restrictor.
g. tank bladder lost air charge.
h. too much pressure in bladder tank.
i. ruptured bladder.
j. back pressure exerted by the
pressurized bladder tank causes a
reduction in production rate.
2. ZERO PRODUCTION RATE
a. missing flow restrictor.
b. dried membrane.
c. plugged flow restrictor.
d. bladder lost air charge.
e. ruptured bladder.
3. EXTREMELY HIGH PRODUCTION RATE
a. Ruptured membrane.
b. Very high line pressure (over 80 psi).
®

TROUBLESHOOTING GUIDE

(continued on next page)
SpectraPure Inc.
®
480.894.5437 Call us toll-free 1.800.685.2783
2167 East Fifth St, Tempe, Arizona 85281
Corrective Action
i. Replace prefilters.
ii. Use higher GPD membrane.
iii. Use booster pump OR use higher GPD
membrane.
iv. Use booster pump OR use higher GPD
membrane.
v. Replace membrane.
vi. Replace flow restrictor & membrane.
vii. Repressurize bladder to 7 psi (when empty).
viii. Repressure bladder to 7 psi (when empty).
ix. Replace tank.
x. Use of permeate pump retrofit kit (PPRFK-DI)
eliminates the back pressure.
i. Put flow restrictor in the yellow brine line.
ii. Replace membrane.
iii. Replace flow restrictor and membrane.
iv. Repressurize bladder to 7 psi (when empty).
v. Replace tank.
i. Replace it.
ii. Use a pressure reducing valve.
13