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RO SYSTEM TROUBLE SHOOTING
PROBLEM REMEDY
General
High Product Water TDS
Membrane frozen, high temp, or backpressure. Replace
membrane.
Membrane attack by chlorine
Carbon pre-filter may be exhausted. Replace filter and membrane.
Product seal on end cap.
Determine if seal or o-ring is bad. Replace as needed.
No Product Water or Not Enough Product Water
Feed water shut off.
Turn on feed water.
Low feed pressure. Feed pressure must be at least 10 psi.
Consider booster pump.
Pre-filter cartridge clogged.
Replace pre-filter cartridge.
Membrane fouled.
Determine and correct cause; replace or clean membrane.
Product check valve stuck.
Clean or replace check valve.
Low pump discharge pressure
Low feed water temperature
Adjust reject valve or replace pump
Increase membrane feed pressure or heat the feed water.
IV.
REPLACEMENT PARTS LIST
A list of common replacement parts is provided below. Contact your dealer for replacement
parts assistance.
Part Number
Description
S9550-D/T
Pre filter housing 10"
R9677-SV2514.1 RO
membrane
pressure vessel 2.5” x 14" SS
R9677-SV2521.1 RO
membrane
pressure vessel 2.5” x 21" SS
R9677-SV2540.1 RO
membrane
pressure vessel 2.5” x 40" SS
R2451
Pressure gauge, 2", 0-100 psi, dry, bottom mount
R2456
Pressure gauge, 2", 0-100 psi, dry, back mount
R2461
Pressure gauge, 2 1/2", 0-400 psi, LF
R5126
Flow meter 0.1 – 1.0 gpm
R5129
Flow meter 0.2 – 2.0 gpm
R9852
Product pressure switch
R9852C
Product pressure switch with auto / off lever
R2200-120/60
Motor 0.5 HP single phase 120 volt
R2101-140
Pump 140 GPH carbonator with relief valve
R23-1070S
Low pressure controller
R23-PS32
Low pressure switch, ¼” MPT, 3 – 40 psi
R2530
Reject & recycle brass needle valve
R2402
Inlet solenoid valve, 1/2”, 120 volt coil
W-2514-TW
2.5” x 14” RO membrane
W-2521-TW
2.5” x 21” RO membrane
W-2540-TW
2.5” x 40” RO membrane
S1025AB Prefilter
cartridge, 10”, 5 micron
R9812-4SS
Product check valve, SS
Содержание R12-0150
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