10
Trouble Shooting
PROBLEM
CAUSE
SOLUTION
No product water.
1. Water supply is turned off.
1. Turn on feed water.
1. Water supply is blocked.
1. Clear restriction.
2. Filters are plugged.
2. Replace pre-filter cartridge (s).
3. Feed water valve plugged or closed.
3. Open valve or unclog.
4. No drain flow. Drain flow restrictor is
plugged.
4. Clear or replace Flow Restrictor
5. Drain saddle plugged.
5. Clear restriction.
1. Low feed water pressure.
1. Check source water supply.
2. No power supply or loose connection.
2. Turn on power supply.
3. Transformer burnt out.
3. Replace.
1. Carbon pre-filter plugged.
1. Replace filter cartridge.
2. Inlet solenoid valve not working.
2. Repair or replace solenoid valve.
System does not shut off.
1. High pressure switch not working.
1. Repair or replace high pressure switch.
Abnormal pump cycling noise.
1. Pre-filter plugged or low feed water pressure. 1. Replace filter or adjust or sufficient feed
water.
No water to drain.
1. Plugged drain flow restrictor.
1. Replace drain flow restrictor.
Water has bad taste.
1. Post filter (CB-10) is exhausted.
1. Replace post filter
1. Tubing connections not installed properly.
1. Re-install tubing into fitting.
2. Defective tubing.
2. Cut damage section of tubing and re-install.
Not enough product water.
Pump not running.
Pump running but system not
producing water.
Leaks
Spare Parts List - RO 75 GPD 4 STAGE
No. PART No.
Description
Material
Quantity
1
41320004
CARTRIDGE HOUSING-10
PP
3
2
65010001
PRE-CARBON FILTER CARTRIDGE
10''
1
3
65010009
SEDIMENT FILTER CARTRIDGE
10'',5 μm PP
1
4
41318002
CONNECT TUBE
PP
1
5
41320003
HOUSING CAP
PP
3
6
70030011
SELF PIERCING INLET SADDLE VALVE
1/4''
1
7
42005015
UNION ELBOW 1/4
1/4''O.D
2
8
41510001
LOCK CLIP
4
9
41323003
MALE CONNECTOR 1/4
POM
2
10
70020002
TANK 3.0 GALLON
1
11
65030032
DRAIN SADDLE
1/4''O.D*1.5''
1
12
80010503
3/8'' QC ball valve
1
13
41504012
BRACKET BNT-RO75-C31
1
14
41209016
FLOW CONTROL 450ML/MIN
1
15
42005014
UNION ELBOW 1/4
1/4''O.D POM
3
16
41323005
CLIP
Φ9.8*81.8,POM
3
17
41320008
RO MEMBRANE HOUSING CAP
PP
1
18
41804004
RO HOUSING CAP ORING
EPDM
1
19
41901007
RO MEMBRANE
1812
1
20
41320007
RO MEMBRANE HOUSING
PP
1
21
41323002
LARGE SINGLE CLAMP
PP
2
22
42005016
PRODUCT WATER CHECK VALVE
3/8''O.D*3/8''O.D
1
23
70040001
GOOSENECK FAUCET
1
24
41323007
MALE CONNECTOR 3/8''
POM
2
25
42005045
CLIP 3/8''
3/8''O.D
2
26
42005036
RO SHUITOFF VALVE 1/4'' QC
POM
1
27
41804003
CARTRIDGE HOUSING ORING
EPDM
3
28
65010001
POST CARBON FILTER CARTRIDGE
1
RO 75 GPD 4 STAGE
