TM 10-4610-310-14
OPERATOR MAINTENANCE
LIGHTWEIGHT WATER PURIFIER
TROUBLESHOOTING INDEX
Malfunction/Symptom
Troubleshooting Procedure
Raw Water Service Pump
1. Pump light would not come on at control panel
2. Pump light is on but pump would not operate
3. Pump operates but no water flow
Booster Service Pump
1. Pump light would not come on at control panel
2. Pump light is on but pump would not operate
3. Pump operates but no water flow
Backwash Service Pump
1. Pump light would not come on at control panel
2. Pump light is on but pump would not operate
3. Pump operates but no water flow
Distribution Service Pump
1. Pump light would not come on at control panel
2. Pump light is on but pump would not operate
3. Pump operates but no water flow
Ultrafiltration Module
1.
No flow to the module
2.
No power to UF module
3.
UF feed pressure too high/low
4.
Backwash pressure too high/low
5.
Differential pressure increasing rapidly
6.
Filtrate tank over pressured
7.
Filtrate tank level dropping
High-Pressure Pump Module
1. Engine will not start
2. Air shutoff valve will not open automatically
3. Binding recoil starter
4. Excessive engine noise
5. Unusual gear box noise
6. High-pressure pump leaks (water)
7. High-pressure pump leaks (oil)
8. High-pressure pump not building up pressure
9. Engine shuts down undirected
10. Noise and vibration in piping
11. Engine low rpm
12. Blown rupture disc
Control Module
1. No power to the control module
2. Pilot light does not illuminate
Reverse Osmosis Element Module
1. Total Dissolve Solids (TDS) too high
2. Operating pressure increasing
3. Reject valve leaks
4. Blown rupture disc
0023 00-1
