TM 10-4610-241-24
TO 40W4-13-42
SYMPTOM INDEX
Equipment
Symptom
Page
ROWPU ASSEMBLY
1. ALL PUMPS INOPERABLE. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
PIPING INSTALLATION
1.
HIGH PRESSURE RELIEF VALVE FAILS TO OPERATE.. .............................................................
2.
HIGH-PRESSURE RELIEF VALVE OPENS BELOW 1100 PSI
.......................................................
3.
RUPTURE DISK RUPTURES (Models WPES-10, WPES-20 and WPES-30 only)
............................
4.
VENT LINE/VALVE OBSTRUCTED..................................................................................................
5. HIGH-PRESSURE LIGHT ILLUMINATES ........................................................................................
6.
LOW-PRESSURE LIGHT ILLUMINATES .........................................................................................
7.
UNABLE TO JOG R.O. PUMP .............................................................................................................
8.
ABNORMAL MULTIMEDIA FILTER DIFFERENTIAL PRESSURE INDICATION......................
9.
ABNORMAL R.O. VESSEL DIFFERENTIAL PRESSURE GAGE INDICATION...........................
10. ABNORMAL R.O. PRESSURE GAGE INDICATION ......................................................................
11. ABNORMAL CARTRIDGE FILTER DIFFERENTIAL PRESSURE GAGE
INDICATION .................................................................................................................................
12. INADEQUATE BRINE, FLOW IN BACKWASH OPERATION.......................................................
13. INOPERABLE TDS MONITOR ...........................................................................................................
14. BACKWASH CYCLES TOO SHORT OR TOO LONG.. ....................................................................
BOOSTER PUMP ASSEMBLY
1.
PUMP ASSEMBLY FAILS TO OPERATE. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
2.
PUMP ASSEMBLY IS NOISY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
CHEMICAL FEED PUMP ASSEMBLY
1.
PUMP ASSEMBLY FAILS TO PRIME . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
2.
INADEQUATE FLOW OF CHEMICALS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
3.
PUMP ASSEMBLY IS NOISY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
4.
PUMP ASSEMBLY FAILS TO OPERATE (ALL LIQUID HEAD ASSEMBLIES) . . . . . . . . . . . . . . . . . . . . . . . . . .
RO. PUMP ASSEMBLY
1.
PUMP DRIVE BELTS FRAY AFTER SHORT USE OR BREAK FREQUENTLY . . . . . . . . . . . . . . . . . . . . . . . . . . .
(Models WPES- 10, WPES-20 and WPES-30 only)
2.
PUMP ASSEMBLY IS NOISY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
3.
PUMP ASSEMBLY SHUTS DOWN AND/OR FAILS TO START . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
4.
PUMP MOTOR OVERHEATS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
DISTRIBUTION PUMP ASSEMBLY
1.
PUMP MOTOR RUNS HOT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
2.
PUMP ASSEMBLY IS NOISY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
3.
PUMP ASSEMBLY SHUTS DOWN AND/OR FAILS TO START . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
2-10
2-12
2-12
2-12
2-12
2-14
2-14
2-14
2-16
2-16
2-16
2-18
2-18
2-20
2-22
2-24
2-25
2-26
2-26
2-28
2-29
2-30
2-32
2-32
2-34
2-36
2-36
2-36
2-8 Change 1
