TM 10 4320-303-13
SECTION I. LUBRICATION INSTRUCTIONS
3.1 LUBRICATION.
There are no general lubrication procedures required for the TWDS. Refer to applicable technical manual for
lubrication procedures for 600 GPM pumping assemblies, 125 GPM pumping assembly, and hypochlorination
units, models A-506131 and 1955-3.
SECTION II. OPERATOR TROUBLESHOOTING PROCEDURES
3.2 TROUBLESHOOTING.
The malfunction index lists faults that may be observed by the operator. The faults are then cross-referenced
to the troubleshooting Table 3-1. Table 3-1 contains information useful in diagnosing and correcting
unsatisfactory conditions which may be encountered during operation or maintenance of the TWDS. Use the
malfunction index to locate specific troubleshooting procedures contained in Table 3-1. After locating the
troubleshooting procedure, perform the test/inspections and corrective actions in the order listed. The
malfunction index and Table 3-1 cannot list all of the malfunctions that may occur, all the test and inspections
needed to find the fault, or all the corrective actions needed to correct the fault. If the equipment malfunction is
not listed or actions listed do not correct the fault, notify your supervisor. Refer to applicable technical manual
for troubleshooting procedures for 600 GPM pumping assemblies, 125 GPM pumping assembly, and
hypochlorination units, models A-506131 and 1955-3.
OPERATOR MALFUNCTION INDEX
Malfunction Number
in Table 3-1
20,000 Gallon Pillow Tank is not being filled ....................................................................1
Hypochlorination Unit, Model 1955-1 is not injecting solution
into water.......................................................................................................................... 2
No discharge of water at manual disbursing stations................................ ........................ 3
No discharge of water at pressure reducing valve............................................................. 4
Pressure Relief Valve activates. ....................................................................................... 5
Table 3-1. Operator Troubleshooting Table.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
1.
20,000 GALLON PILLOW TANK IS NOT BEING FILLED.
Step 1.
Check 4-inch gate valve to see if it is closed or damaged.
a. Open 4-inch gate valve.
b. Notify supervisor if 4-inch gate valve is damaged or Class III leak is present.
3-2
