TM 10-4610-310-14
OPERATOR MAINTENANCE
LIGHTWEIGHT WATER PURIFIER
TROUBLESHOOTING PROCEDURES
TOTAL DISSOLVED SOLIDS, ALKALINITY, CONDUCTIVITY METER
INITIAL SETUP
Material/Parts
Battery, 9-volt, alkaline
Rag, wiping, cotton, A-A-53
GENERAL
The table lists the common malfunctions that you may find during the operation or maintenance of the
Lightweight Water Purifier (LWP) Total Dissolved Solids (TDS), alkalinity (pH), conductivity meter (Ultrameter
Model 6P,or equal) assembly or its components. You should perform the tests/inspections and corrective
actions in the order listed.
This manual cannot list all malfunctions that may occur, nor all tests or inspections and corrective actions. If a
malfunction is not listed or is not corrected by listed corrective actions, notify your supervisor.
MALFUNCTION
TEST / INSPECTION
CORRECTIVE ACTION
1. No display
Battery weak or not connected
Check connections or replace
battery (WP 0020 00)
Inspect the meter for water
Remove the back cover and allow
intrusion
the meter to dry. Replace meter if
unserviceable.
2. Inability to adjust to calibration
Check the expiration date of the
Replace solution.
solution
solution.
Inspect the solution for
Replace solution.
Inspect the electrode for damage or
Clean the electrode or replace the
corrosion.
meter
Inspect the salt solution from pH
Close the rubber cap tightly. Clean
well contaminating the TDS well.
out the TDS well and flush the
remnants three times.
3. Erratic display.
Inspect the meter for water
Remove the back cover and allow
intrusion
the meter to dry. Replace meter if
unserviceable.
END OF WORK PACKAGE
0035 00-1 / 2 blank
