TM 5-4610-218-12
Table 3-2.
Troubleshooting-Continued
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
CHEMICAL FEED EQUIPMENT
CHEMICAL SLURRY FEEDER NOT SUPPLYING ENOUGH SLURRY TO ERDLATOR TANK
5.
OR FILTERS.
Step 1.
I n s u f f i c i e n t water.
Adjust the variators FEI-5, FEI-6, CV-15 and CV-8.
Step 2.
Insufficient mixing of chemicals due to slip clutch opera-
tion.
Adjust the slip clutch.
Step 3. Adjustment required.
Adjust the hand variators.
Chemicals clogging the feeder.
Step 4.
Shutdown and clean out the chemicals.
Step 5.
Limestone slurry feeder ejectors clogged.
Remove the pipe plugs and insert a fine wire through
e a c h ejector.
WATER TEST COMPARATORS FAIL TO INDICATE CHLORINE RESIDUAL.
6.
Step 1.
Equipment not clean.
Clean comparator.
Step 2.
I n d i c a t i n g solution defective.
Renew the indicating solution.
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