TM 5-6630-215-12
Table 3-1. Operator Preventive Maintenance Checks and Services
NOTE:
Within designated interval, these checks are to be performed in the order listed.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
B - Before
D - During
WATER QUALITY
ANALYSIS SET,
PREVENTIVE
MEDICINE:
(fig. 1-1)
Case
Inserts
Fittings
Manual (In Engi-
neer Kit)
ACIDITY TEST
KIT (fig. 2-5)
Case
Inserts
Lab-ware
Instructions
Indicator Pillows,
Bromcresol
Green-Methyl
Red
Indicator Solution -
Phenolphthalein
Sodium Hydroxide
Standard Solution
CHLORIDE TEST
KIT (HIGH
RANGE) (fig. 2-6)
Case
Insert
Instructions
Lab-ware
Chloride Titrant
(Silver Nitrate)
Chloride Indicator
Pillows
DISSOLVED OXY-
GEN TEST KIT
( fig. 2-9)
Case
Insert
A - After
W - Weekly
M - Monthly
Visual Inspection of:
1 - Cases, fittings & inserts
for function. Patch or re-
place.
2 - Lab-ware. Broken units
are to be replaced.
3 - Shelf-life. If expired, re-
tain for identification only.
Replace.
4 - Containers for leakage
and function. Clean up.
Tighten caps. Replace.
1 - Less than the quantity
of any type of reagent list-
ed in Appendix C, required
to perform function; or,
not of effective shelf life.
2 - Leakage of any contain-
er is evident (until cleaned
up and replaced).
3 - Lab-ware is broken or
missing to an extent that
accurate measurements
cannot be made.
4 - Environmental exposure
has been such that contain-
ers or contents are unre-
liable.
3-3
