TM 10-4610-240-10
TM 08580C-10/1
T.O. 40W4-13-21
Table 2-3. (ARMY) Operator/Crew Preventive Maintenance Checks and Services (Unit) - Continued
B - Before
D - During
A - After
W - Weekly
M - Monthly
INTERVAL
Item to be
Procedures
Equipment is
ITEM
Inspected
Check for and have repaired
not ready/
NO.
B
D
AWM
or adjusted as necessary.
available if:
17
Vent and drain
Inspect for leaks and proper
Valves will not
valves and drain
operation. Inform unit
operate.
cocks.
maintenance of deficiencies.
WARNING
Do not operate ROWPU with
open junction box; it can kill
you.
18
Junction box
Inspect the junction box for
Power cable
loose power cable connectors.
connectors are loose.
Securely tighten any loose
connections.
WARNING
Do not operate ROWPU with an
open control box assembly; it
can kill you.
19
Control box
Inspect outside for damage. Use
Any toggle switch
assembly.
TEST INDICATOR LIGHTS
except PANEL
switch to ensure indicator lamps
LIGHT is broken.
are functioning properly.
Junction box cover
cannot be closed and
Inspect plug connectors, toggle
fastened.
switches, and lamps for loose
mountings and bad parts.
Replace lamps that don't work.
See that the junction box is
securely mounted and kept
closed.
20
R.O. pump drive
Inspect belt guard for loose
Belt guard off or
belt guard
mounting bolts. Tighten all
loose.
studs, nuts, and capscrews.
21
R.O. pump drive
Check all five V-belts for cracks,
Belts are defective
belts
rubbing, and signs of wear.
or will not adjust
Check belt tension: You should
properly.
be able to push belts down only a
half-inch at center of span.
2-24
