TM 10-4320-345-13
Table 2-1. Operator Preventive Maintenance Checks and Services for Model TWDS20 - cont.
ITEM
INTERVAL
LOCATION
PROCEDURE
NOT FULLY MISSION
NO.
ITEM TO CHECK/
CAPABLE IF:
SERVICE
FLAKING BOX
(HOSE LINE)
8
Before
Discharge Hoses
a. Inspect hose for cuts, tears and
Hoses cut or torn.
deep abrasions.
b. Inspect for open, cracked, or
Coupling clamps cracked,
broken coupling clamps.
broken or missing.
c. Check for and straighten kinked
hoses.
9
Before
Swivels
a. Check location of swivels in hose
Swivels not installed
line. Swivels must be installed at
properly, cracked or
1,000 foot intervals (two hose
damaged.
lengths).
Coupling clamps missing,
b. Inspect swivel bodies for cracks
cracked or broken. Swivel
c. Inspect for open, cracked or
stuck or jammed.
broken coupling clamps.
d. Check that swivel moves freely.
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