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TM 10-4210-235-13
Table 4-1. Unit Preventive Maintenance Checks and Services for Fire Suppression Equipment
Trailer Set - continued
ITEM
ITEM TO BE
NOT FULLY MISSION
NO
INTERVAL
CHECKED OR
PROCEDURE
CAPABLE IF:
SERVICED
4
Quarterly
Tires/Wheels
a. Check trailer tires for proper
Tires are very low
inflation 75-80 psig (518-552 kPa)
and any evidence of leaking.
b. Check wheels for any physical
Wheel nuts are loose or missing.
damage and check that the nuts are
tight.
5
Quarterly
Brakes
a. Check condition of brakes.
See Brakes are worn too thin to
paragraph 4-29.
prevent trailer from moving
b. Check adjustment of parking
Parking brake will not prevent
brake See paragraph 4-29.
trailer from moving.
c. Use an oil can or other suitable
means and apply oil as required to
allow pivot points to move freely.
Wipe off excess oil with a clean
rag. Use SAE engine oil, OE-10.
6
Quarterly
Drive Gears
Use an oil can or other suitable
means and apply oil as required to
allow gears to rotate freely. Wipe
off excess oil with a clean rag.
Use SAE engine oil, OE-10.
7
Quarterly
Crank
Use an oil can or other suitable
means and apply oil as required to
allow hand swivel to rotate freely.
Wipe off excess oil with a clean
rag. Use SAE engine oil, OE-10.
8
Quarterly
Hose Rollers
Use an oil can or other suitable
means and apply oil as required to
allow roller tube and spools to
rotate freely. Wipe off excess oil
with a clean rag Use SAE engine
oil, OE-10.
9
Quarterly
Cart Wheel Bearings
Attach grease gun to lubrication
fitting and apply grease until it
comes out around shaft. Remove
grease gun and wipe off excess
grease with clean rag. Use general
purpose grease or equivalent.
10
Annually
Swivel Joints
Lubricate swivel joint. See
paragraph 4-15.
4-6
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