PS Magazine - TB 43-PS-581

PS, The Preventative Maintenance Monthly

ISSUE 581

APRIL 2001

PS Magazine - TB 43-PS-581 - Page 7 of 32
PS 581
APR 01
11
Lead-acid Batteries.
..
PS 581
APR 01
10
Tow Bar Wheel Fitting
The grease fitting that lubes
the bearing inside the tow bar’s
wheel assembly is hard to find.
Without lube, the bearing will
seize up.
You have to get down on
your knees and look behind the
assembly’s mounting brackets
to see the fitting. Give the fit-
ting four to five shots of grease
during scheduled services.
Charging is also needed
after you’ve added distilled
water to a battery. The vehicle
needs to run at 1,000-2,000
rpm for at least 20-30 minutes
to get a full charge.
PMCS starts and stops can pull down
batteries. The effect of starting during a
PMCS is a net energy loss, as more
energy is removed from the batteries
than is put back.
If your vehicle is not used regularly,
some charging is needed after a weekly
PMCS to maintain a full battery charge.
Check your TM for specific info. If it
has none, idle your vehicle at 1,000-
2,000 rpm for at least 20-30 minutes.
Corrosion ruins cylinder
rods. It pits the rod so badly that
seals can’t prevent fluid leaks.
If the leaks go to Class III, your
dolly set is NMC.
Stop corrosion long before
pitting starts by exercising the
cylinders each week. That
spreads a thin coat of hydraulic
oil on the cylinder rods.
Protect Hydraulic Cylinders
LRT-110 Crane Cable
NSN 4010-00-171-6315 gets the winch cable for the LRT-110, 7
1
2
-ton
rough terrain crane. Part number 1269-180, currently shown for Item 3
in Fig 13-1 of TM 5-3810-305-24P is wrong.
Corrosion
ruins
cylinder
rods
Don’t forget this
grease fitting
They do
if you’ve just added distilled water to the cells.
They do
if you’ve just pulled PMCS on your vehicle.
They MAY
if they’ve just been installed from stock.
Charging Needed?
The batteries in these situa-
tions need charging to bring
them up to full-charge standards.
Assuming they’re charged could
leave you alone without a start.
So make sure a new battery is
fully charged before you install it.
581. 08-11 (C)
2/25/01
5:48 PM
Page 3


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