TM 9-4940-568-20
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2-30. STORAGE MAINTENANCE PROCEDURES (CONT).
e.
Extended storage.
When FRS is to remain inactive for more than 12 months, extended storage procedures must be
performed to prevent damage due to rust corrosion or organic growth in the fluids.
(1)
Completely lubricate oil can points TM 9-4940-568-10.
(2)
Engine extended storage.
Change oil and filter (Para 8-5). Add preservative lubricating oil (Item 26, Appendix C), Grade 2.
(3)
Crane extended storage.
(a)
Coat all unpainted surfaces with Corrosion Preventative Compound (Item 17, Appendix C), or
equivalent.
(b)
Clean and touch up all paint defects to prevent rusting.
(c)
Ensure manual hand pump is fully retracted.
(d)
Apply liberal amounts of grease to both manual override buttons.
(e)
Unwind hoist cable from drum, clean and lube with recommended lubricant (Brilube or equivalent),
rewind on drum.
To avoid over filling, drain oil (equal to amount being added) before installing additive or damage
to equipment may result.
(f)
Add 2 fl oz (60 ml) VCI-326 (Item 41, Appendix C), (or equivalent) vapor corrosion inhibitor to
crane swing drive and .8 fl oz (24 ml) to hoist gearbox.
(g)
Operate crane to allow additive to coat all moving parts.
(h)
If additional storage time is required, repeat Step (f) at yearly intervals.
(4)
Main hydraulic system extended storage.
To avoid over filling, drain oil before installing or damage to equipment may result.
(a)
Drain amount of oil from main hydraulic reservoir that is equal to the quantity of additive being
added (Para 7-6).
(b)
Add 8.5 qts (8L) VCI-326 (Item 41, Appendix C), vapor corrosion inhibitor or equivalent to main
hydraulic reservoir.
