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TM 9-4110-257-14
SECTION VI. PREPARATION FOR STORAGE OR SHIPMENT
4-67. ADMINISTRATIVE STORAGE.
Placement of equipment in administrative storage should be for short periods of time (1 to 45 days) when a shortage of
maintenance effort exists. Items should be in mission readiness within 24 hours or within the time factors as determined
by the directing authority. During the storage period, appropriate maintenance records will be kept.
a.
Placing the equipment in administrative storage. Before placing the equipment in administrative storage, all
current preventive maintenance checks and services should be completed. Shortcomings and deficiencies
should be corrected, and all Modification Work Orders (MWO) should be applied.
b.
Storage site selection. Inside storage is preferred for items selected for administrative storage. If inside storage
is not available, trucks, vans, conex containers, and other containers may be used.
c.
Pump down refrigeration unit.
WARNING
Exposed rotating parts are contained in the refrigeration unit. Personal
injury can result if access doors are opened when battery is connected.
NOTE
Refrigeration unit should be pumped down if out of service for longer
than 5 days.
(1)
Be sure refrigeration unit is shut down (para 2-7) then remove two isolation valve caps (1) and shut off valve
caps (2).
(2)
Close hot gas stop valve (3).
(3)
Close receiver outlet valve (4).
(4)
Be sure both condenser side doors are closed and operate the refrigeration unit (para 2-7) until it shuts down
automatically.
(5)
Close receiver inlet valve (5), compressor shut off valves (6), and liquid stop valve (7).
(6)
Install two shut off valve caps (2) and isolation valve caps (1).
(7)
Disconnect battery (para 4-35).
(8)
Place a marker tag (7, appendix E) on or near the control panel cover stating "THE REFRIGERATION UNIT
HAS BEEN PUMPED DOWN, DO NOT OPERATE UNTIL ALL VALVES HAVE BEEN PROPERLY SET,
EQUIPMENT DAMAGE WILL OCCUR."
4-163
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