TM 1-1500-204-23-9 (20) Data   Plates.      Spray   data   plates,   MILV- 173, in exposed locations on instrument panels, bodies etc,  with  a  thin  coat  of  varnish  insulation  compound. Control overspray to avoid coating adjacent surfaces. f. Depreservation.        Depreserve    equipment    as follows: (1) Protective Covering. Remove all protective   covering   materials   to   include   polyethylene film, barrier materials, and tape. (2) Preservatives. Remove external preservatives with approved solvents as necessary. (3) Tires.  Inflate tires to prescribed pressure (when applicable). (4) Fire Extinguishers. Inspect fire extinguishers as required. (5) Batteries.  Install serviceable batteries as required. (6) Brakes.      Check   and   service   hydraulic brakes    systems    to    operating    lever    with    the    fluid specified in equipment. (7) Hydraulic   System.      Check   and   service hydraulic systems to operating level with fluid specified in the equipment publications. (8) Gear    Boxes.        Service    gear    boxes    to operating    level    with    the    lubricant    specified    in    the equipment publications. (9) External   Drives.      Check   drive   belts   for serviceability   and   adjust   to   tension   specified   in   the equipment publications. (10) Fuel Systems.  Service with operating fuel specified in the equipment publications. (11) Turbine    Engines.    Depreserve    turbine engines as specified in the equipment publications. (12) Gasoline Engines (a) Lubrication.    Service      engine      as required     with     the     operating     oil     specified     in     the equipment publications.  TM 1-1500-204-23-9 (b) Liquid    Cooling    System.        Service system  as  required  and  test  coolant  for  desired  anti- freeze protection. (13) Air   Compressors.      Service   as   required with    the    operating    oil    specified    in    the    equipment publications.    Close  the  air  receiver  drain  cocks  and inspect as required. (14) Cleaning. Clean equipment in accordance with paragraph 9-7e (1) and treat corrosion as required. (15) Preventive Maintenance Service.  Perform any     remaining     items     of     the     annual     preventative maintenance service. (16) Calibration.          Calibrate     equipment     as required. (17) Forms  and  Records.    Update  equipment forms   and   records   to   preservation   data   on   material condition tags. g. Represervation.  When equipment in storage is to be represerved for storage, proceed as follows: (1) Depreserve.      Depreserve   equipment   in accordance with paragraph 9-7f. (2) Exercise.      Operate   equipment   and   all systems in accordance with equipment publications. (3) Preserve. Preserve equipment in accordance  with  paragraph  9-7e.    When  preserving  an item previously prepared for storage in accordance with paragraph 9-7e, lubricant and engine do not need to be drained. 9-8.            Shipping   and   Receiving   Ground   Support Equipment. a. Preservation  for  Shipment.    Equipment  will  be preserved for shipment in accordance with paragraph 9- 7. b. Packing  and  Crating.    Guidance  on  packaging and  crating  equipment  for  shipment  is  provided  in  TM 38-230-1, TM 38-230-2, and TM 746-10.  For assistance in obtaining additional information on packaging contact Commander,    U.        S.        Army    Aviation    and    Troop Command,   ATTN:      AMSAT-I-SDP,   4300   Goodfellow Blvd, St. Louis, Mo. 63120-1798. Change 2  9-23