TM 10-5410-2’21-10 CHAPTER 1 INTRODUCTION Section I.  GENERAL 1-1.  Scope These   instructions   are   published   for   the   use   of   the personnel  to  whom  the  expandable  shelter  with  air-lock is   issued.      They   provide   instructions   for   installation, preventive   maintenance,   and   for   movement   to   a   new site. 1-2.  Forms and Records a. DA  forms  and  procedures  used  for  equipment operation and preventive maintenance will be only those prescribed    by    TM    38-750,    Army    Equipment    Record System and Procedures. b. Direct reporting of errors, omissions, and recommendations  for  improving  this  equipment  manual by   the   individual   user   is   authorized   and   encouraged. Prepare DA Form 2028 (Recommended Changes to DA Publications)   for   this   purpose,   using   pencil,   pen,   or typewriter  and  forward  direct  to  Commanding  General, U.S. Mobility Equipment Command, ATTN: AMSME-MP, 4300 Goodfellow Blvd., St. Louis, Mo. 63120. Section II.  DESCRIPTION AND DATA 1-3.  Description a. The   expandable   shelter   is    transportable    and provides    an    environment    controlled    shelter    for    the function for which the expandable shelter is to be utilized (fig.    1-1    and    1-2).        The    shelter    is    an    expandable structure,    constructed    of    aluminum-faced    foam    filled honeycomb panels. The basic shelter includes imbedded  inserts  for  the  mounting  of  equipment.    The shelter has provisions for the attachment of such optional equipment as a humidifier and 24 volt dc power supply. b.    An air-lock chamber secured to the shelter over the  door  provides  an  entry  and  exit  vestibule  to restrict    entry    of    drafts,    dust,    etc,    into    the expandable     shelter.          An     electrical     system provides   for   distribution   of   120-240   volts,   60 Hertz    and    1201’208    volts,    400    Hertz    power within    the    shelter.        A    conditioned    air    duct provides   passage   for   conditioned   air   from   an external  source  to  the  shelter  through  openings in  the  roof.    Included  on  the  power  input  panel are  a  telephone  jack,  vacuum  inlet  connection and hot and cold water inlet connections. 1-4.  Identification and Tabulated Data a. Identification.  The expandable shelter is identified as Part No.  380656-1, Model No. SEU-2.  An identification nameplate is attached to the shelter center section.  Individual parts of the expandable shelter are identified by their part number which is stenciled on the part. b. Tabulated Data. (1) Expandable  shelter. Manufacturer ............................ Zero Manufacturing Co. Burbank, California Part No. .................................... 380656-1 Model No.................................. SEU-2 (2) Bellows adapter. Manufacturer ............................ Aero Leather Products Los Angeles, California Part No. 1-661129 Type ............................ Fabric  with  foam  insulation (3) Air-lock adapter. Manufacturer ............................ Aero Leather Products Los Angeles, California Part No. .................................... 1-661130 Type ......................................... Fabric (4) Air-lock chamber. Manufacturer ............................ Aircruisers Div., Garrett Corp. Balmar, New Jersey Part No. .................................... 380301-1-1 Model No.................................. CAL-1 Type ...................................Rigid frame, fabric covered Fasteners ................................Guy line ropes and zipper (5) Conditioned air duct. Manufacturer  ..........................Garrett Corp. Airesearch Mfg. Co. of Arizona Phoenix, Arizona 85034 1-1 1-1