Section I. GENERAL INFORMATION
1.1 SCOPE. This technical manual is arranged to provide necessary information to operator, unit, direct support and
general support maintenance personnel for use when operating and maintaining the Keco Industries model FDECU-2,
FDECU-3, and FDECU-4 Field Deployable Environmental Control Units (FDECU). The FDECU is intended to provide
cooled and dehumidified air, or heated air, through flexible ducts into various types of portable shelters or vans in
accordance with electronic and personnel requirements.
the compressor and a compressor warm up indicator light on each of the control
panels to indicate heater operation. Units after the FDECU-2 do not have
compressor crankcase heaters or compressor warm up indicator lights.
1.2 MAINTENANCE FORMS, RECORDS, AND REPORTS.
1.2.1 Reports of Maintenance and Unsatisfactory Equipment. Department of the Army forms and procedures used
for equipment maintenance will be those prescribed by DA Pam 738-750, as contained in Maintenance Management
Update. Air Force personnel will use AFR 66-1 for maintenance reporting and TO-00-35D54 for unsatisfactory equipment
1.2.2 Reporting of Item and Packaging Discrepancies. Fill out and forward SF 364 (Report of Discrepancy (ROD)) as
prescribed in AR 735-11-2. Air Force personnel will use AFR 400-54.
1.2.3 Transportation Discrepancy Report (TDR) (SF 361). Fill out and forward Transportation Discrepancy Report
(TDR) (SF 361) as prescribed in AR 55-38. Air Force personnel will use AFR 75-18.
1.3 DESTRUCTION OF ARMY MATERIAL TO PREVENT ENEMY USE. Refer to TM 750-244-3 for necessary
instructions for destruction of equipment to prevent enemy use. Destruction of Army electronics materiel to prevent
enemy use shall be in accordance with TM 750-244-2.
1.4 PREPARATION FOR STORAGE OR SHIPMENT. Procedures for preparing the FDECU for storage or shipment,
including packaging and administrative storage, are contained in Chapter 4, Section V of this manual.
1.5 REPORTING EQUIPMENT IMPROVEMENT RECOMMENDATIONS (EIR).
1.5.1 Army. If your equipment needs improvement, let us know. Send us an EIR. You, the user, are the only one who
can tell us what you don't like about your equipment. Let us know why you don't like the design or performance. Put it on
an SF 368 (Product Quality Deficiency Report). Mail it to: Commander, US Army Communications-Electronics Command
and Fort Monmouth, ATTN: AMSEL-LC-LEO-D-CS-CFO, Fort Monmouth, New Jersey 07703-5000. We'll send you a
1.5.2 Air Force. Air Force personnel are encouraged to submit EIR's in accordance with AFR 900-4.
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