Section I. GENERAL
a. This manual describes Power Supply PP-
b. DA Pam 310-7. Refer to DA Pam 310-7 to
6224/U and PP-6224A/U (fig.
determine whether there are modification work orders
installation, operation. function, and maintenance. It
(MWO's) pertaining to the equipment.
includes operation under usual and unusual conditions,
cleaning and inspection of the equipment, and
1-3. Forms and Records
replacement of parts available to each category of
a. Reports of Maintenance and Unsatisfactory
Use equipment forms and records in
b. Unless otherwise indicated, all information
accordance with instructions TM 38-750.
provided for Power Supply PP-6224/U is also applicable
to Power Supply PP-6224A/U.
b. Report of Packaging and Handling Deficiencies.
Fill out and forward DD Form 6 (Report of Packaging
c. Throughout this manual, Power Supply PP-
and Handling Deficiencies) as prescribed in AR 700-58
6224/U; Cable Assembly, Power, Electrical CX-11979/U;
(Army) NAVSUP PUB 378 (Navy)/AFR 71-4 (Air Force)
and Cable Assembly, Power, Electrical CX-12342/VRC
and MCO P4030.29 (Marine Corps).
will be referred to as power supply, ac power cord, and
dc power cord, respectively.
c. Discrepancy in Shipment Report (DISREP) (SF
361). Fill out and forward Discrepancy in Shipment
Report (DISREP) (SF 361) as prescribed in AR 55-38
applicable to this equipment. Appendix B contains the
(Army) NAVSUP PUB 459 (Navy)/AFM 75-34 (Air Force)
maintenance allocation and repair operations to be
and MCO P4610.19 (Marine Corps).
performed at the appropriate maintenance categories.
Appendix C contains repair parts and tool lists (RPSTL)
for the PP-6224/U only. The RPSTL for the PP-6224A/U
Recommendations (EIR). EIR's will be prepared using
is contained in TM 11-6130-266-24P-2.
DA Form 2407 (Maintenance Request). Instructions for
preparing EIR's are provided in TM 38-750, The Army
Maintenance Management System. EIR's should be
and Electronics Materiel Readiness Command, ATTN:
DRSEL-MA-Q, Fort Monmouth, New Jersey 07703.
1-2. Indexes of Publications
e. Administrative Storage. For procedures, forms
a. DA Pam 310-4. Refer to DA Pain 310-4 to
and records, and inspection requirement; during
determine whether there are new editions, changes, or
administrative storage of equipment. refer to Chapter 8.
additional publications pertaining to the equipment.
Section II. DESCRIPTION AND DATA
1-4. Purpose and Use
general-purpose, de power source and includes battery
a. Power Supply PP-6224/U converts 115 or 230
charging. Typically, the power supply can be used to
volt, single phase, 50, 60, or 400 hertz (Hz) to 24 to 32
volts de (local load) or 24 to 29 volts dc (remote load) at
25 amperes maximum. This power is used as a
with their auxiliary equipment.
Change 3 1-1