TM
5-3431-203-15
INTRODUCTION
Section I. GENERAL
to DA Publication) will be used for report-
ing discrepancies and recommendations for im-
a. These instructions are published for the
proving this equipment manual. This form
use of the personnel to whom the Midstates
will be completed by the individual using the
Model MAG 300 AC/DC T134 Welding Ma-
manual and forwarded direct to Command-
chine is issued. Chapters 1 through 3 provide
ing General, U.S. Army Mobility Equipment
information on the operation, daily preventive
4300
C o m m a n d , ATTN: AMSME-MPD,
maintenance services, and organizational main-
63120.
Goodfellow Blvd. St. Louis, Mo.
tenance of the equipment, accessories, compo-
e. Report all equipment improvement rec-
ommendations as prescribed by TM 38-750.
information for direct and general support
This manual also
and depot maintenance,
1-2. Record and Report Forms
provides descriptions of the main units and
a. DA Form 2258 (Depreservation
Guide
their functions in relationship to other com-
for Vehicles and Equipment).
ponents.
b. DA Form 1397 (processing and Depro-
cessing Record for Shipment, Storage, and
contains the list of basic issue items author-
Issue of Vehicle and Spare Engines).
c. For other record and report forms ap-
contains the maintenance allocation chart. The
plicable to the operator and organizational
organizational, direct and general support and
maintenance, refer to TM 38-750.
depot maintenance repair parts lists are found
Note. Applicable forms, excluding Standard Form 46
(United States Government Motor Vehicles Operator's
c. Numbers in parentheses on illustrations
Identification Card) which is carried by the operator
indicate quantity.
shall be kept in a canvas bag mounted on the equip-
d. DA Form 2028 (Recommended Changes
ment.
Section II. DESCRIPTION AND DATA
controlled current output for use in either
shielded inert gas welding or metallic arc
The Midstates Model MAG 300 AC/DC in-
welding. The entire control section is located
in a drawer-type frame at the top of the weld-
operated from an external power source of
ing machine. The panel permits the entire
either 230- or 460-volt, alternating current,
section to be disconnected and removed for
and by single phase or three phase connec-
ease of servicing.
tions. This welder provides an electrically