Section 2 - Description And Data - Hobart Pipeliner Instructions Manual

Part One - Introduction T-964C
PART ONE
INTRODUCTION
SECTION 1 - GENERAL
1. SCOPE
a, GENERAL - These instructions are published for the information and guidance
of personnel to whom this equipment is assigned. They contain information on the
operation, adjustment and maintenance of the unit. They apply only to the standard
Hobart 'Pipeliner* and 'Mainliner', gasoline-engine-driven, D.C. arc welders. The
instructions are divided into four parts: Part One - INTRODUCTION, Part Two - OPER­
ATING INSTRUCTIONS, Part Three - MAINTENANCE INSTRUCTIONS, and Part Pour - REPAIR
AND OVERHAUL.
b. NOTE - This instruction book should be used in conjunction with the 'Willys
Industrial Engine Manual and Parts List for 4 & 6 Cylinder Engines , a copy of
which is included with each new arc welding unit. Additional copies of this manual
are available from:
Factory Parts Department
Industrial Engine Sales Division
Willys Motors, Inc.
Toledo, Ohio
at $1.50 per copy. When writing for additional copies, give the model and the
serial number of the engine.
c. MODELS COVERED - This manual covers two similar machines; the 'Pipeliner* and
the 'Mainliner'. (See Pigs. 1-2). The 'Pipeliner' is available in two basic
models; Model G-257 , which has a magneto ignition and is hand cranked, and Model
G-258 , which is equipped with a battery ignition and a self-starter. The 'Main-
liner' comes in two similar models; Model G-260 equipped with magneto ignition
and hand crank, and Model G-261 equipped with a battery ignition and self-starter.
Several variations of these basic models are available, and the more common vari-
tions are discussed in Para. 4.
A special Diesel-driven 'Mainliner', Model D-261 , is also available but is
not discussed in this manual. Write to the Hobart Brothers Company for information
concerning the Diesel 'Mainliner*.
d. TERMINOLOGY - In this manual 'front' is considered as being the radiator end
of the welding unit. Right and left are determined by standing facing the rear
(control panel) of the welder.
SECTION 2 - DESCRIPTION AND DATA
2. DESCRIPTION
a. 'PIPELINER' - The Hobart 'Pipeliner* gasoline-engine-driven arc welder is a
self-contained welding unit mounted on a welded steel frame. The unit is covered
by a sheet-metal canopy bolted directly to the frame. The control panel is at the
back (generator end) of the unit. A 4-cyl., L-head engine of conventional design
drives the welding generator through a flexible coupling.
1 .