TM 5-6676-316-14
CHAPTER 9
PORTABLE TRACING/SCRIBING BOARD
Section I INTRODUCTION
9-1. GENERAL INFORMATION.
9-1.1 Scope.
a.
Model Number and Equipment Name.
Model 51J3 Portable Tracing/Scribing Board.
b. Purpose of Equipment.
To provide illuminated work surface for tracing or
scribing.
9-2. EQUIPMENT DESCRIPTION.
9-2.1
portabl
9-2.2
Equipment Characteristics, Capabilities, and Features.
Provides lightweight,
e, and diffused light source.
Used as work surface for tracing or scribing.
Equipment Data.
Power Requirements
Illumination
Work Surface
110 V, 60 Hz
Two 30W fluorescent lamps
36.0 in. X 23.5 in.
(91.4 cm X 59.7 cm)
9-3. TECHNICAL PRINCIPALS OF OPERATION.
Principles of Operation are combined
with operator’s controls and indicators for this equipment.
9-1
