TM 5-3610-285-14
CHAPTER 8
PORTABLE TRACING/SCRIBING BOARD
Section I INTRODUCTION
8-1. GENERAL INFORMATION.
8-1.1 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.
8-2. EQUIPMENT DESCRIPTION.
8-2.1 Equipment Characteristics. Capabilities. and Features. Provides lightweight,
portable, and diffused light source. Used as work surface for tracing or scribing.
8-2.2 Equipment Data.
Power Requirements
110 V, 60 Hz
Illumination
Two 30 W fluorescent
lamps.
Work Surface
36.0 in. X 23.5 in.
(91.4 cm X 59.7 cm)
8-3. TECHNICAL PRINCIPLES OF OPERATION . Principles of operation are combined with
operator's controls and indicators for this equipment.
8-1