TM 11-5805-587-15/3
TO 31W2-1-471-3
CHAPTER 4
ON-SITE MAINTENANCE
GENERAL REQUIREMENTS
Section I.
scope.
This chapter contains the information needed to perform preventive
The tools, test
and corrective maintenance on the TSC equipment.
equipment, a n d m a t e r i a l s r e q u i r e d f o r m a i n t e n a n c e a r e l i s t e d i n t h i s
Section II defines the checks and service periods and out-
section,
Sections
lines the procedures for performing preventive maintenance,
III through XI contain the procedures for making physical tests and
inspections and for checking the operating capability of the finder,
elector, register-sender, translator, trunk, transmission, switch-
board, miscellaneous, and alarm equipments, respectively.
XII describes the strapping fields and the manner in which they are
Section XIII contains the alignment
used to program the translator.
Relay adjustments and tests and the relay adjustment
procedures.
Section XV outlines the proce-
tables are contained in Section XIV.
The
dures for testing and repairing printed circuit (PC) cards,
Section XVII
system troubleshooting charts appear in Section XVI.
contains repair and adjustment instructions. These consists of re-
moval, r e p l a c e m e n t , d i s a s s e m b l y , a n d r e a s s e m b l y i n s t r u c t i o n s a n d a d -
Section XVII con-
justment and alignment of mechanical assemblies.
tains repainting, refinishing, and lubrication instructions.
Tools, Equipment, and Materials Required.
The tools, equipment, and materials required for TSC maintenance
These tables include columns
are listed in Tables 4-1 through 4-3.
for item description, manufacturer, part number, and, where appli-
Table 4-l lists the standard tools
cable,
federal
stock
number.
Table
and equipment.
Table 4-2 lists special tools and equipment.
4-3 lists the materials.
Standard Tools and Equipment
Table 4-1.
Federal
stock
no.
Description
Manufacturer
Part no.
Ac Voltmeter
Hewlett-Packard
403B
Hewlett-Packard
AN/USM-140
Signal Generator
Hewlett-Packard
20OCD
Current Flow Test Set
485826-000
Stromberg-Carlson
Digit Display Test Set
Stromberg-Carlson
457071-018
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