TM-9-2320-279-34-1
M977 SERIES, 8x8 HEAVY EXPANDED MOBILITY TACTICAL TRUCKS (HEMTT)
TECHNICAL MANUAL; MAINTENANCE INSTRUCTIONS DIRECT SUPPORT AND GENERAL SUPPORT, VOLUME 1 OF 3
TM-9-2320-279-34-1 - Page 220 of 709
TM 9-2320-279-34-1
CHAPTER 6
ELECTRICAL SYSTEM MAINTENANCE
Contents
General.
................................................................
Alternator Repair .
.......................................................
Starter Solenoid Removal/Installation.
.......................................
Starter Motor Repair and Testing.
...........................................
Visual and Audible Level Warning Indicators Removal/Installation (M983).
.........
Outrigger Extended Switch Removal/Installation (M983)
........................
........................
Tilt Warning Alarm Switch Removal/Installation (M983).
Crane Control Distribution Board Removal/Installation (M983)
...................
Power Interconnecting Cables Removal/Installation (M983).
.....................
Tilt Alarm Box Removal/Installation (M983).
..................................
Junction Box and Connector Removal/Repair/Installation (M977, M985)
...........
Junction Box and Connector Removal/Repair/Installation (M984E1).
..............
Crane Overload Sensor Switches Removal/Installation (M977,M985).
..............
Crane Overload Sensor Switches and Plate and Terminal Box Removal/Installation
(M984E1).
.............................................................
Cab Wiring Harness Removal/Installation.
....................................
Engine Wiring Harness Removal/Installation
..................................
Chassis Wiring Harness Removal/Installation
..................................
Chassis Wiring Harness Removal/Installation (M984E1)
.........................
Chassis/Engine Wiring Harness Removal/Installation
...........................
STE/ICE Wiring Harness Removal/Installation
.................................
Para
Page
6-1
6-1
6-2
6-2
6-3
6-15
6-4
6-19
6-5
6-36
6-6
6-39
6-7
6-41
6-8
6-44
6-9
6-48
6-10
6-54
6-11
6-55
6-11.1
6-64
6-12
6-64.6
6-12.1
6-70
6-13
6-70.8
6-14
6-87
6-15
6-104
615.1
6-122
6-16
6-122.13
6-17
6-125
Section I. INTRODUCTION
6-1. GENERAL.
This chapter contains maintenance instructions for removal, installation, and repair of
the electrical system components at the direct support maintenance level. Subassemblies and parts which
must be removed before electrical system components and harnesses can be removed are referenced to
other paragraphs or chapters of this manual or in TM 9-2320-279-20.
6-1
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