TM-9-2320-285-10
TRUCK TRACTOR, YARD TYPE, 43,500 LB GVW, DED, 4X2, ARMY MODEL M878A1
TECHNICAL MANUAL; OPERATOR’S MANUAL
JUNE 1985
TM-9-2320-285-10 - Page 21 of 121
TM 9-2320-285-10
CHAPTER 2
OPERATING INSTRUCTIONS
CHAPTER OVERVIEW
The purpose of this chapter is to familiarize you with the equipment so that
you can operate it safely, efficiently, and effectively.
Index
Section
Title
Page
I
Description and Use of Operator’s Controls and Indicators .
.................................................................
2-1
II
Preventive Maintenance Checks and Services
................................................................................
2-23
III
Operation Under Usual Conditions
................................................................................
2-35
IV Operation Under Unusual Conditions
................................................................................
2-51
Section I.
DESCRIPTION AND USE OF OPERATOR’S CONTROLS AND INDICATORS
Para
Para
Instrument Panels .
..........................................
2-1
Accelerator Pedal and
Front Instrument Cluster .
..........................
2-1a
Brake Treadle .
.................................................
2-7
Right Corner Instrument
Dimmer Switch .
......................................................
2-8
Cluster .
...............................................
2-1b
Externally Mounted Controls .
.................................
2-9
Right Instrument Cluster .
..........................
2-1c
Fifth Wheel Controls .
.......................................
2-9a
Turn Signals and Flasher .
...............................
2-2
Cab Tilt Pump .
.................................................
2-9b
Horn Button and Lanyard .
...............................
2-3
Other Operator’s Controls
Cab Light Switch .
.............................................
2-4
and Indicators .
.................................................
2-10
Hand Brake Control .
........................................
2-5
Trailer Lighting Cable .
......................................
2-10a
Operator’s Seat .
..............................................
2-6
Winterization System Cable .
...........................
2-10b
Dipsticks and Fills .
...........................................
2-10c
2-1
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