Section I. DESCRIPTION AND USE OF OPERATOR'S CONTROLS AND INDICATORS

TM-9-2320-285-10 Truck Tractor Yard Type 43 500 lb GVW DED 4x2 Army Model M878A1 (OTTAWA MODEL 50) (NSN 2320-01-121-2102) Manual Page Navigation
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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

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

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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