ARTICULATION -668960319

TM-5-3805-263-14-P-3 Grader Heavy Road Motorized Diesel Engine Driven Type I (Nonsectionalized) Type II Sectionalized Manual
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TM 5-3805-263-14&P-3

GRADER ELECTRICAL SYSTEM

INDEX

Page

BLOCK DIAGRAM.............................................................................................................................................. 4-18

CODES AND ABBREVIATIONS ........................................................................................................................... 4-19

ELECTRICAL COMPONENT LOCATION AND IDENTIFICATION ...................................................................... 4-62

ELECTRICAL SCHEMATIC .................................................................................................................................. 4-11

ELECTRICAL SYSTEM

Instrument Panel (EMS).................................................................................................................................. 4-13

Instrument Gauge Panel ................................................................................................................................ 4-15

Operators Panel Console................................................................................................................................ 4-17

ELECTRONIC MONITORING SYSTEM (OPERATOR PANEL) .......................................................................... 4-20

INDIVIDUAL CIRCUIT DESCRIPTION (SIMPLIFIED SCHEMATICS) ................................................................. 4-43

Back-Up Alarm Circuit .................................................................................................................................... 4-50

Black Out Driving Lights Circuit ...................................................................................................................... 4-57

Blade Lamps ................................................................................................................................................... 4-53

Cigar Lighter ................................................................................................................................................... 4-52

Differential Lock .............................................................................................................................................. 4-59

Driving and Panel Lights Circuit...................................................................................................................... 4-55

EMS Circuit ..................................................................................................................................................... 4-61

Horn Circuit .................................................................................................................................................... 4-44

Operator Panel................................................................................................................................................ 4-44

Indicator ....................................................................................................................................................... 4-45

Alternator .................................................................................................................................................. 4-45

Supplemental Steering ............................................................................................................................. 4-45

Indicator and Master Fault Light ..................................................................................................................... 4-46

Engine Coolant Temperature ................................................................................................................... 4-46

Hydraulic Oil Temperature ....................................................................................................................... 4-46

Indicator, Master Fault Light and Fault Alarm ................................................................................................. 4-47

Brake Pressure......................................................................................................................................... 4-48

Engine Oil Pressure ................................................................................................................................. 4-47

Park Brake............................................................................................................................................................. 4-52

Rear Flood Light .................................................................................................................................................... 4-52

Service Meter ........................................................................................................................................................ 4-50

Start Aid (Ether) Circuit.......................................................................................................................................... 4-51

Start Circuit............................................................................................................................................................ 4-49

Turn Signal Circuit ................................................................................................................................................. 4-53

TROUBLESHOOTING METHODS .................................................................................................................... 4-18

TROUBLESHOOTING THE ELECTRONIC MONITORING SYSTEM ................................................................. 4-22

(E.M.S.) OPERATOR PANEL

4-9/(4-10 Blank)

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