TM 5-3805-262-10
Section III. TECHNICAL PRINCIPLES OF OPERATION
Para
Fuel System . . . . . . . . . . . . . . . . 1-12
Cooling System . . . . . . . . . . . . . . . 1-13
Electrical System . . . . . . . . . . . . . . 1-14
Vehicle Lights . . . . . . . . . . . . 1-14a
Switches and Circuit Breakers . 1-14b
Warning Indicators . . . . . . . .1-14c
Gages . . . . . . . . . . . . . . 1-14d
Slave Receptacle and Hour-
meter/Tachometer . . . . . . . . 1-14e
Batteries and Cables . . . . . . . . 1-14f
Wiring Harnesses . . . . . . . . .. 1-14g
1-12. FUELSYSTEM
Para
Transmission and Drive Shafts . . . . 1-15
Transmission Controls . . . . . . . . . 1-15a
Drive Shafts . . . . . . . . . . .. 1-15b
Brakes . . . . . . . . . . . . . . . . . 1-16
Steering System . . . . . . . . . . . . . . . . . . 1-17
Frame and Towing Attachments . . . . . 1-18
Cab
1-19
Accessories . . . . . . . . . . . . . . . . . . . . . . 1-20
Hydraulic System . . . . . . . . . . . . . . . . . 1-21
Signaling Devices . . . . . . . . . . . . . . . . 1-22
Earthmoving Components . . . . . . . . . . . 1-23
AIR PRECLEANER AND CLEANER. Removes dust and dirt from air before application to en-
gine through intake manifold. Metal shell houses replaceable inner and outer filter
elements. Squeezing ends of vacuator valve (located at bottom of metal shell) re-
leases dust and dirt from air cleaner housing.
AIR CLEANER RESTRICTION INDICATOR. Indicates restrict ion of air flow through air
cleaner due to dirty or clogged filter elements. Filter elements servicing is re-
quired when red signal within indicator is in full view. After servicing filter ele-
ments, indicator is reset by depressing button on top of indicator.
FUEL TANK AND FUEL FILLER. Fuel tank holds approximately 58 gallons of Diesel fuel;
located at rear of loader. Fuel filler neck and removable cap located at right rear
of loader. Accessible by unlocking and removing right rear side panel. Drain plug
located at bottom of fuel tank.
COLD START SWITCH. When depressed, injects ether start ing fluid into intake mani-
fold. This switch is used to start engine in cold weather only. It operates when ig-
nition key switch is in start position and starter is cranking.
1-9
