DOOR GP-ACCESS 5474740 - Caterpillar

Single Turbocharged Engine with Installed Aftertreatment
Illustration 1 g03393436
Typical example
Engine Views with Series Turbochargers
Illustration 2 g03387645
Typical example
(1) Rear engine lifting eye
(2) High-pressure turbocharger
(3) Front engine lifting eye
(4) Alternator
(5) Low-pressure turbocharger
(6) Oil drain plug
(7) Back pressure valve
Illustration 3 g03387666
Typical example
(8) Secondary fuel filter
(9) Primary fuel filter
(10) Crankcase breather
(11) Engine Electronic Control Module (ECM)
(12) Flywheel housing
(13) Flywheel
(14) Solenoid for starting motor
(15) Starting motor
(16) Oil filter
(17) Oil level gauge (Dipstick)
(18) Oil drain tap
(19) location for the oil sampling valve
(20) High-pressure fuel pump
Illustration 4 g03387667
Typical example
(21) NOx Reduction system (NRS)
(22) Air intake
(23) Coolant outlet
(24) Oil filler cap
(25) Water pump
(26) Coolant intake
(27) Crankshaft damper
(28) Belt tensioner
(29) Belt Off Engine Components
Illustration 5 g03387619
Items that can be supplied loose.
(1) Clean emission module
(2) Pump electronics tank unit
(3) Heated line
(4) Soot sensor control
(5) NOx sensors
(6) In-line fuel filter
(7) Priming/tranfer fuel pump
(8) Primary fuel filter
(9) Flexible exhaust pipe assembly
(9 A) Protection sleeve for flexible exhaust pipe
(10) Inlet air temperature sensor Note: Use the sleeve (9 A) for transportation only.Engine Aftertreatment System
Illustration 6 g03027726
Typical example
(1) Clean Emission Module (CEM)
(2) Lifting eyes for CEM
(3) Exhaust intake connection
(4) Exhaust outlet connection
(5) Diesel Exhaust Fluid (DEF) injector
Illustration 7 g03034176
Typical example
(1) Pump Electronics Tank Unit (PETU)
(2) Diesel Exhaust Fluid (DEF) tank filler cap
(3) Coolant inlet
(4) Coolant outlet
(5) Dosing Control Module (DCU)
(6) DEF Tank
(7) Heated DEF line
(8) Harness connections
(9) DEF drain plug The size of the DEF tank will depend on the application. For more information on the aftertreatment system, refer to this Operation and Maintenance Manual, "Sensors and Electrical Components".