RING 4215697 - Caterpillar

Single Turbocharged Engine
Illustration 1 g03404421
Typical example
Series Turbocharged Engine
Illustration 2 g03404422
Typical example
(1) Front lifting eye
(2) Crankcase breather
(3) Secondary fuel filter
(4) Primary fuel filter
(5) Electronic Control Module
(6) Priming/tranfer fuel pump
(7) In line fuel filter
(8) Oil level gauge (dipstick)
(9) Oil drain plug
(10) Oil filter
(11) Oil sampling valve
(12) High-pressure fuel pump
(13) Oil filler
Illustration 3 g03404423
Typical example
(14) Air intake
(15) Coolant outlet
(16) Water pump
(17) Coolant intake
(18) Tensioner
(19) Belt
Illustration 4 g03404515
Typical example
(20) Back pressure valve
(21) High-pressure turbocharger
(22) Low-pressure turbocharger
(23) Alternator
(24) Refrigerant compressor
(25) Starter solenoid
(26) Starting motor
(27) Starter relay
(28) Oil drain tap
(29) Flywheel
(30) Flywheel housing
(31) NOx reduction cooler
(32) Rear lifting eye Aftertreatment Systems
Two different types of aftertreatment are available, the aftertreatment must be matched to the engine power.
Diesel Oxidation Catalyst (DOC) and Selective Catalytic Reduction (SCR)
Diesel Oxidation Catalyst (DOC) Diesel Particulate Filter (DPF) and Selective Catalytic Reduction (SCR)For a general description of the aftertreatment refer to this Operation and Maintenance Manual, "Product Description" for more information.DOC and SCR
Illustration 5 g03416433
Typical example
(1) SCR
(2) Identification module
(3) Outlet for Exhaust gas
(4) Mixer
(5) DOC
(6) Inlet for Exhaust gas The identification module will be installed on all aftertreatment systems.DOC DPF and SCR
Illustration 6 g03713347
Typical example
(1) Intake for exhaust gas
(2) DPF
(3) Mixer
(4) SCR
(5) Outlet for exhaust gas Diesel Exhaust Fluid (DEF) System
Illustration 7 g03700576
Typical example
(1) DEF tank and header unit
(2) DEF filler cap
(3) Pump electronic unit
(4) DEF filter
(5) NOx sensors and controls
(6) Coolant control valve
(7) Ammonia sensor
(8) Control for ammonia sensor
(9) DEF heated line The ammonia sensor and control will only be installed on the DOC and SCR system.