SPRING 9W4430 - Caterpillar

The following model views show typical features of the engine. Due to individual applications, your engine may appear different from the illustrations.Engine and Aftertreatment
Illustration 1 g03367500
Typical example
(1) Engine aftertreatment system
(2) NOx control valve
(3) Air outlet connection from turbocharger
(4) Alternator
(5) Air intake from air filter
(6) Coolant intake connection
(7) Turbocharger
(8) Solenoid for stating motor
(9) Starting motor
(10) Oil drain plug
(11) Flywheel housing
(12) Flywheel
Illustration 2 g03367502
Typical example
(13) Secondary fuel filter
(14) Oil filter
(15) Oil level gauge (Dipstick)
(16) High-pressure fuel pump
(17) Valve mechanism cover
Illustration 3 g03367547
(18) Rear lifting eyes
(19) Front lifting eye
(20) Crankcase breather
(21) Oil filler cap
(22) Belt
(23) Coolant pump
(24) Coolant outlet connection
(25) Air inlet connectionThe oil filler cap (21) can also be located on the valve mechanism cover.Off Engine Parts
Illustration 4 g06082900
(26) Fuel priming pump
(27) Primary fuel filter
(28) Differential pressure sensor
(29) Electronic control module
(30) Relay for glow plugs
(31) Breather heaterEngine View with Wall Flow Diesel Particulate Filter
Illustration 5 g03367096
Typical example
The wall flow Diesel Particulate Filter (DPF) will require a service, refer to this Operation and Maintenance Manual, "Maintenance Interval Schedule" for the service period.Top Mounted Aftertreatment
Illustration 6 g06082892
Typical example
The wall flow Diesel Particulate Filter (DPF) will require a service, refer to this Operation and Maintenance Manual, "Maintenance Interval Schedule" for the service period.Engine View with Through Flow Diesel Particulate Filter
Illustration 7 g03367094
Typical example
The through-flow type of DPF will not require a service interval.