Emission Control System (ECS) EMISSION CONTROL SYSTEM (ECS) The tractor engine is equipped with the following emission control systems 1. Positive Crankcase Ventilation (PCV) System 2. Exhaust Gas Recirculation (EGR) System 3. Diesel Oxidation Catalyst (DOC) 4. Under-Hood Muffler (UHM)
The schematic layout of the ECS is as follows :
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3600 Series PST, TIER-4 Models - 3640 & 3650
