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Aftertreatment DPF Parked Regeneration
from Mack Truck Electronic V-MAC IV Vehicle Management & Control with Co-Pilot Display Operator’s Manual
Aftertreatment diesel particulate filter (DPF) parked regeneration allows the operator start and/or stop the regeneration manually when the vehicle The operator notified that a regeneration needed when the icons the DPF Smart switch The operator should perform the regeneration soon
Please refer the instructions below how use the DPF Smart switch for parked
1 Move the vehicle a safe location, apply the park brake and allow the engine idle.
Note: When a regeneration process, the engine exhaust gas temperature (EGT) will NOT park the vehicle with the exhaust outlet under low hanging overhead flammable objects such trees, awnings, etc., that could damaged elevated exhaust NOT attempt regenerate inside a garage enclosed area the tail pipe attached exhaust ventilation system the hose material may not rated for the high
2 Press and hold the top part the DPF Smart switch momentarily initiate the regeneration.
3 During the icons the switch will shut The high exhaust system temperature (HEST) indicator the instrument cluster will light notify high exhaust
4 For catalyzed exhaust aftertreatment systems, the engine speed (RPM) will ramp around 1,100 RPM. For non - catalyzed exhaust aftertreatment systems, the engine will continue idle during the regeneration.
5 Regeneration will take between and minutes
6 After regeneration has completed and the exhaust temperature has returned normal, the HEST indicator will shut
7 the regeneration process needs stopped and performed a later please refer DPF Inhibit/Stop , page for
Caution
Failure perform aftertreatment DPF regeneration a timely manner after notification may result engine derate, clogged damaged DPF , and engine shutdown.
Aftertreatment DPF Inhibit/Stop Regeneration
Aftertreatment diesel particulate filter (DPF) whether the moving parked variety , can stopped the vehicle equipped with a DPF Smart switch (refer DPF Smart , page for more A regeneration should stopped only when necessary T o stop a regeneration that press the DPF Smart switch the DOWN The switch will lock into the DOWN and the icon the bottom the switch will illuminated indicate regeneration has been
Caution
When the DPF Smart Switch pressed the DOWN the switch will remain locked this position and prevent aftertreatment DPF regeneration from important press the switch back the middle position and return standby mode when safe so.
Failure set the switch back the MIDDLE position may result engine a clogged Aftertreatment Diesel Particulate Filter damage the filter and engine
Caution
Failure perform a aftertreatment DPF regeneration a timely manner may result engine a clogged damaged DPF , damage the filter and engine