V-MAC Co-Pilot Operator's Manual 27 Aftertreatment DPF Passive Regeneration Aftertreatment diesel particulate filter (DPF) passive regeneration can be automatic (no operator input needed to start regeneration) or manual (operator input needed to start regeneration). The operator is notified that a regeneration is needed when the icons on the DPF Smart switch illuminate. Please refer to the instructions below on how to use the DPF Smart switch for passive regenerations. Passive (Automatic) Regeneration 1 When the icons on the DPF Smart switch light up, maintain vehicle speed. 2 During regeneration, the icons on the switch will shut off. 3 Regeneration will take between 20 and 30 minutes to complete. 4 If the regeneration process needs to be stopped and performed at a later time, please refer to “Aftertreatment DPF Inhibit/Stop Regeneration”, page 29 for information. Moving (Manual) Regeneration (If Available) 1 When the icons on the DPF Smart switch light up, maintain vehicle speed and press and hold the top part of the switch momentarily. 2 During regeneration, the icons on the switch will shut off. 3 Regeneration will take between 20 and 30 minutes to complete. 4 If the regeneration process needs to be stopped and performed at a later time, please refer to “Aftertreatment DPF Inhibit/Stop Regeneration”, page 29 for information. Note: Depending on the vehicle's configuration, it may be possible to perform a parked regeneration if necessary.