Operation and maintenance manual

SEBU8601-01 63

Operation Section

Engine Operation

Regeneration Switch

Note: The MIDDLE position of the regeneration

switch is the default position for automatic modes

of regeneration.

Note: Some OEMs may use other means of

activating a forced regeneration such as touch screen

interfaces.

Force R egeneration – Press in the top

of the switch for 2 seconds in order to

begin regeneration. An indicator light on

the switch will become active showing that the

regeneration is active. The HEST lamp will become

active showing that the regeneration is active. The

high exhaust temperature indicator will deactivate

after regeneration is completed or the regeneration

has been disabled.

Disable R egeneration – Press in the

bottom of the switch for 2 seconds in order

to disable regeneration. An indicator light on

the switch will become active. The disable indicator

lamp will illuminate. The indicator will deactivate after

the disable regeneration is completed.

Note: To re-enable the regeneration, cycle the engine

start switch key or press and hold down the force

regeneration switch for 2 seconds.

Note: If the engine start switch key is cycled while

the regeneration system is disabled via the disable

regeneration switch, press and hold the disable

regeneration switch for 2 seconds to reinitiate the

disable regeneration.

Soot Level Monitoring and Indicator

Lamps

During the normal working cycle of the engine the

ECM will control when the regeneration will occur.

Operation of the engine is not recommended with

theamberwarninglightﬂashing, or the red lamp

illuminated. Operation of the engine at this level

could damage the DPF.