LeeBoy 8520C - DPF Regeneration Level Warnings; Regen Level 3, 4, and 5 Warnings and Actions

4-20 LeeBoy 8520C Conveyor Paver
Operation
Regen Level 3: The Level 3 screen displays the
warning: Urgent: Engine output limited. The DPF is
EXTREMELY loaded with soot and needs to be regen-
erated. Automatic regeneration is not possible at this
level. (Figure 4-39)
Continued operation without completing a parked
regeneration can cause unwarranted engine
damage. The operator should perform the parked
regeneration described on Pages 4-21 to 4-23
immediately!
Figure 4-39. Regen Level 3 Warning
Regen Level 4: Urgent: Engine output limited. DPF
Regeneration is required IMMEDIATELY by a qualied
engine or OEM service technician. IMMEDIATELY take
the machine to a safe location, shut down, and contact a
qualied service facility. (Figure 4-40)
Figure 4-40. Regen Level 4 Warning
Regen Level 5: Urgent: Engine output limited. DPF
Regeneration is impossible. The DPF must be removed
and cleaned by a qualied cleaning facility and the ECU
must be reset by a qualied engine or OEM service
technician. IMMEDIATELY take the machine to a safe
location, shut down, and contact your authorized dealer.
(Figure 4-41)
Figure 4-41. Secondary Regen Level 5 Warning