Case 2050M Operator's Manual page 70

Crawler dozer
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DEF/AdBlue® level faults, failures, and engine power loss levels
Visual display
Indicator
warning
light
"DEF/AdBlue
Level LOW"
"DEF/AdBlue
Level Tank
EMPTY Power
Limited"
"DEF/AdBlue
Level Tank
EMPTY Power
Limited"
"DEF/AdBlue
Level Tank
EMPTY Power
Limited"
DEF/AdBlue® quality faults, failures, and engine power loss levels
Visual display
Indicator
warning
light
"Poor DEF/
AdBlue Quality
Detected
Torque
Limited"
"Poor DEF/
AdBlue Quality
Detected
Power Limited"
"Poor DEF/
AdBlue Quality
Detected
Power Limited"
"Poor DEF/
AdBlue Quality
Detected
Power Limited"
3 - CONTROLS AND INSTRUMENTS
Indicator
Audible
light status
alarm
Active
Active
Active
Active
Active
Active
Active
Active
Indicator
Audible
light status
alarm
Active
Active
Active
Active
Active
Active
Active
Active
DEF/AdBlue® level is less than 10 % of tank volume, refill
DEF/AdBlue®.
No engine power loss.
DEF/AdBlue® level is less than 5 % of tank volume ( 0 %
will be displayed), refill DEF/AdBlue® immediately.
Up to 65 % torque reduction and 40 % engine speed
reduction within 40 min of engine running time.
DEF/AdBlue® level is empty. Refill DEF/AdBlue®
immediately.
Engine speed reduced to low idle within 30 min of engine
running time.
Emergency re-start is active.
No engine power loss. Engine will be reduced to low idle
after 30 s of continued operation. Refill DEF/AdBlue®
immediately.
DEF/AdBlue® quality/concentration is questionable.
Drain DEF/AdBlue® tank, clean and refill with approved
DEF/AdBlue® solution.
Contact your local authorized dealer if failure persists.
No engine power loss.
DEF/AdBlue® quality/concentration is questionable 60 min
after the initial warning. Drain DEF/AdBlue® tank, clean
and completely refill with approved DEF/AdBlue® solution.
Contact your local authorized dealer if failure persists.
Up to 65 % torque reduction and 40 % engine speed
reduction within 40 min of engine running time.
DEF/AdBlue® quality/concentration is questionable
220 min after the initial warning. Drain DEF/AdBlue® tank,
clean and completely refill with approved DEF/AdBlue®
solution.
Contact your local authorized dealer if failure persists.
Engine speed reduced to low idle within 30 min of engine
running time.
Emergency re-start is active.
Drain DEF/AdBlue® tank, clean and completely refill with
approved DEF/AdBlue® solution.
Contact your local authorized dealer if failure persists.
No engine power loss. Engine will be reduced to low
idle after 30 s of continued operation. Contact your local
authorized dealer for repair.
3-22
Description
Description

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