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SERVICE TIPS
TRUCK INFO
CHART 1
Engine Indicator Lamps – Driver Actions
1. Engine Indicator Lamps – Driver Actions Amber Warning Lamp Indicates a fault with the engine Vehicle can be driven to end
Parked Regeneration Procedure
INDICATOR LAMP
DRIVER ACTION
DESCRIPTION
(See chart 1)
The engine should be fully warmed up (coolant
temperature above 185F)
The chart shows dash emission warning symbols (AWL) controls. of shift. Call for service.
Engine must be at slow idle (can not be in Fast Idle
or PTO Mode)
common to most trucks. Study these on your unit to
The transmission must be in neutral
familiarize yourself with them and the actions each Red Stop Lamp (RSL) Indicates a major engine fault that may Move the vehicle to the
Set the park brake (cycle the park brake OFF to ON)
result in engine damage. Engine derate
nearest safe location and
and/or shutdown sequence will be
shutdown the engine. Call
requests. Press and release the clutch pedal (if configured) initiated. for service
Hold the DPF Switch to the ON position for five (5)
seconds and release (engine speed will increase and DPF Regeneration Solid yellow indicates a parked Bring Vehicle to highway
DPF Lamp will go out) Initiate/Cancel Lamp regeneration may be needed. Blinking speeds to allow for an
yellow, derate and/or shutdown are
Automatic Regeneration
2. It is useful to have parked regenerations performed at possible as soot load continues to Perform a Parked Regeneration
Regeneration
OR
increase. Lamp will shut off during
the yard during off-pumping times. Having these already
parked regeneration.
done is helpful when getting ready for big jobs and for High Exhaust System This is a information indicator. It Vehicle can be driven.
indicates exhaust temperature is above
Temperature Lamp
DPF Switch
a preset limit and the unit is operating
(HEST)
The regeneration will take approximately 20-40 min.
having uninterrupted pumping cycles. However, when at low vehicle speed. Lamp is yellow.
The regeneration is complete when the engine
your truck alerts you with a regeneration request, it is
returns to low idle and the DPF lamp remains off.
If the DPF lamp comes back on the regeneration
best to perform it right away. Don’t ignore the request Malfunction Indicator Yellow lamp Indicates a failure of an Vehicle can be driven to end
failed. (Contact the Customer Support Center)
Emission Control device. May
Lamp (MIL)
of the shift. Call for service.
or turn the truck off if the message is displayed. Once a illuminate at the same time as the
To Cancel a Parked Regeneration hold the DPF
Amber Warning Lamp.
Switch to the ON position for five (5) seconds and
release.
regeneration cycle begins, try not to interrupt it. If you
A Parked Regeneration will stop if the key is turned
experience problems with the emission equipment you Detroit Diesel Customer Support Center: 313-592-5800
to the off position, the truck is put into gear or the
parking brake is released.
can contact your local truck dealer or Alliance Concrete PHOTO 2
Pumps service staff for assistance.
3. Air Dryer Under Truck (See photo 2)
The air dryer is an often-ignored critical truck
component. Because it is also a part of the emission
equipment that allows proper regeneration cycles, it is
vital to include this in your service maintenance upkeep.
It is recommended to service the air dryer with a minor
kit (o-rings and desiccant cartridge) a minimum of
once yearly. The photo shows a common location for
mounting under the truck frame, tucked out of the way. PHOTO 3
4. Torquing Spring Pinch Fasteners to 241ft/lbs
(See photo 3)
Check these fasteners for prevailing torque and bring up
to the recommended value when the truck is new, and
then check again after a couple of months in service.
Subsequent inspections should be performed and re-
torque intervals can be extended if items remain at the
posted values. Note: applies to M-2 Airliner rear suspension.
PHOTO 4
5. Torquing U-bolts to 600ft/lbs (See photo 4)
Check these fasteners for prevailing torque and bring up
to the recommended value when the truck is new, and
then check again after a couple of months in service.
Subsequent inspections should be performed and re-
torque intervals can be extended if items remain at the
posted values. Note: applies to M-2 Airliner rear suspension.
1.888.870.0908 www.allianceconcretepumps.com 1.888.584.7231
Alliance Concrete Pumps Inc. will not be held liable for any loss, damage, or injury relating to these procedures.