Case 721G Stage IV, Operator'S Manual

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7 - MAINTENANCE
Service
After a proper shutdown of the Tier 4B (final), Stage IV and Stage V vehicle, the Supply Module can remain in a
deactivated status for up to four months under the following conditions:
• Store the vehicle in a dry environment, non-salty environment, and clean environment.
• Store the vehicle between
-40 °C ( -40 °F ) and 25 °C ( 77 °F ).
• The relative humidity should be between
0 – 60% .
• Protect the catalyst (muffler outlet) against direct rain and snow.
• Drain the
DEF/A
D
B
LUE
® tank.
NOTE: see “ D
IESEL
E
XHAUST
F
LUID
(DEF)/A
D
B
LUE
® tank refilling” section for important tank draining information.
• Flush the
DEF/A
D
B
LUE
® tank with deionized water.
• Drain the deionized water.
• Do not disconnect any electrical connectors or
DEF/A
D
B
LUE
® coolant connectors for the SCR system.
• If the vehicle will be in storage for more than 30 days, remove the ground cable(s) from the battery(s).
Storage, handling, and transport
NOTICE: storage temperatures above 30 °C ( 86 °F ) greatly reduce the shelf life of DEF.
DEF/A
D
B
LUE
® has a typical shelf life of 6-12 months. Refer to the S
HELF LIFE
table below.
In order for DEF/A
D
B
LUE
® to remain in a usable condition, storage requirements need to be met.
• Store between
-11 °C ( 12 °F ) and 30 °C ( 86 °F ).
• Use only an approved
DEF/A
D
B
LUE
® container. Contact your dealer to obtain proper storage container(s).
• Keep container tightly closed.
• Keep container in a cool, well-ventilated area.
• Keep away from heat and direct sunlight.
To prevent decomposition of the DEF/A
D
B
LUE
® and the evaporation of water:
• Do not store
DEF/A
D
B
LUE
® in vented containers.
• Protect
DEF/A
D
B
LUE
® from sunlight in order to avoid any excessive temperature rise.
NOTICE: frozen DEF/A
D
B
LUE
® has approximately a 7% larger volume than the liquid.
At the first vehicle reactivation:
• Fill the
DEF/A
D
B
LUE
® tank.
NOTE: it is very important to fill the DEF/A
D
B
LUE
® tank before anyone starts or moves the vehicle. Otherwise SCR
fault codes will appear.
• Change the main filter on the Supply Module.
• Connect the ground cable(s) for the battery(s).
• Start the vehicle. Place the vehicle between
40 – 50% load to start the DEF/A
D
B
LUE
® injection into the exhaust.
If a failure occurs:
• Perform a Urea Dosing System Test (UDST).
NOTE: contact your local dealer to perform this procedure.
• Restart the vehicle.
• Place the vehicle between
40 – 50% load to start the DEF/A
D
B
LUE
® injection into the exhaust.
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