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Revision A
1.
Start the engine.
$
Figure 4.42: HPT Display
2.
Move the throttle to the idle position.
3.
Check engine speed (A) on the Harvest Performance
Tracker (HPT) display and compare it to the value in the
table below.
4.
Move the throttle to the maximum rpm position.
5.
Check engine speed (A) on the HPT and compare it to the
value in the table below.
NOTE:
The engine speed mentioned in the table below assumes
that the Eco Engine Control (EEC) feature is
not active
. For
more information about EEC, refer to the windrower
operator
’
s manual.
Table 4.3 Engine Speed
Idle
Maximum (No Load)
1000 rpm
2300 rpm
6.
Shut down the engine, and remove the key from
the ignition.
4.2.4
Checking Selective Catalytic Regeneration Conditioning Mode
The selective catalytic regeneration (SCR) system is part of the exhaust aftertreatment system. The SCR conditioning
process can activate any time the windrower is running so long as the INHIBIT SCR CONDITIONING switch is set to OFF.
Ensure that this feature can be successfully turned on and off.
$
Figure 4.43: HPT Display
The SCR conditioning inhibit mode is off when indicator (A) on
the Harvest Performance Tracker (HPT) display is not
highlighted.
If SCR conditioning mode is on, then indicator (A) will be
highlighted. This will prevent the SCR process from occurring.
NOTE:
If the SCR system is inhibited for an extended period, the engine
will begin to derate its power levels until manual SCR
conditioning is performed. Refer to the windrower operator
’
s
manual for further details.
If the SCR conditioning inhibit symbol is highlighted, turn SCR
inhibit mode off as follows:
