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262171
353
Revision A
Priming Fuel System
Controlled venting of air is provided at the injection pump through the fuel drain manifold. Small amounts of air introduced
by changing filters or injection pump supply line will be vented automatically if the fuel filters are changed in accordance
with instructions.
IMPORTANT:
Do
NOT
bleed the fuel system. Manual priming will be required if:
•
Fuel filter is replaced
•
Injection pump is replaced
•
High-pressure fuel lines are replaced
•
Engine is run until fuel tank is empty
DANGER
To prevent bodily injury or death from the unexpected startup of the machine, always stop the engine and remove the
key from the ignition before leaving the operator
’
s seat for any reason.
WARNING
The fuel pump high-pressure fuel lines and fuel rail contain extremely high-pressure fuel. Never loosen any fittings.
Personal injury and property damage can result.
1.
Shut down the engine, and remove the key from the ignition.
2.
Open the hood. For instructions, refer to
1012942
A
B
Figure 6.107: Primary Fuel Filter
3.
Locate primary fuel filter assembly (A).
4.
Turn priming knob (B) counterclockwise to unlock the
plunger on the primary filter head.
5.
Pump until the hand pump becomes firm.
6.
Push the plunger in and lock it by turning knob (B)
clockwise until snug.
7.
Try starting the engine. If the engine does
NOT
start, or
starts then shuts down, repeat the priming procedure.
8.
Close the hood. For instructions, refer to
.
6.11.2
Safety Systems
Perform the checks outlined in this section on the Operator Presence System and the engine lock-out system annually, or
every 500 hours
—
whichever comes first.
Checking Operator Presence System
The Operator Presence System is a safety feature designed to deactivate selected systems or sound an alarm when an
Operator is not seated at the operator
’
s station.
The Operator Presence System is designed to function as described in
Содержание M2170NT
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