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5
OPERATION
5.1
DAILY INSPECTION ________________________________________________________
!
CAUTION
The daily inspection should be performed only when
the engine is off and all fluids are cold. Engage the
parking brake, stop engine, and remove ignition key.
1. Perform a visual inspection of the entire unit, look for
signs of wear, loose hardware, and missing or
damaged components. Check for fuel or oil leaks to
ensure connections are tight and hoses and tubes
are in good condition.
5.2
INTERLOCK SYSTEM ______________________________________________________
1. The Interlock System prevents the engine from
starting unless the clutch pedal is depressed.
!
Never operate equipment with the Interlock
System disconnected or malfunctioning. Do not
disconnect or bypass any switch.
Never turn the key to the START position unless
the clutch pedal is depressed (pushed down) or
the gear selector is in neutral. If the vehicle is in
any gear other than neutral, and the clutch pedal
is not depressed when the engine is started, the
vehicle may lurch forward or backward depending
which gear the vehicle is in. This lurching could
cause serious personal injury or death.
2. Perform each of the following two tests to insure the
Interlock System is functioning properly. Stop the
test and have the vehicle inspected and repaired if
truck fails either test.
WARNING
2. Check the fuel supply, radiator coolant level,
crankcase oil, and air cleaner indicator. All fluids
must be at the full level mark with engine cold.
3. Check tires for proper inflation.
4. Test the Interlock System.
Note: For more detailed maintenance information,
adjustments and maintenance/lube charts, see the
Parts & Maintenance manual.
the engine does not start in test 1;
the engine does start during tests 2;
3. Perform actions described for each test. Shut
engine off between each test.
Test 1: Represents normal starting procedure. The
clutch pedal is depressed. The engine should start.
Test 2: The engine must not start if the clutch pedal
is not depressed.
OPERATION
5
17
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