Download MAINTENANCE INTERVALS - Safety

152
Maintenance Section
Belts - Inspect/Replace
SEBU8354-07
6. At the battery disconnect switch, disconnect the
negative battery cable that is connected to the
frame.
7. Perform the necessary repairs. Replace the cable
or the battery, as needed.
i02828865
Brake Accumulator - Check
SMCS Code: 4263-535
8. Connect the battery cable at the battery disconnect
switch, if equipped. If the machine is not equipped
with a battery disconnect switch, connect the
negative cable to the frame.
9. Connect the negative battery cable at the battery.
Replace the battery cover.
10. Install the battery disconnect switch key. Turn the
battery disconnect switch to the ON position.
Recycle the Battery
Illustration 124
Always recycle a battery. Never discard a battery.
Always return used batteries to one of the following
locations:
• A battery supplier
1. Turn the engine start switch to the ON position.
The alert indicator for brake oil pressure should
come on if the braking system is not at normal
operating pressure.
2. Start the engine. Run the engine at half speed for
two minutes in order to increase the accumulator
pressure. The alert indicator for brake oil pressure
should go off.
• An authorized battery collection facility
• Recycling facility
i02816216
Belts - Inspect/Replace
SMCS Code: 1397-040; 1397-510
Serpentine Belt
1. Open the engine access door on the left side of
the machine.
2. Inspect the condition of the serpentine belt. If the
belt is worn or frayed, replace the belt.
Note: The serpentine belt is the self-adjusting type.
There is no adjustment of the tension.
3. Close the engine access door.
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3. Stop the engine. Apply the service brake pedal
and release the service brake pedal until the alert
indicator for brake oil pressure comes on. This will
decrease the accumulator pressure. A minimum
of five applications of the service brake pedal are
required.
4. If the alert indicator comes on after less than
five applications of the brake, measure the
accumulator precharge pressure. An authorized
Caterpillar dealer can measure the nitrogen gas
pressure in the accumulator. Use only dry nitrogen
gas for recharging.