Specifications

114 SEBU7858-03
Maintenance Section
Cab Air Filter - Clean/Replace
Note: If the fri
ction material for the brakes needs to
be replaced, the new friction material may require
conditioning for maximum performance. Consult
your Caterpil
lar dealer or see Special Instruction,
SEHS9187 for the procedure for conditioning.
Parking Brake Holding Ability Test
Make sure tha
t no people or obstacles are in the area
around the machine.
Tes t t he br a
kes on a dry, level surface.
Fasten the seat belt before you test the brakes.
This test determines whether the parking brake is
functional. This test is not intended to measure the
maximum br
ake holding effort.
1. Start the tractor engine and the scraper engine.
Scroll to
Numeric Readout Mode on display area
(1). Look at the air pressure on display area (1).
Allow the brake system air pressure to reach
965 ± 34 kP
a(140±5psi).
2. Disengage the scraper transmission by moving
the scra
per transmission neutral/run switch to the
DISENGAGE position.
3. Raise th
ebowl.
4. Apply the parking brake.
5. While the engine is at an idle and the parking
brake is applied, move the transmission control to
the SE
COND SPEED position.
If the machine begins to move, reduce the engine
speed immediately and apply the service brake
pedal.
6. Gradually increase the engine rpm. The parking
brake should prevent machine movement when
the engine is running at 900 rpm or less.
If the machine moves with the engine rpm less
than 900 rpm, consult your Caterpillar dealer for
an inspection of the machine.
7. Reduce the engine speed and move the
transmission control to the NEUTRAL position.
Lower the bowl to the ground and stop the engine.
NOTICE
If the machine
moved while testing the brakes, contact
your Caterpillar Dealer. Have the dealer inspect and, if
necessary, repair the service brakes before returning
the machine to
operation.
Note: If the friction material for the brakes needs to
be replaced, the new friction material may require
conditioning for maximum performance. Consult
your Caterpillar dealer or see Special Instruction,
SEHS9187 for the procedure for conditioning.
i02301254
Cab Air Filt er - Clean/Replace
SMCS Code: 7342-070; 7342-510
S/N: DBD
1-Up
Cleanin
g the Filt ers
Outside Filters
Note: Clean the air filters more often during dusty
conditions.
g01166341
Illustration 127
1. Open access door (1). Install rod (2) in order to
secure the access door.
Note: Use the appropriate equipment in order to open
the access door and install the rod from the ground.