
SEBU8213-04 103
Maintenance Section
Cutting Edges and End Bits - Inspect/Replace
4. Install a new O-
ring seal in the thermostat housing.
Install the new thermostat. Install the thermostat
housing on the engine cylinder head.
5. Install the elbow and the hose. Tighten the hose
clamp.
i02807176
Cutting Edg es and End Bits -
Inspect/Replace
SMCS Code: 6801; 6804
g01260096
Illustration 132
1. Raise the bulldozer blade and block up the
bulldozer blade. When you remove the cutting
edges and the end bits, maintain the bulldozer
blade at a minimum height.
2. Remove the bolts.
3. Remove the cutting edge and the end bits.
4. Thoroughly clean all contact surfaces.
5. Inspect the opposite side of the cutting edge. If the
opposite side of the cutting edge is not worn, turn
the opposite side of the cutting edge downward
and install the cutting edge.
6. If both sides of the cutting edge are worn, install a
new cutting edge.
7. Install new end bits, as required.
8. Install all bolts and tighten the bolts to the specified
torque.
Reference: For
more information, refer
to Specifications, SENR3130, “Torque
Specifications”.
9. Raise the bulldozer blade and remove the
blocking. Lower the bulldozer blade to the ground.
10. After you operate the machine for a few hours,
check all bolts for the proper torque.
i02801617
Engine Air Filter Primary
Element - C lean /Replace
SMCS Code: 1051; 1054
NOTICE
Caterpillar recommends certified air filter cleaning ser-
vices that are available at Caterpillar dealers. The
Caterpillar cleaning process uses proven procedures
to assure consistent quality and sufficient filter life.
Observe the following guidelines if you attempt to
clean the filter element:
Donottaporstrikethefilter element in order to re-
move dust.
Do not wash the filter element.
Use low pressure compressed air in order to remove
the dust from the filter element. Air pressure must not
exceed 207 kPa (30 psi). Direct the air flow up the
pleats and down the pleats from the inside of the filter
element. Take extreme care in order to avoid damage
to the pleats.
Do not use air filters with damaged pleats, gaskets, or
seals. Dirt entering the engine will cause damage to
engine components.