
158
Maintenance Section (D6T LGP (OEM)) WEBM1000
Hydraulic System Oil Filters - Replace
Note: The pilot filter is located in the compartment
in front of the hydraulic tank on the right side of the
machine.
3. Rem
ove the filter element with a strap type
wrench
.
4. Clean the filter element mounting base. Remove
any
part of the filter element gasket that remains
on the filter element mounting base.
5. I
nstall the new pilot filter element by hand.
Note:
Instructions for the installation of the filter are
printed on the side of each Caterpillar s
pin-on filter.
For non-Caterpillar filters, refer to the installation
instructions that are provided by the supplier of the
filter.
211
Illustration 211
(3) Hydraulic tank sight glass
6. Maintain the hydraulic oil to the “FULL” mark in
the sight glass.
7. Install hydraulic tank filler cap (2).
8. Close a
ccess door to the pilot filter.
Hydraulic System Oil Filters -
Replace
At operating temperature, the hydraulic tank is
hot and under pressure.
Hot oil and components can cause personal
injury. Do not allow hot oil or components to
contact skin.
Remove the filler cap only when the engine is
s
topped, a
nd the filler cap is cool enough to
touch with your bare hand. Remove the filler cap
slowly in order to relieve pressure.
NOTICE
Care must be taken to ensure that fluids are
containe
d during performance of inspection,
maintenance, testing, adjusting, and repair of the
product. Be prepared to collect the fluid with suitable
containers before opening any compartment or
disassembling any component containing fluids.
Refer to Special Publication, N
ENG2500 “Dealer
Serv
ice Tool Catalog” for tools and supplies suitable
to collect and contain fluids on Cat products.
Dispose of all fluids according to
local regulations
and mandates.
1. Lower the bulldozer and the ripper to the ground.
212
Illustration 212
Right side of cab
2. Slowly remove hydraulic tank filler cap (2) in
order to relieve the system pressure.
3. Remove retaining nut (1).
Hydraulic Tank
213
Illustration 213