 |
|||
|
|
|||
|
|
|||
| ||||||||||
|
|
 DOZER PUMP ASSEMBLY
REMOVAL:
1.
Park machine on level ground, set parking
brake, lower blade and place dozer control lever In
HOLD position.
2.
Remove seat mounting base and seat for
easier access to dozer pump.
3.
Remove rear floorplate and bulkhead cover.
4.
Clean all dirt from around hydraulic tank
filter head. Remove capscrews and lift off filter head to
vent suction line.
Note: Check valves are located In hydraulic tank return
lines to prevent tank from draining. Filter head must be
vented to prevent hydraulic oil from siphoning out.
Relief Valve Adjustment
5.
Fill hydraulic pump with clean hydraulic oil
(refer to LUBRICANTS SPECIFICATION CHART) and
connect inlet hose to pump. Warning: Back off main
relief valve until spring tension on the adjusting screw Is
relieved.
6.
If Installing a new unit, to avoid seizure,
never feed hot hydraulic oil Into a cold pump.
7.
Refill hydraulic tank to proper level with
clean
hydraulic
oil
(refer
to
SPECIFICATION CHART).
DISASSEMBLY
Venting Suction Line
To facilitate the repair of these units, before any work is
done, we suggest that you first read all of the steps used
in disassembly and assembly of the pump. Whenever
disassembly of a hydraulic unit Is required, replace all
5.
Remove and cap Inlet and outlet hoses on
seals.
pump.
Dirt is the enemy of any hydraulic system. The
6.
Remove pump mounting bolts and remove
first requirement of good maintenance of hydraulic
pump from machine.
equipment is cleanliness. Make sure you disassemble
and assemble your hydraulic equipment in a clean area.
INSTALLATION:
It is important to airblast all parts and wipe them
1.
When installing hydraulic pump, splines on
with a clean lintless cloth before assembly. Use caution
drive gear sleeve should be checked to ensure good
In gripping all parts in the vise to avoid damaging
condition. If splines are not satisfactory, replace sleeve.
machined surfaces.
2.
Clean pump mounting surface and install
A pump must be driven in the direction of rotation
new gasket on pump mounting face.
for which it was built; otherwise, pressure will blow the.
3.
Install pump and mounting bolts (refer to
shaft seal. It is a good idea to check all replacement
TORQUE SPECIFICATION CHART).
parts closely before installing to ensure that no damage
4.
Connect outlet hose on pump only.
occurred during shipment.
60-3.1
|
|
Privacy Statement - Press Release - Copyright Information. - Contact Us |
Click
here for thousands of PDF manuals