OP000530
Inspection, Maintenance and Adjustment
4-92
Swing Motor
NOTE:
Perform this only when oil has been drained from
swing motor.
1.
Shut down engine.
2.
Disconnect drain hose and fill swing motor case with
hydraulic oil.
3.
Connect the drain hose.
4.
Start engine and set throttle at "LOW IDLE" and swing
upper structure slowly two full revolutions to the left and
right.
Air Ejection of Transmission
1.
Run the engine at low rpm.
2.
Shift the driving speed switch to the 3rd gear of high
speed.
3.
Open breeders A and B for about 20 seconds at the same
time.
4.
Close both breeders.
5.
Shift the driving speed switch to the 2nd gear of low speed.
6.
Open breeder B for about 20 seconds.
Do not open breeder C.
7.
Close breeder B.
8.
Repeat steps 2 through 7 until hydraulic oil contains no
bubble which means that air is ejected completely. If
hydraulic still contains bubbles, repeat steps 2 through 7.
FG003426
Figure 170
IMPORTANT
If the air is not vented from the system, it will cause damage
to the swing motor and bearings.
FG003981
B
A
Figure 171
IMPORTANT
Use a transparent vinyl hose for air ejection.
C
FG003002
Figure 172
Summary of Contents for DX190W
Page 2: ......
Page 71: ...OP000528 2 3 Operating Controls ...
Page 128: ...OP000528 Operating Controls 2 60 CD Player Optional AST DIR FG000109 Figure 135 ...
Page 196: ......
Page 292: ...OP000530 Inspection Maintenance and Adjustment 4 96 ...
Page 304: ...OP000440 6 8 Troubleshooting ...