4-45
Inspection, Maintenance and Adjustment
Change Pilot Filter
NOTE:
Change pilot filter after first 250 hours of operation or
rebuild, and every 1,000 hours thereafter.
NOTE:
If pilot filter clogged warning light (Figure 75) on
instrument panel comes "ON" the pilot filter must be
serviced.
1.
Position the machine on firm, level ground. Lower the front
attachment to the ground and shut down engine.
2.
Lift the breather cap (1, Figure 73) slightly to release the
internal pressure.
3.
Locate pilot system filter assembly. See Figure 76.
4.
Unscrew canister (5, Figure 77) and remove O-ring (3) and
filter cartridge (4).
NOTE:
The canister will be filled with oil. Use caution
when removing this assembly.
5.
Insert a new filter cartridge and O-ring. Apply a small
amount of oil around the entire O-ring and install the
canister assembly onto the filter head (1, Figure 77).
NOTE:
Used filter should always be disposed of
according to local regulations.
6.
After changing pilot filter, vent air from pump and check
level of hydraulic oil tank.
Figure 75
FG013895
FG016136
Figure 76
WARNING
The hydraulic oil will be hot after normal machine
operation.
Allow the system to cool down before changing pilot filter.
Figure 77
FG000323
2
1
3
4
5
Summary of Contents for DX700LC
Page 2: ......
Page 72: ...OP001120 Safety 1 66 ...
Page 142: ...OP001121 Operating Controls 2 70 ...
Page 188: ...OP001122 Operation 3 46 ...
Page 197: ...OP001123 4 9 Inspection Maintenance and Adjustment ...
Page 282: ...OP001123 Inspection Maintenance and Adjustment 4 94 ...
Page 298: ...OP000030 Troubleshooting 6 6 ...
Page 301: ...OP001125 7 3 Specification ...
Page 308: ...OP001125 Specification 7 10 ...
Page 314: ...950106 00012E Index 8 6 ...