Hydraulic System Oil Level - Check
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385B Excavator
[SEBU7440]
385B Excavator
Hydraulic System Oil Filter (Case Drain) - Replace
385B Excavator
Hydraulic Tank Screen - Clean
HYDRAULIC SYSTEM
TANK GP
385B Excavator
Hydraulic System Oil Level - Check
385B Excavator
Hydraulic Tank Screen - Clean
385B Excavator
Hydraulic System Oil - Change
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| NOTICE |
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Never remove the fill/vent plug from the hydraulic tank if the oil is hot. Air can enter the system and cause pump damage. |
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| Illustration 1 | g00101435 |
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The hydraulic oil tank is on the right side of the machine. | |
- Park the machine on level ground. Place the machine in the servicing position.
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Illustration 2 g00808061 (A) High temperature range
(B) Low temperature range - For a cold machine, maintain the hydraulic oil level in the low temperature range. For a machine that is at normal operating temperature, maintain the hydraulic oil level in the high temperature range.
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Illustration 3 g00837304 Note: Refer to Operation and Maintenance Manual, "General Hazard Information" for information on containing fluid spillage.
- Slowly loosen the fill/vent plug in order to relieve any pressure. Add oil, if necessary.
- Check the O-ring seal of the fill/vent plug. Replace the O-ring seal if the O-ring seal is damaged.
- Clean the fill/vent plug and install the fill/vent plug.
Information System:
330C Excavator
Boom/Stick/Bucket Combinations
2001/07/23
New Dump Cylinder Tubes are Available {5057}
385B Excavator
Hydraulic System Oil Filter (Case Drain) - Replace
312C Excavator 3064 Engine Supplement
Electric Starting Motor - Remove and Install - Engine In Chassis
385B Excavator
Hydraulic System Oil Filter (Pilot) - Replace
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Boom, Bucket, Stick, Swing and Travel Cycle Times
3126B Engine for Caterpillar Built Machines
Digital Sensor Supply Circuit - Test
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Track Adjuster
3500B Engines for Excavators
Air Inlet and Exhaust Lines
385B Excavator
Fuel System Secondary Filter - Replace
446B Backhoe Loader Transmission (Autoshift)
Transmission
385B Excavator
Fuel System Primary Filter (Water Separator) Element - Replace
385B Excavator
Hydraulic Tank Screen - Clean
385B Excavator
Refrigerant Dryer - Replace
312C Excavator 3064 Engine Supplement
V-Belts - Remove and Install
385B Excavator
Swing Drive Oil - Change
330C Material Handler
Fuses - Replace
446B Backhoe Loader Transmission (Autoshift)
Transmission Hydraulic System
Procedure to Rework the Return Lines for the Margin Relief Valve{5057, 5069}
330C Excavator
Engine Oil Level - Check
3126B Engine for Caterpillar Built Machines
Electrical Power Supply Circuit - Test
312C Excavator 3064 Engine Supplement
Alternator - Remove and Install
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Control Valve (Main)
446B Backhoe Loader Transmission (Autoshift)
Transmission Control