Gradall D152, Operators Safety Manual

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Section 5 - Lubrication & Maintenance
5-2 82104002
5.2 GENERAL MAINTENANCE INSTRUCTIONS
Prior to performing any service or maintenance on the excavator, follow the
shutdown procedure on page 3-21 unless otherwise instructed and place “Do
Not Operate” tag on steering wheel in associated cab.
CUT/CRUSH/BURN HAZARD. Do not perform service
or maintenance on the machine with the engine
running. Failure to comply could cause death or
serious injury.
• Ensure excavator is level for proper fluid readings.
• For boom service, extend boom, close bucket and lower onto flat ground.
• Clean lubrication fittings before lubricating.
• After greasing excavator, cycle all functions several times to distribute lubricants.
• Apply a light coating of engine oil to all linkage pivot points.
• Drain engine and gear cases after operating when oil is hot.
• Check all lubricant and coolant levels when cool.
MACHINE DAMAGE. Contact Gradall before welding
on machine. Welding could damage wires, electronic
processors, hoses, and tubes. Prior to welding, turn off
ignition, unplug all electronic processors and
disconnect positive (+) and
negative (-) battery cables from battery posts only. Do
not disconnect cable leads from studs on battery box
panel. Connect positive (+) and negative (-) cables
together. Remove or adequately shield all
components, hoses, tubes, and wires in the area.
Component damage could cause an accident resulting
in death or serious injury.
Tire Service
Tire service must be performed by a qualified tire service center or an authorized
person that is properly trained in procedures and use of safety equipment designed
for tire service.
WARNING
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WARNING
OW0021