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11065435 • Rev AD • October 2011
DH and DS Motors
Assembly and Test Procedures
Introduction
Safety Precautions Always consider safety precautions before beginning a service procedure. Protect
yourself and others from injury. Take the following general precautions whenever servicing a
hydraulic system.
Unintended Machine Movement
W Warning
Unintended movement of the machine or mechanism may cause injury to the technician
or bystanders. To protect against unintended movement, secure the machine or disable/
disconnect the mechanism while servicing.
Flammable Cleaning Solvents
W Warning
Some cleaning solvents are ammable. To avoid possible re, do not use cleaning
solvents in an area where a source of ignition may be present.
Fluid Under Pressure
W Warning
Escaping hydraulic uid under pressure can have sufcient force to penetrate your skin
causing serious injury and/or infection. This uid may also be hot enough to cause burns.
Use caution when dealing with hydraulic uid under pressure. Relieve pressure in the
system before removing hoses, ttings, gauges, or components. Never use your hand
or any other body part to check for leaks in a pressurized line. Seek medical attention
immediately if you are cut by hydraulic uid.
Personal Safety
W Warning
Protect yourself from injury. Use proper safety equipment, including safety glasses, at all
times.
Hazardous Material
W Warning
Hydraulic uid contains hazardous material. Avoid prolonged contact with
hydraulic uid. Always dispose of used hydraulic uid according to state, and federal
environmental regulations.
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