Color-coding of targeted components, or sections of a part, is used to communicate a required action.
This table shows the different colors and what is represented when use in a graphic.
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(Blue) The primary component of focus for a particular step. Target or primary component to be installed or removed. Installation implied unless otherwise noted with a symbol. |
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(Yellow) Components disconnected, connected, or placed aside for access, but not removed. Highlighted areas of adjustment, inspection, or special attention. |
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(Cyan) Special tools or other equipment required for use in a particular step. |
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(Light Gray) Components used for reference. |
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(Magenta) Any fastener, retainer, or electrical connector used to install or remove the primary component. |
Visual Service Procedures Symbols per J2892
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Position - To locate the desired or intended location |
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Service Indicator - Refer to a Technical Manual, Warning, Caution, or Notice |
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Relieve - To eliminate the pressure or force on a part or system to reduce a pressure, load, or weight on a device |
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Drain - To remove fluid until desired level. |
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Operation and Maintenance Manual - Refer to a procedure in an Operation and Maintenance Manual |
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Remove - To take off or eliminate component |
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Disconnect Line (Hose Disconnect) - To remove from a fluid line (hydraulic, fuel, air, brake, refrigerant, etc.), to separate fluid transmission connectors |
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Attach - To connect together or to fasten on something. |
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Push - To apply force to cause motion away from the person or machine exerting the force. |
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Lower - To drop to a reduced energy position. To reduce the level of material in a container. To cause to descend. |
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Support - To bear the weight of an object. |
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Weight - A heavy object, especially one being lifted or carried |
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Repeat - To perform once more. Iterate to do, make, or perform again |
| Required Tooling | |||
|---|---|---|---|
| Tool | Part Number | Part Description | Qty |
| A | 1U-7499 | STAND - 12T SUPPORT | 1 |
| 1U-7500 | TUBE-EXTENSION | 1 | |
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Personal injury can result from hydraulic oil pressure and hot oil. Hydraulic oil pressure can remain in the hydraulic system after the engine has been stopped. Serious injury can be caused if this pressure is not released before any service is done on the hydraulic system. Make sure all of the attachments have been lowered, oil is cool before removing any components or lines. |
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Step 2Show/hide table
Step 2 g06605042 - Relieve the hydraulic system pressure. Refer to Operation and Maintenance Manual, M0117473, "", "System Pressure Release".
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Step 3Show/hide table
Step 3 g06605048 - Drain the hydraulic system oil. Refer to Operation and Maintenance Manual, M0117473, "", "Hydraulic System Oil - Change" for proper draining and refilling procedures.
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Step 4Show/hide table
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Step 7Show/hide table
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Step 8Show/hide table
Step 8 g06237782
Install the boom cylinders in the reverse order of removal.