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Improper attachment of work tools could result in injury or death. Do not operate this machine until you have positive indication that the coupler pins are fully engaged. Check for engagement by: 1. Tilt the work tool down. 2. Put down pressure on the work tool. 3. Back the machine up and make sure there is not any movement between the work tool and the quick coupler assembly. |
The quick coupler is used to engage the pins. The quick-coupler pin switch is also used to disengage the quick coupler pins.
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Auxiliary hoses for work tools must be removed before the quick coupler pins are disengaged. Pulling the work tools with the auxiliary hoses could result in machine damage. |
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Disengage - Move the quick-coupler pin switch to the UNLOCKED position. The UNLOCKED position will retract the coupler pins. The work tool will now be disengaged. |
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Engage - Move the quick-coupler pin switch to the LOCKED position in order to engage the coupler pins . The quick-coupler pin switch should be in the LOCKED position when you are not disengaging the quick coupler pins. |
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Disengaging the coupler pins will release the work tool from control of the operator. Serious injury or death may result from disengaging the work tool when it is in an unstable position or carrying a load. Place the work tool in a safe position before disengaging the coupler pins. |
Note: Ensure that you are attempting to attach the proper style of hooks to your coupler.
In order to attach a work tool to the coupler, use the following steps.
- Move the switch to the UNLOCK position in order to disengage the coupler pins.
- If the coupler is controlled by the third function valve, pull back the lever in order to disengage the pins.
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Illustration 1 g00826027 - Tilt the coupler assembly forward.
Ensure that the coupler assembly is below the level of the hooks on the work tool that will be attached.
- Slowly, drive the machine forward. Align the hooks on the work tool with the coupler assembly.
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Illustration 2 g00826029 - Pull back on the lift lever in order to raise the coupler slightly. Raise the coupler until the coupler assembly contacts the hooks on the work tool and the work tool is lifted slightly.
Ensure that the work tool is level from one side to the other side.
- Tilt back the coupler assembly until the alignment bar of the work tool contacts the coupler.
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Illustration 3 g00826040 (1) Coupler in the locked position
(2) Coupler in the unlocked position - Move the switch to the LOCK position in order to engage the coupler pins into the retainer holes for the work tool.
Note: Ensure that the work tool is securely locked to the coupler before you operate the host machine and before you operate the work tool.
Note: Ensure that the work tool is securely locked to the coupler before you operate the host machine. The indicator (2) is visible when the coupler is unlocked. The indicator (1) is not visible when the coupler is locked.
Note: Ensure that the tool is firmly attached and continue with steps 8 through 10.
- Push the tilt lever in order to tilt the work tool downward.
- Push the lift lever forward in order to put down pressure on the work tool.
- Back up the machine and make sure that there is no movement between the work tool and the coupler.
Steps 8 through 10 indicate that the coupler pins have fully engaged into the retainer holes for the work tool.
In order to remove the work tool from the host machine, perform the following steps.
- Place the work tool on a surface that is solid and level.
- Move the switch for the coupler to the unlocked position. Check the indicators. The pins must be in the unlocked position.
- Lower the lift arms of the host machine.
- Rack the quick coupler outward.
- Slowly move the host machine away from the work tool.