AIR CONDITIONER AR 9C3034 - Caterpillar

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Remove shim (6).
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Disconnect hose assemblies (7) from boom cylinder (4).
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Remove retaining bolt (9) from pin assembly (8).
Attach Tooling (B) to pin assembly (8). Use Tooling (B) to remove pin assembly (8) and the spacer. The weight of pin assembly (8) and Tooling (B) is approximately 23 kg (50 lb).
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Remove boom cylinder (4) from the machine. The weight of boom cylinder (4) is approximately 231 kg (510 lb).Note: Machines can be equipped with shims between the boom cylinder and the frame at the pin joint.
Remove shims (if equipped) from the connection point between the boom cylinder and the frame.Installation Procedure
Table 2
Required Tools
Tool Part Number Part Description Qty
A 8S-7640 Stand 1
8S-7631 Tube 1
8S-8048 Saddle 1
8S-7615 Pin 1
H 5P-0960 Molybdenum Grease Note: Make sure that the pin bores in the boom cylinder, in the boom, and in the frame are clean and free of dirt and debris prior to the installation of the boom cylinder.
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Attach a suitable lifting device to boom cylinder (4), as shown. The weight of boom cylinder (4) is approximately 231 kg (510 lb). Position the boom cylinder in the frame and on Tooling (A), as shown. Make sure that the pin bores in the boom cylinder and the pin bores in the frame are aligned.
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Apply Tooling (H) to pin assembly (8). Temporarily install the spacer and pin assembly (8).Note: Do not remove the lifting device from the boom cylinder at this time.
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Adjust shim clearance to a maximum of 1.6 mm (0.06 in). Install the spacer and pin assembly (8).
Install bolt (9).
Remove the lifting device from the cylinder at this time.
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Connect hose assemblies (7) to boom cylinder (4).
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Partially install the pin and install shim (6).
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Use a suitable lifting device to position boom cylinder (4).
Install the pin and spacer (5).
Remove the suitable lifting device from boom cylinder (3).
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Install retainer plate (3) and bolts (2).
Connect hose assembly (1) to boom cylinder (4).
Lubricate the pins for the boom cylinder.