HOSE 4503581 - Caterpillar

Tap the hole with the 263-7181 Roughing Tap (20 mm Thread). Apply 263-7258 Fluid (TAPPING) to the tap while you are tapping.
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Remove all metal shavings from the hole.
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Tap the hole with the 263-7182 Finishing Tap (20 mm Thread). Apply 263-7258 Fluid (TAPPING) to the tap while you are tapping.
Remove all metal shavings from the hole.
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Remove the burrs from the hole with a file.
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Tap the hole again with the 263-7182 Finishing Tap (20 mm Thread) by using your hands.Note: The Finishing Tap must bottom in the hole.
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Clean the hole and the insert by using 222-3119 Component Cleaner to remove all the oil and the metal shavings.
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Apply a liberal amount of 263-7259 Sealant to the insert and the hole.
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Install the 263-7174 Threaded Insert (M20 Thread) by using the 263-7183 Insert Installation Tool (20 mm Thread) .Note: See the instructions in 263-7145 Full Torque Thread Insert Kit (M20 Thread) for instructions on assembling the 263-7183 Insert Installation Tool (20 mm Thread) .
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Torque the insert until the washer on the installation tool is flush with the deck of the block.
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Remove the 263-7183 Insert Installation Tool (20 mm Thread) .
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Clean the hole and the surface.