®
1/2" Infalok
Nose Assembly – Huck 2620 Tool
Fitting Instructions
Item numbers in bold refer to nose assembly components in the table and illustration above.
Lightly coat Jaw Set 3 with Moly Lithium grease.
On a flat work surface, assemble Sleeve 5, 'O' Rings 6, Follower 4 and Jaw Set 3 by stacking vertically in that
order.
The Collet 2 will be supplied pre-assembled with Collar Ejector 7a and Jaw Release 7b.
Place Collet 2 over the assembled stack, slide to the end of the work surface and with a finger push the stack
fully inside Collet 2.
Holding the tool pointing down, screw the assembled collet fully onto the tool piston
Insert Collet Lock 10 into Collet 2. Unscrew Collet 2 until Collet Lock 10 slots into the nearest groove on piston
rod. The Collet Lock 10 should be flush with the exterior of Collet 2.
Assemble Anvil 1 and retainer 9 over assembly.
Servicing Instructions
Nose assemblies should be serviced at weekly intervals. You should hold some stock of all internal components
of the nose assembly as they will need regular replacement.
Any worn or damaged part should be replaced.
Clean and check wear on Jaw Set 3.
Check that Collar Ejector 7a, Collet 2, Sleeve 5 and 'O' Rings 6 are not distorted.
To remove a damaged or worn Collar Ejector 7a, slide the Collar Ejector 7b out of Collet 2 as far as possible.
Cut through Jaw Release 7b between the flange of Collar Ejector 7a and the front face of Collet 2. Invert Collet
2 and push out the remains of Jaw release 7b.
When assembling a new Collar Ejector 7a and Jaw Release 7b in Collet 2, first ensure that the threads are
clean, before applying Loctite® 243 and screwing the two parts together within Collet 2.
Assemble according to the 'Fitting Instructions'.
rod.
9