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256BT
Pneudraulic Installation Tool
Instruction Manual
Patent Pending
Actual model may vary.
Makers of Huck
, Marson
®
Brand Fasteners, Tools & Accessories
, Recoil
®
®
Table of Contents
EC/UKCA Declaration of Conformity
Safety Instructions
Tool Specifications
Principle of Operation
Description
Spare Parts and Accessories
Preparation for Use
Operating Instructions
Maintenance
Tool Disassembly Procedure
Tool Assembly Procedure
Fill and Bleed
Sticker Locations
Component Drawings
Nose Assembly Installation and Removal 16
Measuring for Tool Drift
Troubleshooting
Warranties
Howmet Support Locations
2
3
4
4
5
5
5
6
7
8 - 9
10
11 - 12
12
12 - 15
16
17
19
20
December 18, 2024
HK1109
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Summary of Contents for Howmet Aerospace HUCK 256BT
- Page 1 256BT Pneudraulic Installation Tool Instruction Manual Patent Pending Table of Contents EC/UKCA Declaration of Conformity Safety Instructions Tool Specifications Principle of Operation Description Spare Parts and Accessories Preparation for Use Operating Instructions Maintenance Tool Disassembly Procedure 8 - 9 Actual model may vary. Tool Assembly Procedure Fill and Bleed 11 - 12...
- Page 2 256BT Pneudraulic Installation Tool (HK1109) EC Declaration of Conformity UKCA Declaration of Conformity Manufacturer: Manufacturer: Huck International, LLC, Industrial Products Group, Huck International, LLC, Industrial Products Group, 1 Corporate Drive, Kingston, NY, 12401, USA 1 Corporate Drive, Kingston, NY, 12401, USA Description of Machinery: Description of Machinery: Models 24#, 25#, and 2047 family of pneudraulic...
- Page 3 256BT Pneudraulic Installation Tool (HK1109) Safety Instructions III. OPERATING HAZARDS: GLOSSARY OF TERMS AND SYMBOLS: 1. Use of tool can expose the operator’s hands to hazards including: crushing, impacts, cuts, abrasions and heat. Wear • Product complies with requirements set suitable gloves to protect hands.
- Page 4 256BT Pneudraulic Installation Tool (HK1109) Tool Specifications Hydraulic fluid: Hydraulic fluid shall meet .96 inches (2.4 cm) DEXRON III, DEXRON VI, MERCON, Allison C-4 1.5 inches (3.8 cm) or equivalent ATF specifications. Fire resistant fluid may be used if it’s an ester based fluid such as Quintolubric HFD or equivalent.
- Page 5 256BT Pneudraulic Installation Tool (HK1109) Description The 256BT series Pneudraulic Installation Tool is a lightweight, high-speed production tool that installs a variety of Huck BobTail® Fasteners. Pull and return action of the pull piston is provided by a pneumatic-hydraulic (pneudraulic) intensifier system powered by 100 psi Air Pressure. A design feature of this tool is a Reservoir for hydraulic fluid that automatically keeps the hydraulic system replenished.
- Page 6 256BT Pneudraulic Installation Tool (HK1109) Operating Instructions FOR SAFE OPERATION, THIS SECTION MUST BE READ AND UNDERSTOOD. Failure to understand WARNINGS may cause serious personal injury. Failure to understand CAUTIONS may cause damage to structure and Tool. For additional Safety Information, see page 3. Flange Bead DOWN...
- Page 7 256BT Pneudraulic Installation Tool (HK1109) Maintenance Apply Loctite® 243 Threadlocker (Huck P/N WARNING: Inspect tool for damage 508567) to gland threads. Apply Loctite® 271- and wear before each use. Do NOT 05 (Huck P/N 503657) to nuts. operate if damaged or worn as Smear Lubriplate®...
- Page 8 256BT Pneudraulic Installation Tool (HK1109) Tool Disassembly Procedure This procedure is for complete Disassembly of Remove 2 Springs. Slide Reservoir Plunger the Tool. Disassemble only those components from Head. Remove Spacer and Quad Ring. A necessary to replace damaged O-Rings, Quad- pick may be used to remove the Quad Ring.
- Page 9 256BT Pneudraulic Installation Tool (HK1109) Tool Disassembly Procedure continued... Figure 2 Figure 3 123111-1 Assembly Bullet Use the screws Screw (4) to pry out the Cylinder Head Bottom/ 123112-1 Spacer End Cap Note: Spacer must only be used for Muffler disassembly procedure as it assists in pushing out Front Gland Assembly.
- Page 10 256BT Pneudraulic Installation Tool (HK1109) Tool Assembly Procedure Clean components with mineral spirits or similar Figure 5 Trigger Pin solvent. Inspect for wear/damage and replace as necessary. Replace all Seals of disassembled Cable Pin components using Service Parts Kit, P/N 256BTKIT. Throttle Arm Smear Lubriplate 130AA or Parker O-Lube Bushing and Screw...
- Page 11 256BT Pneudraulic Installation Tool (HK1109) Fill and Bleed CAUTION: All fluid must be purged WARNING: Avoid contact with from the Tool before refilling. The hydraulic fluid. Hydraulic fluid must Tool stroke will be diminished if the be disposed of in accordance with fluid is aerated.
- Page 12 256BT Pneudraulic Installation Tool (HK1109) Fill and Bleed continued... 11. Re-lock the Fill Tool. Lay Tool on its side and If so, repeat these Steps until, when the Fill remove Reservoir Fill Plug. Top off Reservoir Tool Handle is touched, it has no pressure by placing a few drops of oil in hole and against it and it drops out of the lock position, waiting for air bubbles to escape.
- Page 13 256BT Pneudraulic Installation Tool (HK1109) Component Drawings continued... Figure 15 Figure 20 130938 Handle and Sleeve 130939 256 Handle Assembly contains 1 of each (unless Assembly contains: otherwise specified): 131430 130938 Handle and Sleeve Assembly Trigger Pin 130937 Handle ** 508518 590543 500621...
- Page 14 256BT Pneudraulic Installation Tool (HK1109) Component Drawings continued... Tool Head Figure 26 590517 129552 Huck® Trademark Head-Seat- 129553 Fill Tool in the & Year of Pin Assembly Head Assembly Lock-Out Position Manufacture (see Fig. 9) Sticker 500101 129633 Screw Fill Tool 130939 Assembly 114530...
- Page 15 256BT Pneudraulic Installation Tool (HK1109) Component Drawings continued... Tool Base Figure 31 130936 115436 Intensifier Piston Assembly Air Hose (see Fig. 23) Intensifier piston must be installed 130267 from this direction or o-rings/ Sleeve seals may be damaged. Torque to 175-195 in./lbs 112502 Use Loctite 243.
- Page 16 256BT Pneudraulic Installation Tool (HK1109) Nose Assembly/Disassembly Cross-Section of Nose Type Style: Simple Inline BobTail Nose Assembly shown Assembly Instructions 1. Thread puller onto piston and tighten with a wrench. Anvil Holder 2. Slide Anvil over puller until it bottoms. Anvil 3.
- Page 17 256BT Pneudraulic Installation Tool (HK1109) Troubleshooting Always check the simplest possible cause (such as a loose or disconnected Trigger line) of a malfunction first. Then proceed logically, eliminating other possible causes until the cause is discovered. Where possible, substitute known good parts for suspected defective parts. Use this Troubleshooting information to aid in locating and correcting trouble.
- Page 18 256BT Pneudraulic Installation Tool (HK1109) Notes...
- Page 19 256BT Pneudraulic Installation Tool (HK1109) Limited Warranties Limited Lifetime Warranty on BobTail® Tools: Tooling, Part(s) and Other Items not Huck International, Inc. warrants to the original manufactured by Huck: purchaser that its BobTail® installation tools HUCK makes no warranty with respect to the manufactured after 12/1/2016 shall be free tooling, part(s), or other items manufactured from defects in materials and workmanship...
- Page 20 Tel: +852-2864-2012 AICSalesDL@Howmet.com Fax: +33-1-34-33-97-77 HKSSalesDL@Howmet.com Huck provides technical assistance in the use © 2024 Howmet Aerospace, Inc. and application of Huck fasteners & tooling. Howmet Fastening Systems NOTICE: This publication is only to be used for Kingston Operations general guidance in properties of the products...
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