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PARKER HANNIFIN CORPORATION

225 BATTERSBY AVENUE • ENUMCLAW, WA 98022 USA

PHONE 360.825.1601

•

FAX 360.825.1603

•

www.parker.com/helac

PowerGrip - U.S. patent #6370801

Содержание POWERGRIP PG Series

Страница 1: ...POWERGRIP Instruction Service and Repair Manual PG and PGA Series HA PGIM 07 22 CONSTRUCTION EQUIPMENT ATTACHMENTS...

Страница 2: ...ling and Removing Hydraulic Lines 9 Maintenance 11 Troubleshooting Guide 12 Tools Tools Required 13 Drawings Assembly Drawings 14 Exploded View Bucket and Actuator 15 Exploded View Valve Manifold 16 P...

Страница 3: ...et for everyday tasks Ideal for a broad range of applications PowerGrip can be used during every step of the construction process Since 2001 contractors have come to rely on PowerGrip for demolition l...

Страница 4: ...nes on the piston s outside diameter mesh with the gear in the housing Starting position The piston is completely bottomed out Bars indicate starting positions of piston and shaft Arrows indicate dire...

Страница 5: ...However the PowerGrip Bucket has the added ability to grip hold and lift materials in a pick and place capability This attachment is not designed for long term holding of materials Refer to the carri...

Страница 6: ...omer is solely responsble for engineering of mating structures fasteners and other associated components related to the installation of the product and its ultimate application A unique serial number...

Страница 7: ...cavator and is designed to be pin mounted directly to the machine When using All PowerGrip models should be mounted to the carrier according to the instructions outlined below To remove the PowerGrip...

Страница 8: ...rements and Plumbing Hydraulic Requirements The Typical PowerGrip Circuit Chart and the Tool Circuit Requirements Table shown on this page illustrate the control circuit requirements for the PowerGrip...

Страница 9: ...e routings Connect hydraulic hoses to the appropriate ports Be sure the hoses do not cross foul crush or chafe when operating the PowerGrip or machine Verify proper hose routing for all possible posit...

Страница 10: ...10 Hydraulic Requirements and Plumbing Suggested Hose Routings INSTALLATION AND MOUNTING...

Страница 11: ...ke sure the grease reliefs are functioning properly Open or replace non functioning grease reliefs immediately NOTICE Never replace the grease relief valves with grease fittings or plugs NOTICE Do not...

Страница 12: ...as necessary Jaw moves only in one direction Single directional control valve is being used Load control valve manifold is obstructed Hydraulic hose is internally damaged Replace with bi directional c...

Страница 13: ...nch 13 Plastic drift 14 Tape measure 15 One 8 32 x 1 00 or longer machine screw Tools Required Making a Seal Tool The seal tool is merely a customized standard flat head screwdriver 1 Heat the flat en...

Страница 14: ...14 Assembly Drawing DRAWINGS...

Страница 15: ...15 Exploded View Bucket and Actuator DRAWINGS...

Страница 16: ...16 Exploded View Valve Manifold Assembly DRAWINGS...

Страница 17: ...e 400 650 PSI 2 128 Port Plug Socket Hex Head SAE 6 2 Part Number Item Description Qty 65350 Relief Valve Assembly includes items 414 415 416 420 421 949046 414 Low pressure cartridge includes seals 4...

Страница 18: ...lief Valve 50500 1 8 27 NPT Alemite 400 650 PSI 2 128 Port Plug Socket Hex Head SAE 6 2 Part Number Item Description Qty 65350 Relief Valve Assembly includes items 414 415 416 420 421 949046 414 Low p...

Страница 19: ...SAE 6 2 Part Number Item Description Qty 69198 01 Relief Valve Assembly includes items 414 415 416 420 421 949063 414 Low pressure cartridge includes seals 417 1 949064 415 High pressure cartridge in...

Страница 20: ...ughly cleaned prior to disassembly Inspect the PowerGrip for corrosion prior to disassembly Severe corrosion can make it difficult to remove the fitting plugs 101 and lock nuts If corrosion is evident...

Страница 21: ...lease hydraulic pressure Secure jaw to bucket shell by tack welding tabs at three locations as shown on both sides of the jaw 2 Mark the port access holes with P1 and P2 for future reference during di...

Страница 22: ...sing pry bars remove P1 drive hub 04 first then P2 drive hub 04 5 Measure distance from piston sleeve 03 to edge of housing 01 bore at P2 Side Record measurement Disassembly NOTICE Hydraulic oil will...

Страница 23: ...a seal tool 9 Remove the bearings 341 343 from both drive hubs 04 7 Using a plastic drift and plastic mallet carefully drive the piston sleeve 03 out the P2 port side of the actuator housing 01 02 230...

Страница 24: ...using a seal tool or a utility knife 13 Remove the exclusion seal 236 from the drive hubs 04 using a seal tool or a utility knife 14 Remove the drive hub ID O Ring 230 and drive hub back up ring 231...

Страница 25: ...th for any signs of extreme wear or chipping Inspect the housing for signs of damage or cracking 3 Shaft Check the shaft surface for scratches from the piston seal or other damages Small or minor scra...

Страница 26: ...ive hub ID o ring 230 and drive hub ID back up ring 231 into each drive hub 04 04 04 04 238 344 236 4 Install the bearings 341 343 onto each drive hub 04 NOTICE Lightly oil all seals seal grooves and...

Страница 27: ...the piston OD bearing 343 onto the piston sleeve 03 11 Some models have seals on the ID and or OD of the lock nuts 05 If they exist install the seals and backup rings onto lock nuts 04 237 9 Install t...

Страница 28: ...ded while maintaining shaft 02 position 3 Coat the drive hub ID splines with nickel anti seize Loctite 77169 or equivalent Install drive hubs 04 If OD splines do not align with jaw splines remove hub...

Страница 29: ...ive fitting plugs 101 into the lock nut 05 on the P1 side 8 Using a pin spanner wrench or two metal dowels and a pry bar tighten the P2 lock nut 5 to 120 ft lbs 162 Nm Without over tightening adjust t...

Страница 30: ...nts See valve manifold drawing on page 18 for locations of ports and valve Valve Design This valve has three separate cartridges that work together to provide 1 Load holding with very low leakage to t...

Страница 31: ...rt V2 2 Ports A1 and V1 are always common to each other 3 With Port A1 blocked hydraulic oil should require 1 000 to 1 500 psi 69 to 103 bar to flow from port V1 to port A2 V2 4 With Port A1 blocked a...

Страница 32: ...Indemnity by Buyer Buyer shall comply with all instructions guides and specifications provided by Seller with the Quote or the Products Unauthorized Uses If Buyer uses or resells the Products in any w...

Страница 33: ...de from 7 a m to 4 p m PST on weekdays excluding holidays or e mail us at cylsaleshelac support parker com Our fully equipped repair department ensures factory specifications and customer expectations...

Страница 34: ...R HANNIFIN CORPORATION 225 BATTERSBY AVENUE ENUMCLAW WA 98022 USA PHONE 360 825 1601 FAX 360 825 1603 www parker com helac PowerGrip U S patent 6370801 2022 Parker Hannifin Corporation All rights rese...

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