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Greenlee Textron / Subsidiary of Textron Inc.

H8508 Hydraulic Impact Wrench

4455 Boeing Dr., Rockford, IL 61109-2988 815/397-7070

Specifications—Tool

Length ....................................................................................... 8.19 in. (20.8 cm)

Width ......................................................................................... 4.19 in. (10.6 cm)

Height 48330/48329 .............................................................. 10.56 in. (26.8 cm)

Weight

48330 ....................................................................................... 7.1 lbs (3.2 kg)

48329 ....................................................................................... 6.9 lbs (3.1 kg)

RPM Range 48330/48329 ................................................................. 4400 - 9700

Output Torque ............................................................ 400 foot-pounds (188 Kglm)

Tool - Pressure Port .......................................................... 3/4 16 UNF SAE O-ring

Tool - Return Port ............................................................. 3/4 16 UNF SAE O-ring

Drive Size

48330 ................................ 7/16" Hex quick-change chuck, 1/2" Square Drive

48329 ................................................................................... 1/2" Square Drive

Type of Hydraulic System ..................................... Open-Center or Closed-Center

Содержание H8508 48329FWF

Страница 1: ...NUAL Read and understand this material before operating or servicing this equipment Failure to understand how to safely operate this tool could result in an accident causing serious injury or death H8...

Страница 2: ..._____________ WHERE PURCHASED ________________________ Purpose This instruction manual is intended to familiarize operators and maintenance personnel with the safe operation and maintenance procedures...

Страница 3: ...evere personal injury or death SAFETY ALERT SYMBOL A person who has not read and does not understand all operating instructions is not qualified to operate this tool Failure to read and understand saf...

Страница 4: ...g or if the hydraulic fluid is hot Exposure to hot hydraulic fluid can cause serious burns Wear protective gloves when handling removing and installing drill bits Drill bits can cut even when stationa...

Страница 5: ...070 H8508 Hydraulic Impact Wrench Identification Figure 1 Model 48330 Shown 1 Serial Number 6 Hydraulic Gear Motor 2 Trigger 7 Quick Change Chuck 3 Reversing Spool 8 Adapter 1 2 4 Open Center Closed C...

Страница 6: ...10 6 cm Height 48330 48329 10 56 in 26 8 cm Weight 48330 7 1 lbs 3 2 kg 48329 6 9 lbs 3 1 kg RPM Range 48330 48329 4400 9700 Output Torque 400 foot pounds 188 Kglm Tool Pressure Port 3 4 16 UNF SAE O...

Страница 7: ...essure Maximum 200 psi 13 8 bar Filtration 10 Micron Nominal Type of Hydraulic System Open Center or Closed Center 200 psi is the maximum agreed standard back pressure for the Hydraulic Tool Manufactu...

Страница 8: ...uids Electric shock hazard When using this unit near energized electrical lines select and maintain the hydraulic fluid to meet the minimum dielectric standards required by your safety department Fail...

Страница 9: ...is warning can result in severe injury death Connecting Hoses See Figures 1 and 2 1 Stop the power source 2 Connect the return tank hose from the power source port T to the tool T port Note Return tan...

Страница 10: ...ear of trigger spool Fig 1 Item 4 turn center spool in trigger spool counterclockwise until spool backs out to snap ring The tool is now ready for Open Center operation Impact Bits Greenlee recommends...

Страница 11: ...se only sockets approved for impact use Acces sories not designed for impact applications can break and cause severe injury Inspect drill bits and sockets before use Discard damaged bits and sockets D...

Страница 12: ...idle for a few minutes to warm the hydraulic reservoir fluid Actuating the tool inter mittently will reduce the time required to warm the fluid to an efficient operating temperature Operation See Figu...

Страница 13: ...d thrust bearing Clean the grease from the inside of the handle cavity and all impact components Apply a coat of grease Mobile Grease HP to thrust washers 48319 thrust bearing 48318 hammers 48345 hamm...

Страница 14: ...e the problem area Determining the Problem Area 1 Stop the power source Disconnect the existing tool from the hoses and power source 2 Connect a known properly operating tool to the hoses and power so...

Страница 15: ...ol Disassemble tool and clean components components Tool components worn or damaged Disassemble tool Replace worn or damaged components Hose connections to power source Depressurize hydraulic system r...

Страница 16: ...temperature Hydraulic fluid level low Check fluid level Fill to FULL mark Check system for leaks Hydraulic fluid viscosity too heavy Use fluid viscosity recommended See Recommended Hydraulic Fluids T...

Страница 17: ...Hydraulic Fluids Hydraulic fluid dirty Drain reservoir flush and fill with clean fluid Change filter Tool control valve stuck in partial Free valve so it returns to neutral power ON position position...

Страница 18: ...where binding pivot pin too tight etc occurs Power source works but tool Inappropriate hydraulic system Check type of hydraulic power source lacks power or does not operate Open Center or Closed Cent...

Страница 19: ...ze the hydraulic system 3 Disconnect hydraulic hoses from tool Remove lines fittings or components slowly to release any trapped pressure Quick Change Chuck See Figure 7 1 Remove adapter 61 from retai...

Страница 20: ...oil passageways etc must be smooth and free of grooves or nicks If either component has grooves or nicks replace the component as an assembly with the bearings already pressed in 2 Drive Shaft 8 Idler...

Страница 21: ...10 over drive pin 12 Install idler shaft and gear into handle 1 meshing the two gears 10 together Use retaining clip 11 to restrain lateral movement of idler shaft 5 Install dowel pins 14 into handle...

Страница 22: ...f drive shaft 8 3 Pack hammer frame 46 center space with grease Install anvil 49 into hammer frame 46 and through hammers 47 4 Install O ring 62 over threads on hammer case cap 55 5 Slide hammer case...

Страница 23: ...bsidiary of Textron Inc 23 4455 Boeing Dr Rockford IL 61109 2988 815 397 7070 H8508 Hydraulic Impact Wrench 35 29 34 31 32 33 Figure 5 Spool shown in Open Center Position 58 57 17 18 16 59 59 C O Expl...

Страница 24: ...508 Hydraulic Impact Wrench 4455 Boeing Dr Rockford IL 61109 2988 815 397 7070 Exploded View cont d 51 55 52 54 56 62 40 42 39 41 1 38 37 36 35 29 53 54 61 50 49 51 46 47 8 45 44 43 5 4 15 3 14 10 6 9...

Страница 25: ...19 48361 Reversing Spool 1 20 48515 Poppet 2 21 48543 Spring 2 22 48621 Plug 2 23 905 0765 7 Set Screw 2 24 48380 Cap 2 60 48622 Set Screw 2 25 42050 F023449 O Ring 1 26 48889 O Ring 1 27 48539 F0117...

Страница 26: ...48 48346 Hammer Pin 2 49 48347 Anvil Quick Change 1 50 48348 Retaining Sleeve 1 51 48349 Thrust Ring Lock 2 52 48350 Thrust Ring 1 53 48351 Sleeve Spring 1 54 48352 Ball 2 61 41515 F015321 Adapter 1...

Страница 27: ...Impact Socket 1 1 16 1 41515 F015321 Adapter Adapts Quick Change Chuck to 1 2 Square Drive 1 1 2 Square Drive Impact Socket Set not shown KEY UPC NO PART NO DESCRIPTION QTY 48518 TRIGGER GUARD GROUP...

Страница 28: ...ivel type fittings or adapters may be required to insure no twist is put in the hose Unusual applications may require special testing prior to hose selection 2 9 Abrasion While a hose is designed with...

Страница 29: ...could result in unacceptable down time damage or injury risk Reprinted with permission 1990 from the Society of Automotive Engineers Inc Handbook 3 INSTALLATION After selection of proper hose the foll...

Страница 30: ...4455 Boeing Drive Rockford IL 61109 2988 USA General Offices 815 397 7070 Customer Center and Field Service 800 435 0786 Fax 24 Hour Customer Center 800 451 2632 815 397 1865 Canada Fax 24 Hour Custom...

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