Reliable Equipment & Service REL-GR-9, Operator'S Manual

Page 1: ...read and understood before use or testing of this tool Failure to read and understand these warnings and safe handling instructions could result in severe personal injury and or death REL GR 9 9 Hydraulic Grinder Shown with optional REL 370 6FP Quick Couplers Grinding Cutting Cleaning Buffing Polishing De scaling Barnacle Removal ...

Page 2: ...MPANY _____________________________________________________________ ADDRESS _____________________________________________________________ ________________________________________________________________________ PHONE _______________________ FAX____________________________________ SERIAL NUMBER _______________________________________________________ DATE OF PURCHASE ________________________________...

Page 3: ...ON 22 DESCRIPTION The REL GR 9 hydraulic 9 Grinder has broad applications for the utility line construction D O T and underwater construction industries The well balanced tool feels comfortable and secure The trigger is designed to be responsive in a heavily gloved hand enabling the user controlled operation The REL GR 9 hydraulic 9 Grinder uses standard 9 inch 23 cm abrasive discs for cutting gri...

Page 4: ...cations A variety of wheels discs brushes and accessories are available meet any demand making the REL GR 9 an indispensible addition to any tool inventory Model REL GR 9 Hydraulic Grinder Capacity up to 9 wheel 23 cm Spindle 5 8 11 Threaded Pressure 1 000 2 500 psi 70 176 Bar Flow Range 4 12 gpm 38 lpm Optimum Flow 10 gpm 38 lpm 2 700 rpm Porting 8 SAE O ring Connector 3 8 adaptors x2 Motor Gear ...

Page 5: ...rating Pressure Min 1 000 psi 70 bar Operating Pressure Max 2 500 psi 176 bar Pressure Relief Setting 2 000 psi Max 138 bar Back Pressure 200 psi 13 8bar Filtration 10 microns Max Hydraulic System Open Center Fluid Temperature Max 140O F 60O C Checked with Flowmeter on Pressure Line WARNING DISASSEMBLYOFTHISTOOLISNOTRECOMMENDED SERIOUS INJURY OR DEATH COULD RESULT FROM IMPROPER SERVICE OR REPAIR O...

Page 6: ... protection to avoid injury from flying debris or hydraulic oil leaks Failure to do so can result in serious personal injury Hard Hat WARNING Always wear a hard hat to avoid injury from falling debris Failure to do so can result in serious personal injury Hearing Protection WARNING Always wear hearing protection to avoid hearing loss due to long term exposure to high noise levels Foot Protection W...

Page 7: ... Repair or replace if any cracking leakage wear or damage is is found Worn or damaged hoses may fail resulting in personal injury or property damage CLEAR WORK AREA of all bystanders and unnecessary personnel before operating this tool Remove any potential tripping hazard or restrictions to free movement KEEP ALL PARTS OF THE BODY AWAY FROM MOVING PARTS Failure to observe this warning could result...

Page 8: ...ctrical shock Failure to follow these rules can result in serious personal injury or death WARNING CAUTION General Safety Ensure that all fellow employees and bystanders are clear and protected from possible injury caused by this tool or the operations being performed Persons in close proximity could be injured and property damaged if the tool were to malfunction This tool should always be used wi...

Page 9: ...e reasons Pressure Hose selection must be made so that the recommended maximum operating pressure is greater than the system pressure A surge or sudden drop in pressure will cause the hose to deteriorate faster if the maximum pressure of the hose is significantly below the surge pressure A hose with a top rate of pressure as the line pressure of the installation is not an accepted safety practice ...

Page 10: ...IZE hydraulic system before slowly disconnecting this unit or any of the systems components ALWAYS TIGHTEN couplings completely Loose or improperly tightened couplings will not allow fluid to pass through the hose creating a blockage in the supply or return line ALWAYS INSPECT HOSES AND CONNECTORS before connection to tool Replace or repair if any leakage is evident Leakage is a sign of deteriorat...

Page 11: ...cessory handle Handle should be clean and securely fastened to the grinder Inspect for cracked hoses and leaking fittings Never use hands to check for leaking All the above items must be replaced with new parts if signs of wear are evident Check fluid level of the power source reservoir frequently FLUID CONTAMINATION Cover the ends of fittings with a dust cap when disconnected This will help keep ...

Page 12: ...damage DO NOT apply excessive pressure side load or apply any type of indirect force Cutting wheel or blade may be damaged creating a potentially dangerous situation SHOCK ELECTRICAL Using this tool in an energized electrical environment could be dangerous to the user Failure to observe this warning may result in electrocution DEPRESSURIZE THE UNIT before attempting to disassemble connect or disco...

Page 13: ...trigger unless the catch is fully depressed 4 Check that the handle is clean and fully screwed into the bracket 5 Wheel Guard Inspect the wheel guard for structural damage Adjust the wheel guard as needed Ensure that the screws are tightened before operation 6 Ensure that the hydraulic power source is operating within the recommended range for both Pressure of 1 500 2 000 psi 70 140 bar and Flow o...

Page 14: ... work surface Press the safety switch into the handle and slowly squeeze the trigger Start hydraulic flow low and slowly increase to a level that produces efficient operation but allows the operator to maintain full balance and control NOTE Run the tool at operating speed for at least one minute at the beginning of each shift or after a new disc wheel is installed Never exceed the max speed marked o...

Page 15: ...s cracks wear or damage Replace the wheel if it is worn or damaged 1 Remove and set aside the jam nut from the output shaft 2 Position the grinding wheel over the shaft 3 Screw the jam nut down onto the spindle shaft Tighten the nut securely by using two open end wrenches one wrench on the flats of the spindle shaft the other wrench on the jam nut NEVER over tighten by impacting either wrench with ...

Page 16: ...erson unqualified to use and operate the tool Failure to observe all warnings and instructions could result in property damage severe personal injury and or death WARNING SPECIFICATIONS Flow Range 4 12 gpm Recommended 7 10 gpm Recommended Operating Pressure 1 500 2 000 psi LOCAL SAFETY REGULATIONS Supervising authorities should develope additional precautions relating to the specific work and local ...

Page 17: ...draulic Source ID Hyd Flow Speed RPM DRIVE SHAFT SPEED CHECK If you have any questions regarding the information found in this manual please contact RELIABLE EQUIPMENT at the address phone or fax numbers shown below ...

Page 18: ...REL GR 9 9 GRINDER PARTS LIST 5 1 3 6 7 4 2 10 8 9 12 11 13 15 14 16 17 18 19 20 21 18 22 23 24 25 26 28 30 34 36 32 35 37 34 36 27 31 33 42 40 38 39 43 43 42 41 44 9 45 53 Coupler Set 46 48 49 50 51 52 47 ...

Page 19: ...922 1 Back up Washer 23 GR923 1 Back up Ring 24 GR924 1 O Ring 25 GR925 8 Capscrew 26 GR926 8 Washer 27 GR927 1 Plug 28 GR928 1 Motor Cap Assy 29 GR929 1 O Ring 30 GR930 1 Dowel Pin 31 GR931 1 Idler Shaft 32 GR932 1 Drive Gear 33 GR933 1 Idler Gear Assy 34 GR934 2 Bushing 35 GR935 1 Bushing 36 GR936 1 O Ring 37 GR937 1 Main Housing 38 GR938 1 Retaining Ring 39 GR939 1 Reversing Spool 40 GR940 1 Se...

Page 20: ...tion Service Inspection Underwater Operation Service Records If you have any questions regarding the information found in this manual please contact RELIABLE EQUIPMENT at the address phone or fax numbers shown below NOTES ...

Page 21: ...tion Service Inspection Underwater Operation Service Records If you have any questions regarding the information found in this manual please contact RELIABLE EQUIPMENT at the address phone or fax numbers shown below NOTES ...

Page 22: ...nd Road Warminster PA 18974 Phone 800 966 3530 Fax 215 357 9193 Visit us on the web at www Reliable Equip com If you have any questions regarding the information found in this manual please contact RELIABLE EQUIPMENT at the address phone or fax numbers shown below ...