Alpha PSG-125 Instruction Manual

5” pneumatic

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MANUAL
Alpha
5" Pneumatic
®
Angle Grinder
Instruction Manual
Part No: PSG-125
Version 1
103 Bauer Drive, Oakland, NJ 07436 • 800-648-7229 • Fax: 800-286-0114
www.alpha-tools.com

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Summary of Contents for Alpha PSG-125

  • Page 1 MANUAL Alpha 5” Pneumatic ® Angle Grinder Instruction Manual Part No: PSG-125 Version 1 103 Bauer Drive, Oakland, NJ 07436 • 800-648-7229 • Fax: 800-286-0114 www.alpha-tools.com...
  • Page 2: Table Of Contents

    Attaching the Side Handle ..............13 Operation ................... 14 Throttle Operation ................ 14 Exhaust Vent ................14 PSG-125 Pneumatic Angle Grinder Schematic ......... 15 PSG-125 Pneumatic Angle Grinder Parts List ........16 Accessories and Factory Service ............18 Product Registration ................19...
  • Page 3: Introduction

    INTroduCTIoN Thank you for purchasing an Alpha PSG-125 Pneumatic Angle Grinder. ® Please read this instruction manual thoroughly to ensure safe and correct use of the Pneumatic Angle Grinder. Keep this manual in a place where operators can access it easily whenever necessary.
  • Page 4: Safety Instructions For Pneumatictools

    SAFety INStRuCtIoNS FoR PoWeR toolS KNoW youR PoWeR tool. Read owner’s manual carefully. Learn its applications and limitations as well as specific potential hazards particular to this tool. KeeP WoRK AReA CleAN. Cluttered areas and benches invite accidents. AVoID DANGeRouS eNVIRoNmeNtS. Keep work areas as dry as possible.
  • Page 5 Your risk from these exposures varies, depending on how often you do this type of work. To reduce your exposure, work in a well ventilated area, and work with approved safety equipment, such as dust masks that are specially designed to filter out microscopic particles. To familiarize with the risks associated with a material, consult with your employer, manufacturer/supplier and government agencies regarding the hazards of the materials and their recommendations to protect yourself.
  • Page 6: Psg-125 Overview

    5” PNeuMATIC ANGle GrINder oVerVIeW Figure 1 SPECIFICATIONS: Air Pressure ................90 PSI Air Consumption Max......... 33 CFM / 934 L/Min No Load RPM ................12,000 Weight .................4.6 lbs (2.1 kg) Length ..............11-3/4” (298mm) Air Inlet ................. 3/8” NPT Spindle ..................5/8”-11 Max.
  • Page 7: Equipment Included

    eQuIPMeNT INCluded Figure 2 1. Lock Nut with 7/8” Arbor .............1 pc 2. Inner Flange ...............1 pc 3. Side Handle ...............1 pc 4. Hex. Wrench (1/4”) .............1 pc 5. Pin Wrench.................1 pc 6. Double Open-End Wrench (1” / 32mm) ......1 pc 7.
  • Page 8: Additional Precautions For Using The Pneumatic Angle Grinder

    . DANGER! INSTruCTIONS Alpha Professional Tools provides the highest quality parts and manufactur- ® ing techniques in the manufacture of this tool. In order to obtain the maximum effectiveness and provide the highest degree of safety, it is necessary to review and follow these instructions carefully before using the tool.
  • Page 9: Air Pressure And Volume

    Repeat the process to see if this will correct the variation in sound. If the problem continues, contact an authorized Alpha Repair ®...
  • Page 10: How To Add The Rust Inhibitor Oil

    6. Depress the throttle lever varying the speed from very low to half speed, for thirty seconds. (See Fig. 5) Replacement Rust Inhibitor Oil can be purchased from Alpha ® Figure 5 Professional Tools (Part No. AIR-008).
  • Page 11: Filter/Regulator System

    The air Inlet for this pneumatic angle grinder is 3/8” NPT. Using a 3/8” or 1/2” inner diameter hose is highly recommended when operating this tool. An air supply hose is not included with the PSG-125 Pneumatic Angle Grinder. helPFul hINt: Use Hi-Flo couplers and plugs to obtain the maximum CFM through the tool.
  • Page 12: Spindle Size

    SPINDle SIZe The Alpha PSG-125 Pneumatic Angle Grinder has a 5/8”-11 spindle thread. ® maintenance and usage tip: • Do not leave the angle grinder submersed in water. This could expose the inner moving parts to moisture, which will shorten the life of the angle grinder.
  • Page 13: Mounting Diamond Wheels

    MouNTING dIAMoNd WHeelS oPTIoN 1 Lock Nut double Open-end Wrench (1” / 32mm) Figure 8 oPTIoN 2 Lock Nut Figure 9 ATTACHING THe SIde HANdle Attach the handle into one of the two appointed locations for the most comfort and stability when operating this tool. (See Fig. 10) Figure 10...
  • Page 14: Operation

    oPerATIoN thRottle oPeRAtIoN Press the safety bar forward to unlock the spring mechanism. Grip the body in a way that the throttle lever is depressed to activate the motor. Releasing the throttle lever shuts down the motor. Figure 11 exhAuSt VeNt The exhaust vent cover can be rotated 180 degrees to divert...
  • Page 15: Psg-125 Pneumatic Angle Grinder Schematic

    PSG - 125 5” PNeuMATIC ANGle GrINder AlPHA ® SCHeMATIC...
  • Page 16: Psg-125 Pneumatic Angle Grinder Parts List

    PSG - 125 5” PNeuMATIC ANGle GrINder AlPHA ® PArTS lIST d rAWI NG NO. PArT NO. dESCrIPTION 3002-0001 5” Safety Guard 3002-0002 retainer 3002-0003 Nut (M6) 3002-0004 Screw (M6x20) 3002-0005 Flange Nut (5/8”-11) 3002-0006 Flange 3002-0007 Spacer Nut 3002-0008...
  • Page 17 Open End Wrench (1” / 32mm) 3002-0064 Hex. Wrench (1/4”) AIr-008 rust Inhibitor Oil (8oz / 237ml) For repair information call: Headquarters, Oakland, NJ — (800) 648-7229 ext.505 Due to specially designed components this machine must be serviced only with genuine ALPHA parts. ®...
  • Page 18: Accessories And Factory Service

    ® workmanship for a period of one year from the date of original retail purchase (proof of purchase required). If Alpha Professional Tools receives notice of such ® defects during the warranty period, our obligation assumed under this warranty is limited to the repair or replacement of parts, without charge.
  • Page 19: Product Registration

    PrOduCT rEGISTrATION CArd Model No. PSG-125 Serial No.___________________________ Company Name: _____________________________________________ Name: ______________________________________________________ Address: ____________________________________________________ City: _______________________State: ________Zip: _______________ Email:______________________________________________________ Telephone: __________________________________________________ Purchase date: ______________________________________________ Dealer’s Name: ___________________________________ Note: Serial & Model Number must be included for proper registration. (800) 648-7229 Register online at: www.alpha-tools.com/productregistration.aspx...
  • Page 20 103 Bauer Drive, Oakland, NJ 07436 • 800-648-7229 • Fax: 800-286-0114 www.alpha-tools.com Copyright © 2016 Alpha Professional Tools. All rights reserved. 11/2016...

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