Pearl Abrasive PA20HSP Owner's/Operator's Manual
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Pearl Abrasive PA20HSP Owner's/Operator's Manual

20'' gas powered concrete saw self-propelled
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MODEL PA20HSP
20'' GAS POWERED CONCRETE SAW
SELF-PROPELLED
OWNER'S/OPERATOR'S MANUAL
SERIAL
NUMBER -
You should record the Serial Number of your Concrete Saw on this
Owner's/Operator's Manual and on the Warranty Card. The Warranty
Card must be sent back with all the required pertinent information for
the warranty to take effect.
Caution!
Read Safety and General Instructions carefully before using saw for the first time.
REV. 1
Made in the U.S.A.

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  • Page 1 MODEL PA20HSP 20'' GAS POWERED CONCRETE SAW SELF-PROPELLED OWNER'S/OPERATOR'S MANUAL SERIAL NUMBER - You should record the Serial Number of your Concrete Saw on this Owner's/Operator's Manual and on the Warranty Card. The Warranty Card must be sent back with all the required pertinent information for the warranty to take effect.

  • Page 2: Table Of Contents

    These safety precautions should be followed at all times. Failure to follow these safety precautions could result in injury to yourself and others. This manual has been prepared to provide complete instructions for operation and maintenance of the PA20HSP Series concrete saw. For additional instruction concerning engine operations and care refer to the engine manufacturers instructions.

  • Page 3: Safety Messages

    safety messages A safety message informs you about potential hazards that could hurt you or others. Each safety message is preceded by one of the three words: Danger, Warning, or Caution. Danger Warning You CAN be KILLED or SERIOUSLY injured if you don’t follow instructions. Caution You CAN be injured if you don’t follow instructions.

  • Page 4: Damage Prevention Messages

    Hearing Protection! Always use approved hearing protection. damage prevention messages Other important messages that are designed to help prevent damage to your PA20HSP Series concrete saw, other property, or the environment are preceded by the word notice. notice Your PA20HSP Series concrete saw or other property could be damaged if you don’t follow instructions.

  • Page 5: Blade Drive System

    Hourmeter PA20HSP Series A digital readout tach/hourmeter is factory installed on all PA20HSP Series models. When the engine is running, the display will indicate the engines RPM. When the engine is shut off, the display will switch to run time, initially in minutes, and then switching to hours after the first hour of operation.

  • Page 6: Battery Preparation

    Battery Preparation The 12 volt battery is shipped wet and charged. Connect the battery leads accourding to the following steps to ensure that power is provided to the engines electric starter. 1. Remove the front tower panel (item L17 or LA25) to obtain access to the batery terminals. 2.

  • Page 7: Sawing Operations

    Sawing Operations This section of the manual describes the operating procedures, and safety precautions for proper use of this concrete saw. This saw is intended for industrial applications by experienced operators. It is to be operated in conformance with applicable federal, state and local codes or regulations pertaining to safety, air pollution, noise, etc.

  • Page 8: Pre Start Checklist Pa2020Hsp

    pre start • Check engine oil level. Add oil if low. (See adding oil under Initial servicing section on page 5). checklist • Check fuel level. Add fuel if low. PA2020HSP • Check cooling air intake and external surfaces of engine. Make sure they are clean and unobstructed. •...

  • Page 9: Aligning The Saw With A Marked Line

    aligning the saw with a marked line Refer to the figure below. Push the saw forward and approach the marked line at an angle. Stop when the distance from the rear edge of the saw frame to the line (distance A) and the distance from the pointer to the line (distance B) are approximately equal. Lift the rear wheels slightly off the ground by lifting on the handles and swing the rear of the saw around until the pointer is on the line and the saw frame is parallel to it.

  • Page 10: Finishing A Cut

    finishing a cut Raise the blade out of the cut by cranking the depth control wheel counter-clockwise. Raise the blade high enough out of the cut to clear the pavement and allow maneuvering of the saw. Move the engine throttle to the slow position then turn the kill switch off. Turn off the water valve.

  • Page 11: Maintenance

    Maintenance Periodic maintenance including cleaning, lubrication, tensioning of drive belts, and inspection for wear and damage are routine servicing procedures. Following the procedures as outlined in the following table can prevent serious damage or malfunctioning of the machine and aid in preserving the useful life of saw blades. Warning Before servicing the saw or engine, always turn the kill switch to the off position.

  • Page 12: Grease Points

    There are four (4) grease points (zerk fittings) on the PA20HSP Series concrete saw. The blade shaft bearing grease points need to be serviced at the end of operations on a daily basis. The rest of the grease points require service on a weekly basis (see maintenance schedule).

  • Page 13: V-Belts

    v-belts This machine is equipped with two heavy duty V-belts which are tensioned properly at the factory. These must be re- tensioned after the first half day of operation and periodically thereafter. Adjust to the original tension as set at the factory, which is approximately 1/4 inch of defection of the center of the belt halfway between the pulley on the motor and the pulley on the blade shaft.

  • Page 14: Troubleshooting

    Troubleshooting When trouble occurs, Be sure to check the simple causes which, at first, may seem too obvious to be considered. Refer to the table below for problems and their possible causes. Cause Loose Cooling Water in Oil Dirty Loose Drive Transmission Level Reservoir...

  • Page 15: Parts List Pa2013Hsp

    PA2013HSP PARTS LIST Parts List PA2013HSP Item Description Accessories Tube, Owner’s Manual (not shown) PA55419 Owner’s Manual, PA2013HSP Series (not shown) PA56777 Wrench PA37976 Belts Belt, AX-33 PA56598 Belt, AX-43 PA56110 Belt BX-34 PA50764 Belt Guard Guard, PA2013HSP Series Belt PA59888 Screw, 3/8-16 X 1 Hex Head Cap PA52507...
  • Page 16 PA2013HSP PARTS LIST (cont...) Item Description Panel, Left Hand Tower PA56501 Panel, Tower Upper Back PA56504 Panel, Tower Lower Back PA56505 Panel, Control PA56305 Screw, 3/8-16 X 3/4 Hex Head Cap PA53527 Washer, 3/8 Split Lock PA50925 Washer, 3/8 SAE Flat PA50923 Screw, 1/4-20 X 1/2 Truss Head Phillips Cap PA53880...
  • Page 17 PA2013HSP PARTS LIST (cont...) Item Description Nut, 3/8-16 Nylock Hex PA52505 Engage/Disengage Lever Lever, Engage / Disengage PA56610 Arm, Drive Adjustment PA54242 Knob, 1/2-20 Ball PA54486 Screw, 3/8-16 X 1 1/2 Hex Head Cap PA53528 Screw, 3/8-16 X 2 1/4 Hex Head Cap PA53529 Nut, 3/8-16 Nylock Hex PA52505...
  • Page 18 PA2013HSP PARTS LIST (cont...) Item Description Washer, 3/8 Split Lock PA50925 Washer, 3/8 SAE Flat PA50923 Pulley, Idler PA53797 Spring, Idler Pulley PA53807 Eyebolt, 1/4-20 X 3 PA53887 Nut, 1/4-20 Hex PA51893 Lifting Bail Bail, Lifting PA56543 Screw, 1/2-13 X 1 1/4 Hex Head Cap PA53532 Washer, 1/2 Split Lock PA53524...
  • Page 19 PA2013HSP PARTS LIST (cont...) Item Description Washer, 3/8 SAE Flat PA50923 Screw, 1/4-20 X 3/4 Hex Head Cap PA52504 Washer, 1/4 Split Lock PA52591 Washer, 1/4 SAE Flat PA51915 Screw, 10-32 X 1/2 Pan Head Phillips Cap PA51052 Washer, #10 Split Lock PA53684 Washer, #10 SAE Flat PA54369...
  • Page 20 PA2013HSP PARTS LIST (cont...) Item Description Assembly, Water Pump PA58097 Pump, Electric Self Priming Centrifugal, 12V PA56647 Fitting, 3/8 MNPT X 3/8 BARB, Brass PA52076 Elbow, 3/8 MNPT 90 Street, Galvanized PA52074 Fitting, 3/4 MNPT X 3/8 FNPT, Brass PA56648 Screw, 1/4-20 X 1/2 Hex Head Cap PA52608 Washer, 1/4 Split Lock...

  • Page 21: Parts List Pa2020Hsp

    PA2020HSP PARTS LIST Parts List PA2020HSP Item Description Accessories Tube, Owner’s Manual PA55419 Owner’s Manual, PA2020HSP Series PA56777 Wrench PA37976 Belts V-Belt, BX-34 PA50764 V-Belt, AX-43 PA56110 Belt Guard Guard, PA2020HSP Series Belt PA59888 Screw, 3/8-16 X 1 Hex Head Cap PA52507 Screw, 3/8-16 X 3/4 Hex Head Cap PA53527...
  • Page 22 PA2020HSP PARTS LIST (cont...) Item Description Panel, Tower Lower Back PA56505 Panel, Control PA56305 Screw, 3/8-16 X 3/4 Hex Head Cap PA53527 Washer, 3/8 Split Lock PA50925 Washer, 3/8 SAE Flat PA50923 Screw, 1/4-20 X 1/2 Truss Head Phillips Cap PA53880 Screw, 1/4-20 X 1 1/2 Hex Head Cap PA51914...
  • Page 23 PA2020HSP PARTS LIST (cont...) Item Description Lever, Engage / Disengage PA56610 Arm, Drive Adjustment PA54242 Knob, 1/2-20 Ball PA54486 Screw, 3/8-16 X 1 1/2 Hex Head Cap PA53528 Screw, 3/8-16 X 2 1/4 Hex Head Cap PA53529 Nut, 3/8-16 Nylock Hex PA52505 Screw, 3/8-16 X 3/4 Hex Head Cap PA53527...
  • Page 24 PA2020HSP PARTS LIST (cont...) Item Description Idler Arm Arm, Idler PA54244 Screw, 3/8-16 X 2 Hex Head Cap PA53485 Spacer, 3/4 OD X 3/8 ID X 1/2 PA56628 Washer, 3/8 Split Lock PA50925 Washer, 3/8 SAE Flat PA50923 Pulley, Idler PA53797 Spring, Idler Pulley PA53807...
  • Page 25 PA2020HSP PARTS LIST (cont...) Item Description Clip, .62 Metal Cord (not shown) PA58790 Battery, 12 Volt 35 Amp-Hours PA62589 Insulator, Battery Terminal PA62769 Throttle Cable Cable, Throttle, 20HP Honda PA58815 Throttle Head PA55406 Screw, 10-24 X 3/4, Pan Head Phillips, Self Tapping PA56641 Nut, 10-24 Clip PA55407...
  • Page 26 PA2020HSP PARTS LIST (cont...) Item Description Assembly, Water Tank PA57852 Tank, Water PA56644 PA56956 Valve, 3/8 MNPT x 3/8 FNPT Mini Ball PA57898 Elbow, 3/8NPT Nylon Street PA57895 Coupling, Quick Disconnect Socket X. 3/8 Tube PA58079 Coupling, Quick Disconnect Plug X 3/8 Tube PA58080 Tee, 3/8 Hose Barb, Brass PA56646...

  • Page 27: Exploded Views For Pa2013Hsp

    PA2013HSP EXPLODED VIEWS Exploded Views for PA2013HSP...
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  • Page 33: Exploded Views For Pa2020Hsp

    PA2020HSP EXPLODED VIEWS Exploded Views for PA2020HSP...
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  • Page 40 6210 SOUTH GARFIELD AVENUE, COMMERCE, CA 90040-0031 TEL 562-927-5561 • FAX 562-928-3857 800-969-5561 www.pearlabrasive.com GEORGIA • USA ONTARIO • CANADA 4963 SOUTH ROYAL ATLANTA DRIVE 375 PIDO ROAD TUCKER, GA 30084-3006 PETERBOROUGH, ONTARIO K9J-6X7 ©2012 PEARL ABRASIVE CO., COMMERCE CA 90040 PA2013HSPMANV1...

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