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Your circular saw has been engineered and manufactured to our high standard for dependability, ease of operation, and
operator safety. When properly cared for, it will give you years of rugged, trouble-free performance.
WARNING:
To reduce the risk of injury, the user must read and understand the operator's manual before using
this product.
Thank you for your purchase.
SAvE THIS MANUAL FOR FUTURE REFERENCE
OPERATOR'S MANUAL
5-1/2 in., 18 v
CIRCULAR SAW
P503
ACCEPTS ALL ONE+ BATTERY PACKS
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Summary of Contents for Ryobi P503
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Page 1: Circular Saw
OPERATOR’S MANUAL 5-1/2 in., 18 v CIRCULAR SAW P503 ACCEPTS ALL ONE+ BATTERY PACKS Your circular saw has been engineered and manufactured to our high standard for dependability, ease of operation, and operator safety. When properly cared for, it will give you years of rugged, trouble-free performance. -
Page 2: Table Of Contents
The replacement power tool will be covered by the limited warranty for the balance of the two year period from the date of the original purchase. WHAT THIS WARRANTY COvERS: This warranty covers all defects in workmanship or materials in your RYOBI power ®... -
Page 3: General Safety Rules
13049001, 1304900 140501001, Maintain power tools. Check for misalignment or BATTERY PACK P503 (P100 Ni-Cd) 140501005 binding of moving parts, breakage of parts and any other condition that may affect the power tool’s 13055004, 130408 operation. -
Page 4: Specific Safety Rules
GENERAL SAFETY RULES Use the power tool, accessories and tool bits etc., in connection from one terminal to another. Shorting the accordance with these instructions and in the manner battery terminals together may cause burns or a fire. intended for the particular type of power tool, taking Under abusive conditions, liquid may be ejected from into account the working conditions and the work the battery, avoid contact. - Page 5 SPECIFIC SAFETY RULES When blade is binding, or when interrupting a cut Always wear safety glasses with side shields. Everyday for any reason, release the trigger and hold the saw glasses have only impact resistant lenses. They are NOT motionless in the material until the blade comes to a safety glasses.
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Page 6: Symbols
SYMBOLS Some of the following symbols may be used on this product. Please study them and learn their meaning. Proper interpretation of these symbols will allow you to operate the product better and safer. SYMBOL NAME DESIGNATION/EXPLANATION Volts Voltage Amperes Current Hertz Frequency (cycles per second) -
Page 7: Symbols
If you servicing, use only identical replacement parts. do not understand the warnings and instructions in the operator’s manual, do not use this product. Call Ryobi customer service for assistance. WARNING: The operation of any power tool can result in foreign objects being thrown into your eyes, which can result in severe eye damage. -
Page 8: Features
FEATURES PRODUCT SPECIFICATIONS Motor ..............18 Volt DC Cutting Depth at 45º ..........1-1/8 in. Blade Diameter ............5-1/ in. Charger Input........10 V, 60 Hz, AC only Blade Arbor ............... 3/8 in. No Load Speed ........4,00 r/min. (RPM) Cutting Depth at 0º ..........1-9/16 in. Lock-off button SWItcH... -
Page 9: Assembly
ASSEMBLY UNPACKING ATTACHING THE BLADE See Figure 2. This product requires assembly. Carefully remove the product and any accessories from WARNING: the box. Make sure that all items listed in the packing list are included. A 5-1/ in. blade is the maximum blade capacity of the ... -
Page 10: Operation
ASSEMBLY WARNING: If inner blade washer has been removed, replace it before placing blade on spindle. Failure to do so could cause an LoWER bLADE accident since blade will not tighten properly. GuARD LEVER SPInDLE Lock Fit the saw blade inside the lower blade guard and onto the spindle. - Page 11 OPERATION This product will accept Ryobi One+ 18 V lithium-ion battery DEPRESS LAtcHES to REMoVE bAttERy PAck packs and Ryobi One+ 18 V nickel-cadmium battery packs. Both types of battery packs are shown on this page. Following pages will show the lithium-ion 18 V battery pack.
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Page 12: Saw Blades
OPERATION To guard against kickback, avoid dangerous practices such coRREct bLADE DEPtH SEttInG = bLADE EXPoSED 1/4 in. as the following. oR LESS on unDERSIDE of WoRkPIEcE Setting blade depth incorrectly. Sawing into knots or nails in workpiece. Twisting the blade while making a cut. - Page 13 OPERATION BLADE GUARD SYSTEM LoWER bLADE GuARD See Figure 9. IS In uP PoSItIon WHEn MAkInG A cut The lower blade guard attached to the circular saw is there for your protection and safety. Do not alter it for any reason. If it becomes damaged, do not operate the saw until you have the guard repaired or replaced.
- Page 14 OPERATION ADJUSTING BLADE DEPTH DEPtH See Figure 11. ADJuStMEnt Always keep correct blade depth setting. The correct blade knob depth setting for all cuts should not exceed 1/4 in. below the material being cut. More blade depth will increase the chance of kickback and cause the cut to be rough.
- Page 15 OPERATION CROSS CUTTING/RIP CUTTING toP VIEW of SAW See Figure 15. GuIDELInE When making a cross cut or rip cut, align the line of cut with bLADE the outer blade guide notch on the base. GuIDE notcH Since blade thicknesses vary, always make a trial cut in scrap material along a guideline to determine how much, if any, you must offset the guideline to produce an accurate cut.
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Page 16: Bevel Cutting
OPERATION BEvEL CUTTING See Figures 18 - 20. Align the line of cut with the inner blade guide notch on bEVEL the base when making 45° bevel cuts. ADJuStMEnt knob Make a trial cut in scrap material along a guideline to determine how much you should offset the guideline on the cutting material. - Page 17 OPERATION POCKET CUTTING LoWER bLADE See Figure 21. GuARD HAnDLE WARNING: Always adjust bevel setting to zero before making a pocket cut. Attempting a pocket cut at any other setting can result in loss of control of the saw possibly causing serious injury.
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Page 18: Adjustments
ADJUSTMENTS WARNING: ADJuStMEnt ScREW To prevent accidental starting that could cause serious personal injury, always remove the battery pack from the product when making adjustments. bEVEL ADJuStMEnt knob 0° BEvEL STOP See Figure 22. The saw has a 0° bevel stop that has been factory adjusted to assure 0°... -
Page 19: Accessories
BATTERY PACK REMOvAL AND PREPARATION BATTERIES FOR RECYCLING This product will accept Ryobi One + 18 V lithium-ion batteries To preserve natural resources, please or 18 V nickel-cadmium batteries. Length of service from each re c yc l e o r di spo se o f ba tte r i e s charging will depend on the type of work you are doing. -
Page 20: Parts And Service
HOW TO OBTAIN CUSTOMER OR TECHNICAL SUPPORT: To obtain Customer or Technical Support please contact us at 1-800-55-579. RYOBI is a registered trademark of Ryobi Limited used under license. ® ONE WORLD TECHNOLOGIES, INC. 148 Pearman Dairy Road, Anderson, SC 965 Phone 1-800-55-579 www.ryobitools.com...
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