
Datasheet for RYOBI models including: 25.4cc Brush Cutter
KEY NO. PART NO. DESCRIPTION. QTY. 14. 760961002. On/Stop Switch. 1. 15. 518696020. Trigger. 1. 16. 690694002. Trigger Spring. 1. 17. 308046009.
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DocumentDocumentREPAIR SHEET BRAND RYOBI MODEL NO. MFG. NO. RY254BC 090333056 RY254BCVNM 095333110/095333124 DESCRIPTION 25.4cc Brush Cutter TECHTRONIC INDUSTRIES POWER EQUIPMENT P.O. Box 1288, Anderson, SC 29622 1-800-525-2579 www.ryobitools.com The model number and manufacturing location will be found on a label attached to the product. Always mention this information in all communications regarding this product and when ordering parts. 4-5-21 (Rev:02) RY254BC/RY254BCVNM 11 10 9 8 7 4 5 12 6 3 13 14 15 2 16 5 18 19 23 20 17 1 21 22 2 RY254BC/RY254BCVNM PARTS LIST -- FIGURE A KEY NO. PART NO. DESCRIPTION QTY. KEY NO. PART NO. DESCRIPTION QTY. 1 315386001 Boom Clamp Assembly 1 14 760961002 On/Stop Switch 1 2 940657164 Warning Icon Label 1 15 518696020 Trigger 1 3 205370001 Upper Boom Assembly (Inc. Key Nos. 1-2) 1 16 690694002 Trigger Spring 1 4 660563002 Screw (M4 x 20 mm, T20 Torx Hd.) 4 17 308046009 "J" Handle and Grip (Inc. Key Nos. 18-22) 1 5 310831005 Control Handle Assembly (Inc. Key No. 4) 1 18 662724001 Bolt (1/4-20 x 1-1/2 in., Hex Hd.) 1 6 518695009 Trigger Lock 1 19 638564004 Top "J" Handle Clamp 1 7 690140011 Compression Spring 1 20 638565004 Bottom "J" Handle Clamp 1 8 570234010 Rear Handle Grip 1 21 678013001 Washer (ID7.25 x OD16 x 1.5t) 1 9 T660697001 Screw (M6 x 30 mm, T27 Torx Button Hd.) 1 22 518949001 Wing Nut (1/4-20) 1 10 660925011 Screw (M4 x 8 mm, T20 Torx Pan Hd.) 1 23 308487001 Shoulder Harness 1 11 205044002 Power Head Assembly w/Labels 1 Not Shown: 12 678029002 Hex Nut (M6 x 1) 1 998000030 Operator's Manual 13 307318001 Throttle Cable and Wire Assembly 1 3 RY254BC/RY254BCVNM FIGURE B *27 26 25 23 22 **19 24 26 28 29 16 15 21 20 18 17 14 13 30 **37 38 12 3 4 2 1 10 **11 9 7 6 8 5 **34 35 36 39 52 51 42 31 32 33 40 41 43 44 45 46 53 46 47 48 49 50 54 4 RY254BC/RY254BCVNM PARTS LIST -- FIGURE B KEY NO. PART NO. DESCRIPTION QTY. KEY NO. PART NO. DESCRIPTION QTY. 1 660344001 Screw w/Washer (M5 x 20 mm, T20 Torx Pan Hd.) 4 30 660563002 Screw (M4 x 18 mm, T20 Torx Pan Hd.) 3 2 940627041 Logo Label (Front) 1 31 941788001 Primer Bulb Location Label 1 3 940654088 Combustion Warning Label 1 32 940627042 Logo Label (Rear) 1 4 205082001 Front Housing Assembly (Inc. Key Nos. 2-3) 1 33 660344001 Cap Screw w/Washer (M5 x 16 mm, T25 Torx Soc. Hd.) 2 5 660353001 Clutch Shoulder Bolt (M6 x 22.5 mm, Hex Hd.) 2 34 903279002 **Insulator Gasket 1 6 690696001 Curved Washer 2 35 528275001 Heat Dam Insulator 1 7 307091001 Clutch Assembly 1 36 662210001 Screw (M5 x 27 mm, T25 Torx Pan Hd.) 2 8 690695001 Washer (ID6 x OD15 x 1.2t) 2 37 903034001 **Gasket 1 9 690689001 Flywheel Nut 1 38 307160011 Carburetor Assembly 1 10 307156001 Flywheel 1 39 563841001 Carburetor O-Ring 1 11 630002032 **Muffler Gasket 1 40 307191001 Airbox Base Assembly (Inc. Key Nos. 41& 43-45) 1 12 300748043 Muffler Assembly (Inc. Key Nos. 13-14) 1 41 591442001 Choke Lever 1 13 638268001 Screen 1 42 660970002 Shoulder Screw (M4 x 14 mm, T25 Torx Truss Hd.) 3 14 660870001 Screw (6-20 x 1/4 in., T20 Torx Pan Hd.) 3 43 591440001 Air Box Base 1 15 638027002 Heat Shield 1 44 590946001 Choke Plate 1 16 660347001 Screw (M5 x 50 mm, T25 Torx Pan Hd.) 2 45 660345001 Screw (M4 x 12 mm, T20 Torx Pan Hd.) 1 17 307192001 Crankcase Assembly 1 46 660454020 Screw (M5 x 45 mm, T20 Torx Pan Hd.) 2 18 308004003 Starter Cup 1 47 560873001 Air Filter 1 19 900709007 **Gasket 1 48 940647111 Choke Position Label 1 20 290143002 Lead Wire (Red) 1 49 308649003 Airbox Cover (Inc. Key Nos. 48 & 50) 1 21 660968001 Screw w/Washer (M4 x 19 mm, T20 Torx Pan Hd. S.T.) 2 50 940686168 Starting Instructions Label 1 22 290143001 Lead Wire (Black) 1 51 308682055 Fuel Tank and Cap Assembly (Inc. Key Nos. 52-54) 1 23 291337008 Digital Module Assembly 1 52 310976001 Fuel Filter 1 24 690969001 Washer (ID4.2 x OD10 x 1t) 2 53 310816018 Fuel Cap Assembly 1 25 590462001 Spacer (Phenolic) 2 54 940864004 Fuel Mixture Label 1 26 660342001 Screw (M5 x 22 mm, Soc. Hd.) 2 Not Shown: 27 870174002 *Spark Plug (Champion RCJ4) 1 000998930 Spark Arrestor Kit (Inc. Key Nos. 13-14) 28 642368001 Cylinder 1 120900307 High Altitude Kit (Not Included) 29 307157002 Rear Housing and Starter Assembly (Inc. Key Nos. 31-32) 1 * Standard Hardware Item May Be Purchased Locally ** Non-Reuseable Parts = Keys 11, 19, 34 and 37 5 FIGURE C RY254BC/RY254BCVNM 5 2 3 7 1 6 8 9 10 11 12 13 14 4 17 16 24 22 18 15 25 23 21 20 19 KEY NO. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 PARTS LIST -- FIGURE C PART NO. DESCRIPTION QTY. 638125003 String Guard Clamp 1 940657166 Brush Cutter Safety Label 1 518019002 Storage Hanger Cap 1 205372002 Lower Straight Shaft Boom Assembly (Inc. Key Nos. 1-2) 1 532048001 Crank Handle Assembly 1 660642001 Screw (1/4-20 x 1-1/4 in., Hex Washer Hd.) 1 660641001 Screw (10-24 x 5/8 in., Hex Washer Hd.) 1 308210008 Gear Case Assembly 1 638120001 Brush Cutter Guard 1 660737001 Screw w/Washer (10-24 x 1/2 in., Slotted Hex Hd.) 3 678011001 Flanged Washer 1 638006004 Blade 1 638017001 Cupped Washer 1 678018001 Lock Nut (M8 x 1.25 in., Left Hand Threads) 1 308473004 Grass Deflector Assembly (Inc. Key No. 16) 1 660738002 Screw (1/4-20 x 3/4 in., Hex Washer Hd.) 1 678020001 Gear Head Locking Tool 1 314608002 Trimmer Head Assembly (.095) (Inc. Key Nos. 19-25) 1 537189001 Bump Head 1 530455002 Bump Knob (Green) 1 530670001 Spool 1 529803001 String Guide 1 697955001 Compression Spring 1 662568002 Hex Nut (M8, L.H. Thread) 1 314796001 Locking Assembly 1 6