Form No. 3423-724 Rev A Parts Catalog Power Clear® 721 R Register at www.Toro.com. Original Instructions (EN) Snowthrower Model No. 38741—Serial No.
Ordering Replacement Parts For example, a wheel assembly might be identified by reference number 6, the tire by 6:1, the valve by 6:2, and the wheel by 6:3. When you order the assembly identified by reference number 6, you receive all parts identified by reference numbers 6:1,6:2, and 6:3. However, you may also order any part individually. Reference numbers of this type appear in illustration and in parts lists.
Contents Main Frame, Chute and Wheel Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 Rotor Drive Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 Rotor Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Main Frame, Chute and Wheel Assembly 3423-724A 4 A2
Main Frame, Chute and Wheel Assembly (continued) Ref. 1 2 3 4 5 6 7 8 9 10 11 12 13 Part Number Qty. Description 107069 2 Clip 32144-11 4 Screw-HWHTF 32144-86 3 Screw-HWHTF 136-7134 2 Flange-Bearing 110-9380 1 Screw-HWH 136-7198 2 Bolt-Shoulder 3296-39 2 Nut-Lock, NI 133-5585 1 Blade-Scraper 114-3781 1 Spacer-Bearing, RH 110-9353 1 Washer-Rubber 38-7820 2 Bearing-Ball 52-7280 2 Washer-Thrust 32144-4 3 Screw-HWH Ref. 14 15 16 17 18 19 20 21 22 23 24 28 29 5 Part Number Qty.
Rotor Drive Assembly 3423-724A 6 B2
Rotor Drive Assembly (continued) Ref. 1 2 3 4 5 6 7 8 11 Part Number Qty. Description 3234-29 1 Screw-HHF 136-7133 1 Clip-Spring 108-4925 1 Washer 108-4916 1 Bushing-Pivot 3296-29 1 Nut-Lock, NI 121-6624 1 Pulley 3290-456 2 Washer-Belleville 9080046 1 Screw-HH 121-6622 1 Belt-Drive Ref. 12 13 14 15 16 17 18 19 7 Part Number Qty.
Rotor Assembly 3423-724A 8 B3
Rotor Assembly (continued) Ref. 1 2 3 4 Part Number Qty. Description 55-9370 4 Spacer-Blade, Rotor 66-6600-03 2 Half-Rotor 321-4 4 Screw-HH 3296-56 13 Nut-Lock, NI Ref. 5 6 7 8 9 Part Number Qty.
Engine Assembly 3423-724A 10 D2
Engine Assembly (continued) Ref. 1 2 3 4 5 Part Number Qty. Description 121-4224 1 Engine-170Fs-2 322-17 2 Screw-HH 108-4892-03 1 Plate-Engine, PTO 3290-456 4 Washer-Belleville 33114-016 4 Screw-HH Ref. 6 7 13 14 16 11 Part Number Qty.
Engine Assembly No.
Engine Assembly No. 1 (continued) Ref. 1 2 2:1 2:2 2:3 2:4 2:5 2:6 2:7 2:8 2:9 3 4 Part Number Qty. Description 136-7765 1 Governor Kit 127-9001 1 Gasket And Seal Kit 121-0109 1 Gasket-Cover, Valve 121-0167 1 Gasket-Exhaust 127-9000 1 Gasket-Head, Cylinder 121-0208 1 Seal-Oil 121-0209 1 Seal-Oil 121-0105 1 Gasket-Cover, Crankcase 121-0076 1 Gasket-Carburetor 121-0078 1 Gasket-Carburetor 121-0080 1 Gasket-Carburetor 127-9376 1 Primer Line Kit 121-4299 1 Fuel Line Kit Ref.
Engine Assembly No.
Engine Assembly No. 2 (continued) Ref. 1 2 2:1 2:2 2:3 2:4 2:5 2:6 2:7 Part Number Qty. Description 136-7765 1 Governor Kit 127-9001 1 Gasket And Seal Kit 121-0109 1 Gasket-Cover, Valve 121-0167 1 Gasket-Exhaust 127-9000 1 Gasket-Head, Cylinder 121-0208 1 Seal-Oil 121-0209 1 Seal-Oil 121-0105 1 Gasket-Cover, Crankcase 121-0076 1 Gasket-Carburetor Ref. 2:8 2:9 3 3:5 4 5 6 20 15 Part Number Qty.
Engine Assembly No.
Engine Assembly No. 3 (continued) Ref. 1 2 Part Number Qty.
Shroud and Fuel Tank Assembly 3423-724A 18 E2
Shroud and Fuel Tank Assembly (continued) Ref. 1 2 3 3:1 3:2 3:3 4 5 6 7 8 Part Number Qty. Description 138-3624 1 Cap-Gas 110-9361 4 Screw-PPH 127-5978 1 Shroud ASM 127-5979 1 Shroud 117-6035 1 Baffle-Exhaust 94-4496 2 Screw-PPH 46-8092 2 Screw-Plastite 114-3773 1 Seal-Tank 120-9848 1 Tank-Fuel, Gas 2412-98 2 Clamp-Hose 109-0660 1 Hose-Fuel Ref. 9 11 12 14 15 16 17 18 19 20 22 19 Part Number Qty.
Chute Control Assembly 3423-724A 20 G2
Chute Control Assembly (continued) Ref. 3 14 15 16 Part Number Qty. Description 46-8091 4 Screw-HWH 108-4926 1 Pawl-Detent 80-4600 1 Spring-Extension 108-4883-03 1 Ring-Support, Chute Ref. 17 18 19 25 21 Part Number Qty.
Discharge Chute Control Assembly 3423-724A 22 G3
Discharge Chute Control Assembly (continued) Ref. 1 2 3 4 4:1 6 7 8 Part Number Qty. Description 112-1546 1 Ring-Chute 100-5487 3 Screw-PTH 3230-22 2 Screw-CARR 120-0131 1 Discharge Chute ASM 115-5660 1 Decal-Danger, CE 3256-70 3 Washer-Flat 3296-47 3 Nut-Lock, NI 20-4320 2 Washer-Rubber Ref. 9 10 12 14 17 18 19 23 Part Number Qty.
Handle Assembly 3423-724A 24 G4
Handle Assembly (continued) Ref. 1 1:1 2 3 4 5 6 Part Number Qty. Description 117-9139 1 Upper Handle ASM 94-2577 1 Decal-Drive, Rotor 117-9136-03 1 Bail-Clutch 114-3796 1 Cover-Spring 125-1148 1 Spring-Extension, Clutch 136-7126 1 Adjuster-Clutch Cable 136-7130 2 Lock-Handle Ref. 7 8 9 10 11 12 25 Part Number Qty.
Attachments and Accessories For 38741 Power Clear 721 R Snowthrower Product Name Model/Part Case of 24 20-Ounce Bottles 5W30 Winter Oil ..................................................................................... 38908 Toro Single Stage Cover .................................................................................................................. 490-7464 Toro Snow Oil 0W30 Synthetic 20-Ounce Bottle ...................................................................................
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