Parts Catalogue

ManualsBrandsToro ManualsSnow ThrowerToro 37770

PartsCatalog

FormNo.3378-842RevB

PowerMax

724OESnowthrower

ModelNo.37770—SerialNo.314000001andUp

Registeratwww.Toro.com.

OriginalInstructions(EN)

*3378-842*B

Summary of content (20 pages)

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Form No. 3378-842 Rev B Parts Catalog Power Max® 724 OE Snowthrower Register at www.Toro.com. Original Instructions (EN) Model No. 37770—Serial No.
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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.
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Contents Frame, Housing and Bypass Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 Pulleys and Bellcrank Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 Impeller Drive Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
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Frame, Housing and Bypass Assembly Ref. 1 2 3 4 5 6 7 8 9 10 11 12 13 3378-842B Part Number Qty. Description 46-8091 6 Screw-HWH 52-2861 4 Washer 94-2413 4 Nut-U 106-4588-01 2 Skid 114-3751 1 Screw-HWH, Plastite 121-6833 1 Stick-Cleanout 119-7626 1 Guide-Chute 119-7601-01 1 Scraper-24 Inch 120-7158-01 1 Cover-Liner 120-7159 1 Cover 120-7161-01 1 Brace-Frame 120-7170-03 1 Support-Chute 120-7177 1 Cover-Belt Ref. 14 15 16 17 17:2 18 21 22 23 24 25 28 30 4 Part Number Qty.
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Pulleys and Bellcrank Assembly Ref. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 B2 Part Number Qty. Description 3-4244 1 Pulley-Idler 92-9698 1 Screw-Shoulder 100-1048 2 Bearing-Ball 25-5640 1 Washer 117-7711 1 Bushing-Idler 119-7645 1 Plate-Wheel, Friction 119-7648 1 Pulley-Traction 119-7649 1 Retainer-Bearing 119-7670-03 1 Bellcrank-Drive 119-7676 1 Spring-Extension 119-7679 1 Bracket-Plate, Traction 120-3883 1 Spring-Extension 120-3888 1 Spring-Extension 120-7156 2 Bushing-Plate, Traction Ref.
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Impeller Drive Assembly Ref. 1 2 3 4 5 6 7 8 9 10 11 12 3378-842B Part Number Qty.
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Drive Assembly Ref. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 Part Number Qty. Description 3-8664 3 Washer-Thrust 119-1567 1 Wheel-Friction 107-3039 2 Klik Pin ASM 120-7950 3 Screw-Shoulder 119-7613 1 Gear-Axle 119-7615 1 Shaft-Hex 119-7616 1 Gear-Pinion, 8 Tooth 121-6835 3 Bearing-Ball 119-7630 1 Trunnion 119-7684 1 Spacer-Plate, Shift 120-7162 2 Bushing-Axle 120-7180 1 Axle 120-7191 1 Retainer-Plate, Shift 120-7193-03 1 Shift Plate ASM 120-9266 2 Retainer-Bearing Ref.
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Gearbox, Auger and Impeller Assembly Ref. 2 3 4 5 6 7 9 10 11 12 3378-842B Part Number Qty.
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24 Inch Auger Gearcase Assembly No. 120-3859 Ref. 1 1:2 1:3 2 3 4 5 6 7 C2A1 Part Number Qty. Description 121-1209 1 RH Auger Gearcase ASM 121-6634 1 Seal-Shaft 120-9269 1 Bushing-Sleeve 119-7640 4 Washer-Thrust 120-3858 1 Shaft-Output, Auger 3257-5 1 Key-Woodruff 119-1576 1 Gear-Helical, 20 Tooth 119-7635 1 Bushing-Input 119-7636 1 Collar-Thrust Ref. 8 9 10 11 12 12:2 12:3 13 14 9 Part Number Qty.
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Impeller Assembly Ref. 1 2 3 4 5 6 7 8 9 10 3378-842B Part Number Qty.
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Engine Assembly Ref. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 Part Number Qty. 1 120-3892 1 120-3893 1 120-7196 1 120-9283 1 120-9284 1 121-6804 2 3210-3 2 120-2302 1 3253-21 1 3253-4 2 3256-23 2 3256-4 1 32128-20 4 Description Engine-Briggs, 12D1050172F8 ● ■ Belt-V Belt-V Guide-Belt Pulley-Auger, Rear Pulley-Auger, Front Pulley-Traction Screw-HH Screw-HH Washer-Lock Washer-Lock Washer-Plain Washer-Flat Nut-HF ■ Obtain parts from www.briggsandstratton.
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Chute Assembly Ref. 1 4 5 7 8 9 10 12 13 14 15 16 17 18 3378-842B Part Number Qty. Description 46-8091 6 Screw-HWH 100-9880 1 Bolt-Shoulder 106-7297 1 Clamp-Cable 110-9360 2 Spring-Compression 117-2314 1 Trigger-Deflector 119-7627 1 Ring-Chute 119-7628 1 Chute-Discharge 99-5291 1 Rod-Cover 120-3852 1 Mount-Chute, Discharge 120-3853 1 Gear-Chute 120-3854 1 Gear-Bevel 120-3855 1 Mount-Gear, Bevel 120-3856 1 Washer-Flat 120-3869 1 Latch-Chute Ref.
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Handle Assembly Ref. 1 2 3 4 6 7 8 9 11 12 13 14 15 16 G2 Part Number Qty. Description 46-8092 3 Screw-Plastite 63-2650 1 Screw-Shoulder 105-9999 1 Knob-Shift, LH 106-4423 1 Knob-Shift, RH 107-3844 4 Washer 92-2260 8 Screw-Handle 108-7313 1 Spring-Compression 110-3446 1 Trunnion-Rod 120-3881 1 Rod-Chute, Front 120-7173-03 1 Handle-Upper, LH 120-7174-03 1 Handle-Upper, RH 120-7194 1 Panel-Control, Master 120-9251-03 1 Support-Panel, Control 120-9258-03 1 Mount-Selector, Speed Ref.
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Control Assembly Ref. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 3378-842B Part Number Qty.
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Quick Lever Assembly Ref. 1 2 3 4 5 6 7 8 9 10 H2 Part Number Qty.
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Attachments and Accessories For 37770 Power Max 724 OE Snowthrower Product Name Model/Part Engine Maintenance Kit................................................................................................................... 138-0708 Non-Marking Skid Kit .............................................................................................................................38211 Heavy-Duty Skid Kit.....................................................................................................
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Notes:
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