This parts manual provides detailed information, diagrams, and part numbers for the Toro Model 20333. It is intended for authorized service technicians and owners to assist in the identification, ordering, and replacement of components. Below are key sections covering safety, parts lists, diagrams, ordering information, and maintenance.
This manual is for the Toro Model 20333. Always follow safety procedures when servicing.
| Safety Symbol | Meaning |
|---|---|
| WARNING! | Indicates a hazardous situation which, if not avoided, could result in death or serious injury. |
| CAUTION! | Indicates a hazardous situation which, if not avoided, could result in minor or moderate injury. |
| NOTE: | Indicates important information for proper operation or maintenance. |
WARNING! Disconnect spark plug before performing any service. Ensure the machine is on a level surface and cool.
Key components and their primary part numbers for the Toro Model 20333.
| Part Description | Part Number | Qty |
|---|---|---|
| Complete Engine Assembly | TOR-20333-ENG | 1 |
| Cutting Deck Assembly | TOR-20333-DECK | 1 |
| Drive Belt | TOR-20333-BELT-DRV | 1 |
| Blade Spindle Assembly | TOR-20333-SPINDLE | 2 |
| Ignition Key | TOR-20333-KEY | 1 |
| Operator's Manual | TOR-20333-MAN | 1 |
Parts related to the engine, including the cylinder, piston, carburetor, and air filter.
CAUTION! Use only Toro-approved replacement parts to ensure proper fit and performance.
Components for the drive system, including belts, pulleys, and transmission linkage.
Parts for the mowing deck, blades, spindles, and suspension.
| Component | Part Number | Notes |
|---|---|---|
| Standard Cutting Blade (21") | TOR-20333-BLADE-STD | Sharpened, balanced |
| Blade Spindle Assembly | TOR-20333-SPINDLE | Includes bearings |
| Deck Belt | TOR-20333-BELT-DECK | V-belt |
| Deck Wash Port Plug | TOR-20333-WASH-PLUG | For cleaning |
| Deck Skid Shoe | TOR-20333-SKID | Adjustable |
Parts for the control panel, wiring harness, switches, and safety components.
NOTE: Always check electrical connections for corrosion before replacing components.
Parts for the front and rear wheels, axles, and tires.
Reference diagrams showing the assembly relationship of parts. (Note: In a full manual, images would be embedded here).
Figure 1: Engine Assembly Exploded View - Shows relationship of piston, rings, crankshaft.
Figure 2: Cutting Deck Exploded View - Shows blade, spindle, belt, and pulley arrangement.
Figure 3: Drive System Diagram - Shows belt routing and transmission linkage.
Tip: Match the number on the diagram with the corresponding part number in the list.
Some parts may have been superseded by new numbers. Check this table for updates.
| Old Part Number | New Part Number | Description |
|---|---|---|
| TOR-20333-BELT-OLD | TOR-20333-BELT-DRV | Drive Belt (Updated Material) |
| TOR-20333-SWITCH-GEN | TOR-20333-IGN-SW | Ignition Switch (Improved Design) |
To order parts, contact an authorized Toro dealer or use the online parts lookup.
Contact: Toro Customer Support: 1-888-384-9939. Website: www.toro.com/en/parts.
Recommended part replacement intervals for preventative maintenance.
| Interval (Hours/Seasons) | Part/Component | Action |
|---|---|---|
| Every 25 hours / Season Start | Spark Plug, Air Filter | Inspect & Replace if needed |
| Every 50 hours | Engine Oil & Filter | Replace |
| Every 100 hours / 2 Seasons | Drive & Deck Belts | Inspect for wear/cracks |
| Every 300 hours | Blade Spindle Bearings | Lubricate or Replace |
| As Needed | Cutting Blades | Sharpen or Replace if damaged |
Reset Service Indicator: Refer to operator's manual procedure.
Service: For technical assistance, contact 1-888-384-9939 or visit www.toro.com.