Installation Guide
Tools Needed:
- Adjustable wrench
- Screwdrivers (flat and Phillips)
- Pliers
- Socket set
- Oil funnel
Step-by-Step Assembly
- Unpack and Inspect: Remove all packaging materials and inspect parts for any shipping damage.
- Handle Assembly: Attach the upper and lower handle sections using provided bolts and hardware.
- Install Height Adjuster: Connect the cutting height adjustment lever to the deck linkage.
- Attach Bag or Mulcher: Install the grass collection bag or mulching plug according to your preference.
- Add Engine Oil: Fill the engine with the recommended SAE 30 oil to the proper level on the dipstick.
- Add Fuel: Fill the fuel tank with fresh unleaded gasoline (minimum 87 octane).
- Final Check: Ensure all bolts are tightened, wheels are secure, and safety features are functioning.
Specifications
| Model Series | SR4 Super Recycler |
| Type | Self-Propelled Gas Lawn Mower |
| Engine | Toro 163cc OHV Engine |
| Cutting Width | 22 inches |
| Noise Level | 85 dB at operator position |
| Drive System | Personal Pace® Self-Propelled |
| Cutting Height Range | 1.0 - 4.0 inches (12 positions) |
| Fuel Capacity | 0.5 gallons |
| Oil Capacity | 20 oz (0.6L) |
| Dimensions (LxWxH) | 68 x 24 x 42 inches |
| Weight | 85 lbs |
| Wheel Size | 10-inch rear / 8-inch front |
Warranty Information
- Full Warranty: 3 years residential use
- Engine Warranty: 3 years on Toro engine
- Commercial Warranty: 90 days commercial use
For warranty service, contact Toro Customer Service at 1-888-384-9939 or visit Toro.com
Key Features
Personal Pace® System
The innovative Personal Pace® system automatically adjusts the mower's speed to match your walking pace, providing effortless control and superior maneuverability.
Super Recycler® Cutting System
Advanced cutting technology that cuts grass into tiny particles that decompose quickly, returning valuable nutrients to your lawn without bagging.
163cc Toro Engine
Powerful and reliable overhead valve engine designed for maximum performance, fuel efficiency, and easy starting in all conditions.
Quick Stick® Height Adjustment
Single-lever cutting height adjustment allows you to change cutting height from 1 to 4 inches without tools or stopping the engine.
Folding Handle
Easy-fold handle design reduces storage space by up to 70%, making it ideal for garages and sheds with limited space.
Washout Port
Built-in washout port allows easy cleaning of the mower deck after use, preventing grass buildup and corrosion.
Cutting System Options
Mulching
Returns nutrient-rich grass clippings to the lawn for natural fertilization
Rear Bagging
Collects clippings in 2.8 bushel bag for clean, debris-free results
Side Discharge
Directs clippings to the side for longer grass or wet conditions
3-in-1 Capability
Switch between mulching, bagging, and side discharge without tools
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Engine won't start | Empty fuel tank, stale gas, clogged air filter | Add fresh fuel, clean/replace air filter, check spark plug |
| Poor cutting performance | Dull blade, low engine speed, wet grass | Sharpen/replace blade, adjust throttle, wait for grass to dry |
| Uneven cutting | Uneven tire pressure, bent blade, uneven deck | Check tire pressure, inspect/replace blade, level mower deck |
| Self-propel not working | Drive cable adjustment, worn drive belt | Adjust drive cable, inspect/replace drive belt |
| Excessive vibration | Unbalanced blade, loose components | Balance or replace blade, tighten all bolts and nuts |
| Engine stalls during operation | Clogged fuel line, dirty carburetor, overheating | Clean fuel system, service carburetor, clean cooling fins |
Maintenance Schedule
- Before each use: Check oil level, tire pressure, and blade condition
- Every 25 hours: Clean/replace air filter, check spark plug
- Every 50 hours: Change engine oil, sharpen blade
- Every 100 hours: Replace spark plug, clean fuel system
- Season end: Add fuel stabilizer, clean thoroughly, store properly
Manual Downloads
Current Model Manuals
SR4 Super Recycler
22-inch Self-Propelled
SR4 High Wheel
22-inch High Wheel Model
SR4 Electric Start
22-inch with Electric Start
SR4 Commercial
22-inch Commercial Grade
Popular Previous Models
SR3 Super Recycler
21-inch Self-Propelled
SR2 Recycler
22-inch Push Model
TimeMaster 30
30-inch Commercial
SS4 Super Baggers
22-inch Bagging System