Installation Guide
Tools Needed:
- Adjustable wrench
- Screwdrivers (flat and Phillips)
- Pliers
- Socket set
- Safety gloves
Step-by-Step Assembly
- Unpack and Inspect: Remove all packaging materials and inspect all parts for damage during shipping.
- Handle Assembly: Attach the upper and lower handle sections using provided bolts and washers.
- Install Height Adjustment Lever: Attach the cutting height adjustment lever to the deck according to instructions.
- Attach Grass Bag: Connect the grass collection bag to the rear discharge chute using the mounting bracket.
- Install Battery/Engine Oil: For electric models, install the battery. For gas models, add recommended engine oil.
- Wheel Installation: Secure all four wheels to the axle using provided hardware.
- Final Check: Ensure all bolts are tightened, safety features are functional, and perform a test run in a safe area.
Specifications
| Model Series | CMXGRAM113 |
| Type | Self-Propelled Lawn Mower |
| Power Source | Gasoline / Electric Battery |
| Cutting Width | 21 inches |
| Cutting Height Range | 1.5 - 4 inches |
| Deck Material | Steel with Rust Protection |
| Engine Type | 190cc OHV Craftsman Engine |
| Fuel Capacity | 1.5 quarts |
| Drive System | Single-Speed Self-Propelled |
| Weight | 65 lbs |
| Warranty | 3-Year Limited |
| Mulching Capability | Yes (with mulching plug) |
Warranty Information
- Full Warranty: 3 years limited warranty
- Engine Warranty: 3 years on Craftsman engine
- Additional Coverage: Optional extended protection plans available
For warranty service, contact Craftsman Customer Service at 1-888-331-4569 or visit Craftsman.com
Key Features
Self-Propelled Drive
Single-speed self-propelled system reduces user effort on hills and uneven terrain, making mowing easier and more efficient.
Triple-Blade Cutting System
Three precision blades create a superior cutting action that lifts grass for an even cut and improved mulching performance.
6-Position Height Adjustment
Easy-to-use single lever adjusts cutting height from 1.5 to 4 inches with six precise settings for optimal lawn health.
3-in-1 Capability
Bag, mulch, or side discharge with simple conversion. Includes mulching plug and 2.5 bushel grass bag.
Durable Steel Deck
21-inch reinforced steel deck with corrosion-resistant finish provides durability and optimal airflow for superior cutting performance.
Easy Fold Handle
Quick-fold handle system allows for compact storage in garages or sheds without requiring tools for folding.
Cutting System Explained
Bagging
Collects clippings for a clean finish, ideal for removing leaves and debris
Mulching
Finely chops clippings and returns nutrients to the lawn for healthier grass
Side Discharge
Directs clippings to the side for cutting tall or wet grass without clogging
Height Adjustment
Six precise settings from 1.5" to 4" for seasonal lawn care needs
Blade Brake
Safety feature stops blade within 3 seconds when handle is released
Wheel Drive
Front-wheel drive system provides better traction on slopes and uneven ground
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Engine won't start | Empty fuel tank, clogged air filter, old gasoline | Check fuel level, clean/replace air filter, use fresh gasoline |
| Poor cutting performance | Dull blades, incorrect cutting height, wet grass | Sharpen/replace blades, adjust height, wait for grass to dry |
| Uneven cutting | Uneven tire pressure, bent blade, worn deck | Check tire pressure, inspect blade, examine deck for damage |
| Self-propel not working | Drive belt loose or broken, drive cable disconnected | Check drive belt tension, inspect drive cable connection |
| Excessive vibration | Unbalanced blade, loose components, bent crankshaft | Balance blade, tighten all bolts, check crankshaft alignment |
| Grass bag not filling | Clogged chute, wet grass, improper bag installation | Clear discharge chute, dry grass, ensure bag is properly attached |
Maintenance Codes
- Oil Change: Every 25 hours or seasonally - Use SAE 30 detergent oil
- Air Filter: Clean every 10 hours, replace every season
- Spark Plug: Replace every 100 hours or annually
- Blade Sharpening: Every 25 hours or when cutting deteriorates
- Drive Belt: Inspect every 50 hours, replace if worn
- Wheel Bearings: Lubricate at beginning of each season
Manual Downloads
Current Model Manuals
CMXGRAM113
21" Self-Propelled Gas Mower
CMEMG212
21" Electric Mower
CMXGMAM113
21" Rear Bag Mower
CMXGRAM115
21" High Wheel Mower
Popular Previous Models
CMXGRAM110
21" Classic Mower
CMXGMAM110
21" Mulching Mower
CMEMG211
20" Electric Mower
CMXGRAM112
22" Self-Propelled