Installation Guide
Tools Needed:
- Adjustable wrench set
- Screwdrivers (flat and Phillips)
- Pliers
- Socket set
- Safety gloves and glasses
Step-by-Step Assembly
- Unpack and Inspect: Remove all packaging materials and check for any shipping damage or missing parts.
- Handle Assembly: Attach the upper and lower handle sections using provided bolts and hardware.
- Wheel Installation: Mount all wheels securely using the provided axle pins and washers.
- Deck Attachment: Secure the mower deck to the main frame following the specific model instructions.
- Engine/Electrical Setup: For gas models: add oil and fuel. For electric models: check battery installation or power cord connection.
- Control Installation: Attach throttle controls, safety levers, and height adjustment mechanisms.
- Final Inspection: Check all bolts for tightness, verify safety features work properly, and test operation in a safe area.
Specifications
| Model Series | Craftsman M100/M200/M300 Series |
| Type | Push & Self-Propelled Lawn Mowers |
| Power Options | Gas, Electric Corded, Battery Electric |
| Cutting Width | 21-inch Standard |
| Cutting Height Range | 1.5 to 4 inches (6 positions) |
| Deck Material | Steel with Powder Coat Finish |
| Engine Type (Gas) | Briggs & Stratton 140cc/163cc |
| Battery Runtime (Electric) | Up to 60 minutes per charge |
| Weight | 65-85 lbs depending on model |
| Wheel Size | 8-inch rear, 7-inch front |
| Fuel Capacity (Gas) | 1.1 gallons |
| Mulching Capability | Yes (with optional kit) |
Warranty Information
- Full Warranty: 2 years limited warranty
- Engine Warranty: 3 years on gas engines
- Battery Warranty: 2 years on lithium-ion batteries
- Additional Coverage: Extended protection plans available
For warranty service, contact Craftsman Customer Service at 1-888-331-4569 or visit Craftsman.com
Key Features
Dura-Bilt Steel Deck
Heavy-duty steel construction with corrosion-resistant coating provides long-lasting durability and superior cutting performance.
Single-Point Height Adjustment
Quickly adjust all four wheels simultaneously with one lever for consistent cutting height across your entire lawn.
3-in-1 Cutting System
Bag, mulch, or side discharge clippings with easy conversion between modes for versatile lawn care options.
Briggs & Stratton Engine
Reliable gas engines with ReadyStart® technology that eliminates priming and choking for easy starts every time.
Personal Pace® System
Self-propelled models automatically match your walking speed for effortless mowing on any terrain.
Folding Handle
Compact storage design with fold-down handle that reduces storage space by up to 70%.
Cutting System Options
Mulching
Fine cuts clippings and returns them to lawn as natural fertilizer
Bagging
Collects clippings for clean finish and reduced thatch buildup
Side Discharge
Ejects clippings to side for faster mowing in tall or wet grass
Rear Bagging
Large capacity collection with easy-empty rear bags
High-Lift
Enhanced airflow for superior bagging performance
Low-Lift
Optimized for mulching and side discharge operations
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, wrong cutting height, wet grass | Sharpen/replace blade, adjust height, wait for grass to dry |
| Uneven cutting | Uneven tire pressure, bent blade, deck not level | Check tire pressure, inspect blade, level mower deck |
| Excessive vibration | Unbalanced blade, loose components, bent crankshaft | Balance blade, tighten bolts, check for damage |
| Self-propel not working | Drive belt broken, drive cable disconnected | Inspect and replace belt, adjust drive cable |
| Battery not holding charge | Old battery, faulty charger, extreme temperatures | Replace battery, check charger, store properly |
Maintenance Schedule
- Before Each Use: Check oil level, inspect blade, clear deck of debris
- Every 25 Hours: Sharpen blade, check air filter, inspect spark plug
- Every 50 Hours: Change oil, clean under deck, check tire pressure
- Every 100 Hours: Replace air filter, check drive system, lubricate moving parts
- Seasonal: Winterize engine, store properly, battery maintenance
- Annual: Replace spark plug, check safety features, complete inspection
Manual Downloads
Current Model Manuals
CMXGRAM1130037
21" Gas Self-Propelled Mower
CMEMG2120037
21" Electric Corded Mower
CMCBG2150037
21" Battery Mower 60V
CMPG2110037
21" Gas Push Mower
Popular Previous Models
CMXGRAM1130022
21" Gas Mower 2019 Model
CMEMG2120019
21" Electric Mower 2018
CMCBG2150025
21" Battery Mower 2020
CMPG2110017
21" Push Mower 2017
Accessory Manuals
CMBAG210
2-Bushel Grass Bag
CMMK210
Mulching Kit Installation
CMBL210
Replacement Blade Guide
CMBC60V
60V Battery Care Manual