Parts Identification
Tools Needed for Parts Replacement:
- Hex key set
- Screwdrivers (flat and Phillips)
- Adjustable wrench
- Pliers
- Lubricating oil
Step-by-Step Parts Identification
- Cutting Assembly: Identify the cutting head components including the guide bar, cutting chain, and sprocket.
- Pole Sections: Locate the extension pole sections, locking mechanisms, and connection points.
- Drive System: Identify the drive cable, gear mechanism, and manual operation components.
- Handle Assembly: Locate the main handle, auxiliary handle, and control mechanisms.
- Safety Components: Identify the chain brake, hand guard, and safety labels.
- Maintenance Parts: Locate the oil reservoir, lubrication points, and tensioning system.
- Verify Compatibility: Check part numbers against your specific Craftsman model before ordering replacements.
Specifications
| Model Series | CMPS789, CMPS456, CMPS123 |
| Type | Manual Pole Pruner/Saw |
| Maximum Reach | 12-16 feet (depending on model) |
| Cutting Capacity | Up to 6 inches diameter |
| Guide Bar Length | 8-10 inches |
| Chain Type | Low-kickback safety chain |
| Pole Material | Aluminum alloy |
| Weight | 7-9 lbs (depending on configuration) |
| Drive System | Manual cable operation |
| Lubrication System | Manual oil pump |
| Warranty Period | 3 years limited warranty |
Warranty Information
- Full Warranty: 3 years against defects in materials and workmanship
- Parts Coverage: Replacement parts available for 7 years after model discontinuation
- Additional Coverage: Professional use may have different warranty terms
For warranty service and parts ordering, contact Craftsman Customer Service at 1-888-331-4569 or visit Craftsman.com
Key Components
Cutting Chain Assembly
Low-kickback safety chain with specially designed cutters and tie straps for controlled cutting action and reduced risk of kickback during operation.
Guide Bar System
Durable sprocket-nose guide bar with replaceable tip and built-in oil channels for smooth chain operation and extended cutting life.
Extension Pole SystemLightweight aluminum pole sections with quick-connect couplings and positive locking mechanisms for secure extension and easy storage.
Manual Drive Mechanism
Precision cable and pulley system that converts handle motion into chain movement with minimal effort and maximum cutting power.
Ergonomic Handle Assembly
Comfort-grip handles with vibration-dampening features and intuitive control placement for reduced fatigue during extended use.
Lubrication System
Manual oil pump with visible reservoir and adjustable flow control to ensure proper chain lubrication during cutting operations.
Replacement Parts Categories
Cutting Components
Chains, guide bars, sprockets, and bar nuts for the cutting assembly
Pole System Parts
Extension sections, locking collars, and connection hardware
Drive System Parts
Cables, pulleys, handles, and drive mechanism components
Safety Components
Chain brakes, hand guards, safety labels, and protective covers
Maintenance Parts
Oil pumps, reservoirs, filters, and lubrication system components
Hardware & Fasteners
Bolts, nuts, screws, and specialized fasteners for assembly
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Chain won't move | Drive cable broken, pulley jammed, handle mechanism faulty | Inspect drive cable, clean and lubricate pulleys, check handle assembly |
| Poor cutting performance | Dull chain, improper tension, inadequate lubrication | Sharpen or replace chain, adjust tension, check oil flow |
| Chain comes off guide bar | Worn bar rails, improper tension, damaged drive sprocket | Replace guide bar if worn, adjust tension, inspect sprocket |
| Pole sections won't lock | Worn locking mechanism, debris in couplings | Clean coupling surfaces, replace locking collars if damaged |
| Excessive vibration | Loose components, unbalanced chain, bent guide bar | Tighten all fasteners, balance chain, replace bent bar |
| Oil not reaching chain | Clogged oil passages, empty reservoir, faulty pump | Clean oil channels, refill reservoir, check pump operation |
Common Replacement Scenarios
- Chain Replacement: Required every 2-3 sharpening cycles or when cutters are worn beyond repair
- Guide Bar Replacement: Needed when bar rails are worn, or tip sprocket is damaged
- Drive Cable Replacement: Typically required after 50+ hours of use or if fraying occurs
- Pulley Replacement: Necessary when bearings wear out or pulley grooves become deformed
- Handle Replacement: Required if grips wear out or control mechanisms fail
- Pole Section Replacement: Needed if sections become bent or locking mechanisms fail
Parts Downloads
Current Model Parts Manuals
CMPS789
16ft Manual Pole Saw
CMPS456
14ft Manual Pole Saw
CMPS123
12ft Manual Pole Saw
CMPS789X
Professional Pole Saw
Popular Previous Models
CMPS650
15ft Manual Pole Pruner
CMPS430
12ft Heavy Duty Saw
CMPS210
10ft Compact Pole Saw
CMPS880
Professional Pruner