The Craftsman Model 917.273041 is a 42-inch riding lawn mower with a 19.5 HP Briggs & Stratton engine, hydrostatic transmission, electric start, 6-speed gear drive, and a mulching/bagging side discharge deck. This manual provides comprehensive repair, maintenance, and troubleshooting guidance for owners and technicians. Below are key sections covering safety, specifications, engine service, drive system, cutting deck, electrical system, troubleshooting, and parts diagrams.
Before performing any repair or maintenance, read and understand all safety warnings. Always disconnect spark plug wire and battery before servicing.
| Hazard | Precaution |
|---|---|
| Fuel & Fire | Work in well-ventilated area; no smoking or open flames; allow engine to cool before refueling. |
| Blade Contact | Disconnect spark plug; wear gloves; ensure deck is securely blocked when working underneath. |
| Electrical Shock | Disconnect battery negative terminal first when servicing electrical components. |
| Hot Surfaces | Avoid contact with muffler, engine block, and exhaust during/after operation. |
| Tipping & Stability | Park on level ground; engage parking brake; never operate on slopes exceeding 15 degrees. |
Regular maintenance ensures optimal performance and longevity.
WARNING! Always disconnect spark plug wire before servicing engine components.
The hydrostatic transmission provides smooth speed control via pedal. Service includes belt replacement and fluid check.
Tip: If transmission slips, check belt tension and pulley alignment first.
The 42-inch deck requires regular blade sharpening, belt inspection, and leveling.
CAUTION! Always disconnect spark plug before working on cutting deck.
12V system includes battery, starter, solenoid, ignition switch, and safety switches.
| Component | Test/Service |
|---|---|
| Battery | Check voltage (12.6V+); clean terminals; load test if cranking weak. |
| Starter Solenoid | Click indicates engagement; test for continuity; replace if no click. |
| Safety Switches | Test seat, brake, and PTO switches with multimeter; bypass to diagnose. |
| Charging System | Check stator output (14V+ at battery when running). |
| Fuses | Locate 20A fuse near battery; replace if blown. |
| Symptom | Possible Cause | Corrective Action |
|---|---|---|
| Engine won't start | Dead battery, bad solenoid, safety switch | Charge battery; test solenoid; check seat/brake switches. |
| Engine runs rough | Dirty air filter, old spark plug, bad fuel | Replace filter & plug; drain old gas; check carburetor. |
| Loss of power | Clogged deck, slipping drive belt | Clean underside of deck; adjust/replace drive belt. |
| Uneven cutting | Deck unlevel, dull blades | Level deck; sharpen or replace blades. |
| Hydrostatic transmission slips | Low fluid, worn belt, linkage adjustment | Check fluid; replace belt; adjust control linkage. |
Reset: Disconnect battery for 10 minutes to reset electrical system.
Refer to diagrams for part identification and ordering.
Note: Always verify part numbers with your serial number before ordering.
Craftsman Model 917.273041 includes a 2-year limited warranty for residential use. Warranty covers defects in materials and workmanship. Not covered: normal wear, improper maintenance, commercial use, or accidental damage. For warranty claims, contact Craftsman Customer Service at 1-888-331-4569 or visit www.craftsman.com. Keep original receipt and serial number (located under seat) for verification.
Support: 1-888-331-4569; www.craftsman.com