Section 4 - ADJUSTMENTS & REPAIR
4.4.6.BATTERY TESTING
Battery Condition Chart
| State of Charge | Syringe Hydrometer | Digital Voltmeter | Five Ball Hydrometer |
100% | Charged w/ Sulfate Stop | 1.280 | 12.80v | Five Balls Floating |
100% | Charged | 1.265 | 12.60v | Four Balls Floating |
75% Charged | 1.210 | 12.40v | Three Balls Floating | |
50% Charged | 1.160 | 12.10v | Two Balls Floating | |
25% Charged | 1.120 | 11.90v | One Ball Floating | |
0% Charged | Less than 1.100 | Less than 11.80v | Zero Balls Floating | |
TROUBLESHOOTING
PROBLEM |
| PROBABLE CAUSE |
| CORRECTIVE ACTION |
|
Starter Will Not Crank | 1. Battery dead. | 1. | Service battery. |
| |
Engine | 2. Blown fuse. | 2. | Replace fuse. |
| |
| 3. | Electrical connections loose or corroded. | 3. Clean and check connections for good contact. |
| |
| 4. | Defective ignition switch. | 4. | Contact authorized SNAPPER dealer. |
|
| 5. | Blade engagement switch in the “ON” position. | 5. Move blade engagement switch to “OFF”. |
| |
| 6. | Park brake not engaged. | 6. | Engage park brake. |
|
| 7. | Faulty parking brake, blade or ignition switch. | 7. | Contact authorized SNAPPER dealer. |
|
| 8. | Faulty engine starter. | 8. | Replace engine starter. |
|
| 9. | Faulty starter solenoid | 9. | Replace starter solenoid. |
|
|
|
|
|
| |
Engine Will Crank But | 1. Fuel tank empty or fuel | 1. | Fill fuel tank with fresh fuel & open fuel valve. |
| |
Not Start | 2. Engine needs choking. | 2. | Move choke control to “CHOKE” position. |
| |
| 3. | Spark plug wire disconnected. | 3. | Place spark plug wire onto spark plug. |
|
| 4. | Battery weak or dead. | 4. | Service battery. |
|
| 5. | Faulty parking brake, blade or ignition switch. | 5. | Contact authorized SNAPPER dealer. |
|
Engine Will Not Start | 1. Blade engagement switch in the “ON” position. | 1. Move blade engagement switch to “OFF”. |
| ||
Using Recoil Starter | 2. Park brake not engaged. | 2. | Engage park brake. |
| |
| 3. | Fuel tank empty or fuel | 3. | Fill fuel tank with fresh fuel & open fuel valve. |
|
| 4. | Engine needs choking. | 4. | Move choke control to “CHOKE” position. |
|
| 5. | Blown Fuse. | 5. | Replace with new 20 AMP fuse. |
|
| 6. | Faulty relay switch. | 6. | Contact authorized SNAPPER dealer. |
|
| 7. | Faulty parking brake or blade switch. | 7. | Contact authorized SNAPPER dealer. |
|
Engine Stalls After | 1. Operator not in seat. | 1. | Sit in operator’s seat. |
| |
Running | 2. Choke control in the “CHOKE” position. | 2. | Move choke control to “OFF” position. |
| |
| 3. | Fuel tank empty. | 3. | Fill with fuel to proper level. |
|
| 4. | Engine air | 4. | Clean free of all debris. |
|
| 5. | Spark plug defective or gap set improperly. | 5. | Service spark plug. |
|
| 6. | Fuel filter stopped up. | 6. | Replace fuel filter. |
|
| 7. | Water, debris or stale fuel in fuel system. | 7. | Drain and clean fuel system. |
|
Engine Loses Power | 1. Excessive load on engine. | 1. | Lessen load. |
| |
| 2. | Engine air | 2. | Clean or replace filters. |
|
| 3. | Spark plug faulty. | 3. | Service spark plug. |
|
| 4. | Water, debris or stale fuel in fuel system. | 4. | Drain and clean fuel system. |
|
| 5. | Debris build up on engine cooling screen. | 5. | Clean all debris from engine cooling screen. |
|
Engine Backfires When | 1. Throttle control set too “FAST”. | 1. Set throttle control to “SLOW” and allow engine | to | ||
Excessive Vibration | 1. Damaged, out of balance or bent mower blades. | 1. | Service mower blade(s). |
| |
| 2. | Loose blade components. | 2. | Service and tighten loose parts. |
|
| 3. | Loose or missing airlift (if equipped). | 3. | Replace air lifts. Tighten to proper torque. |
|
| 4. | Lumpy or frayed belt | 4. | Replace belt. |
|
| 5. | Bent Idler, stationary or spindle pulley | 5. | Replace pulley. |
|
(Trouble Shooting Continued on Next Page)
21
