troubleshooting guide
| Problem | Cause | ||
|
|
|
|
|
Engine overheats. | • | Clogged debris screen or radiator fins. | ||
|
| • | Engine overloaded. | |
|
| • Electric fan not functioning. | ||
|
| • Poor ventilation around engine. | ||
|
| • Blown fuse for electric fan. | ||
|
| • Defective engine speed regulator. | ||
|
| • Engine alternator belt damage (broke or slipping) | ||
|
| • Too little or no oil in the engine. | ||
|
| • | Low coolant | |
|
|
|
| |
Battery not charging. | • | Poor contact with battery terminal cable | ||
|
|
| connectors. | |
|
| • Charging lead is disconnected. | ||
|
| • | Alternator not charging. | |
Machine moves slowly, unevenly, or not at all.
•Parking brake on.
•Bypass valve on pump open.
•Drive belt for the transmission gears slack or has come off.
•Air in hydraulic system.
Mower deck not engaging. | • | Drive belt for the mower deck has come loose. |
| • Contact for the electromagnetic coupling has | |
|
| loosened. |
| • The blade switch is faulty or has come loose, from | |
|
| the cable contact. |
| • The fuse has blown. | |
| • Low oil pressure, high water temperature. | |
|
|
|
Hydraulic drive leaks oil. | • | Damaged seals, housing, or gaskets. |
| • Air trapped in hydraulic system. | |
|
|
|
Uneven mowing results. | • | Unequal tire pressure on the left and right sides. |
| • | Bent blades. |
| • Suspension for the mower deck is uneven. | |
| • | Blades are dull. |
| • Driving speed too high. | |
| • The grass is too long. | |
| • Grass collected under the mower deck. | |
57