
MAINTENANCE
SYMPTOMS |
| CAUSE |
| REMEDY |
Mower will not start | 1. | Blown fuse | 1. | Check fuse between mower switch |
or run |
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| and ignition / replace |
| 2. | Ball valves closed 2. Make sure valves are open | ||
| 3. | Low oil level | 3. | Check Hyd. tank and fill |
| 4. | Line leak | 4. | Check all fittings and lines, |
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| 5. | Electronic | 5a. | Without the tractor running, turn |
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| solenoid faulty |
| the mower switch to on. A low |
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| audible click should be heard if the |
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| solenoid is engaging the solenoid |
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| spool. If click is not heard, leave |
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| switch in on position and with a |
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| screwdriver or other steel object, |
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| touch the small nut on the end of the |
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| solenoid. If the metallic object is not |
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| attracted to the nut, check the fuse |
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| and wiring for an open circuit. If the |
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| object is attracted but no “click” is |
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| heard, replace the solenoid. |
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| 5b. | Remove the four bolts holding the |
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| small block to the main block. Lift |
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| and remove small block being |
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| careful not to damage |
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| Clean filter and |
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| 5c. | Remove large nut on side of large |
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| valve block. Remove spring, and use |
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| needle nose vise grip to pull spool |
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| from block. Check block and spool |
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| for contaminates and scratches. |
Motor runs but |
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| Clean parts or replace if scratched. |
1. | Belts | 1. | Inspect belts and pulleys. Replace | |
will not cut. |
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| belts and repair as needed. |
| 2. | Tensioner | 2. | Adjust tensioner nut until flat washer |
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| washer is flush with top of guide. |
Motor turns slowly | 1. | Contaminants | 1. | Remove large nut on side of large |
or not at all. |
| restricting spool |
| valve block. Remove spring, and use |
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| movement in |
| needle nose vise grip to pull spool |
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| valve body. |
| from block. Check block and spool |
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| for contaminates and scratches. |
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| Clean parts or replace if scratched. |
| 2. | Suction lines | 2. | Check for kinkes or obstruction in |
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| obstructed |
| suction hose. |
| 3. | Low oil level | 3. | Check Hyd. tank level and fill. |
Pump will not work | 1. | Excessive wear | 1. | Disassemble and repair. |
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| on internal parts |
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Motor will not work | 1. | Excessive wear | 1. | Disassemble and repair. |
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| on internal parts |
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JD 7X30 COUGAR Maintenance Section