TROUBLE-SHOOTING GUIDE
PROBLEM | POSSIBLE CAUSE | POSSIBLE REMEDY | |
Streaking. | 1. Slow blade tip speed. | Operate PTO at 540 RPM. | |
| 2. | Worn blade tips. | Replace with correct specified |
|
|
| blades. |
| 3. | Dull blades. | Sharpen blades uniformly. |
| 4. | Blades unable to cut that part of grass pressed | Slow tractor’s ground speed but |
|
| down by tractor’s tire path or mower’s casters. | maintain 540 RPM PTO speed. |
| 5. | Mowing too fast. | Slow down until cured. |
| 6. | Drive belt loose. | Tighten per instructions on |
|
|
| maintenance chapter. |
| 7. | Belt glazed/slipping. | Apply belt dressing or replace it with |
|
|
| a correct specified belt. |
8. Blade loose on spindle.
Tighten blade bolt securely. (Note: these are
9. Conditions too wet for mowing. | Allow grass to dry before mowing. |
Grass discharges 1. Grass is too high and too coarse. from mower unevenly
or bunches along a swath.
Slow tractor’s ground speed but maintain 540 RPM PTO speed.
Raise the mower for the first pass and lower to the desired cutting height for the second and cut at 90 degrees to the first pass. Raise the rear of mower high enough to allow the grass to discharge, but not too high for streaking to occur.
| 2. | Belt slipping. | Tighten belt or replace with a correct |
|
|
| specified belt. |
| 3. | Grass is wet. | Allow grass to dry before mowing |
|
|
| Slow tractor’s ground speed but |
|
|
| maintain 540RPM PTO speed |
|
|
| Cut grass at a lower height. |
|
|
| |
Heavy vibration. | 1. Blade speed is too fast. | Do not exceed 540 RPM PTO speed. | |
| 2. | Broken/bent blade. | Replace with correct specified blade. |
| 3. | Worn/unbalanced blade. | Grind blade uniformly or replace. |
| 4. | Bent/broken sheave. | Replace with correct specified part. |
| 5. | Debris caught on blade. | Clean off blade. |
|
|
|
|
Belt slipping. | 1. | Belt loose. | Tighten or replace with correct |
|
|
| specified belt. |
| 2. | Belt glazed. | Use belt dressing or replace it. |
| 3. | Oil on belt. | Clean or replace. |
|
|
|
|
23