1.70 | TROUBLE SHOOTING | 1.70 |
TROUBLE SHOOTING | Continued. |
|
| |
|
| |||
|
|
|
|
|
|
|
|
| |
PROBLEM | POSSIBLE CAUSE | REMEDY | ||
|
|
|
| |
One cylinder rotates | Cutting cylinder bearing seized. | Replace as necessary. | ||
slowly. |
|
|
|
|
Incorrect rotation motor fitted.
Diverter valve only partly open.
Check motor and replace if necessary.
Free off and lubricate or replace diverter valve as neces- sary.
| Motor integral check valve jammed | Have check valve cleaned and |
| open. | checked. |
| Cutting cylinder tight on the bottom | Readjust setting. |
| blade. |
|
| Motor worn. | Replace motor. |
|
|
|
Cutterhead fails to lift | Lift cylinder seal failure. | Replace seals. |
out of work. |
|
|
Pressure relief valve jammed open or wrongly set.
Have relief valve cleaned and pressure checked. Consult your Hayter dealer.
Defective control valve. | Overhaul control valve. |
Mechanical blockage. | Remove blockage. |
Cutterheads do | not | Incorrect hose routing or incorrect ori- |
follow ground | con- | entation of hydraulic fittings. |
tours. |
|
|
Tightness in pivots.
Mower operated in ‘hold’ position.
Move cutterheads throughout extremes of movement and observe any tightness in the hoses. Correctly route hoses and orientate fittings as neces- sary.
Free off and grease as neces- sary.
Move position control lever to ‘down/float’ position.
Weight transfer set too high. | Reduce weight transfer. |
924916KG251004