1.69 | TROUBLE SHOOTING | 1.69 |
TROUBLE SHOOTING | Continued. |
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PROBLEM | POSSIBLE CAUSE | REMEDY | |
After initial satisfactory | Worn pump or motor. |
operation machine loses |
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power. | Low hydraulic oil level. |
| Incorrect oil viscosity. |
Replace as necessary.
Fill hydraulic oil tank to correct level.
Renew oil in hydraulic tank with hydraulic oil of correct viscosity grade, refer - SPEC-
IFICATIONS.
Oil filter element blocked.
Faulty pressure relief valve.
Change filter element.
Have relief valve cleaned and pressure checked. Consult your Hayter dealer.
Overheating. | Check | cylinder to | bottom |
| blade | adjustment. | Reduce |
| workrate i.e. increase height | ||
| of cut or reduce forward | ||
| speed. |
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| Incorrect hydraulic oil grade, | ||
| refer - Problem ‘Hydraulic Oil | ||
| System Overheating’. |
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Leaks on suction hose. | Check | and tighten | fittings. |
| Replace hose if necessary. | ||
Cylinder "knocks" while | High spot on cylinder or bottom |
rotating. | blade due to contact with foreign |
| object. |
| Worn cylinder bearings. |
Remove high spot with a stone and backlap to restore cutting edges. Serious damage will necessitate regrinding.
Replace as necessary.
924916KG251004