Operation
4990671000 February 2008
28
1)The cause of abnormal noise in the machine
can be a foreign object; remove the foreign ob-
ject without delay.
If the problem persists, please call our Service depart-
ment.
Safety valve blowing
•
Closed valves in pressure line
•
Pressure pipework blocked
•
Open valves
•
Remove blockage
Compressed air exits at shaft end and water leaks
•
Seal damaged
•
Replace shaft seal in end cover or have it repaired
Rubber smell (with Vee belt drive)
•
Vee belt slip due to lack of belt tension
•
High output pressure
•
Check belt tension, re-tension if necessary
•
Keep within rated pressure
Vee belts buckling
•
Lack of belt tension
•
Belt wear
•
Belt pulley out of alignment
•
Belt pulley wear
•
Check belt tension, retension if necessary
•
Install new Vee belts
•
Align pulley
•
Replace pulleys
Possible cause
Remedy
