8 - TROUBLES - CAUSES - CURES
SIR-52-P/F
EN
8 - Pag. 5 / 6
8.6
HYDRAULIC SYSTEM - PROBLEMS
ERROR CAUSE
CURE
Insufficient or non-existent
pump suction.
Clean the suction filter; make sure no
throttling or damage occured in the
suction line.
Pump sucks air from the
suction line.
Tighten the suction line unions.
Pump sucks air because the
tank oil level is too low.
Top up the oil
The working pressure is too
high.
Decrease the working pressure
Wrong type of oil.
Change it with a recommended oil
NOISY PUMPS
The pump is worn out.
Repair or replace the pump
Oil level is too low
Top up oil
Insufficient or non-existent
pump suction.
Clean the suction filter; make sure no
throttling or damage occured in the
suction line.
Pump sucks air from the
suction line
Tighten the suction line unions
Wrong type of oil
Change it with a recommended oil
SYSTEM PRESSURE MISSING
Failure of the pump.
Repair the pump
Oil level is too low
Top up oil.
Leakage in the suction line.
Tighten the unions.
Excessive resistance in the
suction line.
Clean the filter
AIR IN THE SYSTEM AND/OR
FOAM IN THE OIL
Wrong type of oil.
Change it with a recommended oil
Summary of Contents for SIR 52 P
Page 4: ......
Page 20: ...EN 2 TECHNICAL INFORMATION SIR 52 P F 2 Pag 12 16 2 6 TECHNICAL INFORMATION...
Page 50: ...EN 4 HANDLING AND INSTALLATION SIR 52 P F 4 Pag 22 22...
Page 126: ...EN 8 TROUBLES CAUSES CURES SIR 52 P F 8 Pag 6 6...
Page 130: ...EN 9 PART REPLACEMENT SIR 52 P F 9 Pag 4 4...
Page 136: ...EN 10 GUIDE CHANNELS BAR PUSHER REVOLVING TIPS SIR 52 P F 10 Pag 6 6...
Page 147: ...11 COLLETS SIR 52 P F EN 11 Pag 11 34...
Page 165: ...11 COLLETS SIR 52 P F EN 11 Pag 29 34...
Page 174: ...EN 12 LIST OF AFTER SALES CENTERS SIR 52 P F 12 Pag 4 4...