Extec C-12 CRUSHER - Troubleshooting Guide - Conveyors and Support; Conveyor Belt Jamming and Pressure Tests; Contacting Extec Service Department

C-12 CRUSHER
TROUBLE SHOOTING GUIDE cont.
IF ANY PROBLEM PERSISTS AFTER CARRYING OUT THE RECOMMENDED SOLUTION, OR A
PROBLEM ARISES THAT IS NOT ON THIS LIST, CONTACT EXTEC SERVICE DEPARTMENT
FOR FURTHER ASSISTANCE. ADJUSTING PRESSURE SETTINGS OR REFILLING
HYDRAULIC OIL ON THE MACHINE SHOULD ONLY BE DONE BY TRAINED
EXTEC SERVICE ENGINEERS.
Main/Side/Magnet
Conveyor belts jammed.
1:- Using jacking legs, lift machine off
ground.
Test points are on manifold block on side
of valve plate.
Check pressure at test points shown to check Feeder, Magnet, Side
conveyor & Main conveyor using a 0 - 250 bar pressure gauge.
Pressure readings when running empty should be:-
i) Feeder - Cold start = 100 bar - this should drop to 50 bar
when warm.
ii) Magnet - 30 bar
iii) Side conveyor - 30 bar
iv) Main conveyor - 50 bar
Check belt tension.
Check that there is no build-up of material underneath machine.
Clean under machine as shown in following photographs - if
necessary.
2:- Ensure that locking pins and
R-clips are fitted BEFORE cleaning
below machine
PROBLEM SOLUTION
Side con.
main con.
feeder
magnet
Auxiliary
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