CAT Armored Face Conveyor Impact roll crusher SB 0916 Hillsboro II Operation & Maintenance Manual

Page 47

EM020881-0 (EN-US)

Check the following points during the test run: Perform test run of approx. 0.5 hours at no load: Particularly check temperature of the bearings, running noises, leakages at bearing points, vibrations etc. Perform trial run under load: Increase load gradually up to rated load. While doing so, check drives for rises in temperature, running noise, vibration, and leakages. Check function of the safety devices. Check for uniform and equal current consumption of the electric motors. Check that the gearboxes run smoothly. Warning! In case of faults, inexplicable noises and movements shut-off the crusher plant immediately over the emergency-stop switch! After checking the test run can be continued. When no faults are founded during the test run respectively all founded faults are eliminated the crusher plant can be put into operation. Retighten screw connections

Because of setting of the screw connections respectively the components, screws can become loose. The following mentioned screw connections of the crusher plant must be retightened after a first operating time of approx. 50 hours. Pay attention to the respective torque. Drive connections at the crusher plant: - Gearbox - Connecting flange at the roll - Gearbox - Motor - Gearbox - Gearbox holder Crusher housing - inlet side Crusher housing - outlet side Face connections pan - stageloader Attachments at the substructure with pan

Select tightening torque

Take the torque of the respective screw connection from the corresponding spare part drawing. If the spare part drawing gives no other information, the torques of table "Tightening torques - Screws resp. nuts with metric coarse thread DIN13" in chapter 5 are valid.

Operation of the crusher plant General During normal operation please observe the following: Avoid to switch the crusher plant on and off without need. Feed the material at a fairly constant rate, if possible. Avoid overloading. Take care to ensure that the plant is serviced regularly.

Object-No.: 55279300000000

39 BI020000


Turn static files into dynamic content formats.

Create a flipbook
Issuu converts static files into: digital portfolios, online yearbooks, online catalogs, digital photo albums and more. Sign up and create your flipbook.