Instruction, use and maintenance manual
Pag. 29/39
BMR 20-20H-30 Planetary Mixer
15. Troubleshooting
15.1. Machine lock-up and necessary solutions
Operating anomalies
Possible causes
Repairs
Turning the master switch into
position, the indicator light does not
come on.
Plug not inserted properly, or its
wires are detached
Check the connection
Pressing the ASCENT button, the
machine does not start.
1) The mobile guards are not
closed properly.
2) Safety micro-switch faults.
3) The machine is not properly
levelled and, as a result, the bowl
presence sensor is not active.
1) Put the guards back to their
correct positions.
2) Replace the micro-switch.
3) Adjust the machine feet.
Continuous noise
1) Check chain and bearing
efficiency.
2) Check whether these is oil in the
hydraulic control unit
1) Replace the bearings or grease
the chains.
2) Use Agip OSO46 hydraulic oil or
one with the same features
Intermittent noise
Lack of grease to the transmission
(gears)
Grease via the nipples or manually
Speed change lever is difficult to
move.
1) Lack of lubricant on sliding poles.
1) Grease as shown in the
lubrication diagram drawing.
Speed does not change when the
speed lever is moved.
1) Variable pulley locked up.
2) Belt worn.
3) Drive sprocket worn
1) Check whether there is a
mechanical impediment preventing
normal pulley stroke.
2) Replace the belt.
3) Replace the sprocket.
The tool does not revolve normally
on the tool carrier shaft.
Drive pin broken
Replace the pin.
