Comet VR 10 Notice Technique page 20

CAUTION
• Carry out the stop operations as recommended by the Manufacturer of the machine on which the control unit
is installed.
No part will be running and no pipe will contain liquid under pressure.
Always remember to disconnect the power supply, if any.
Comply with the instructions below.
MAINTENANCE SChEDULE
After each use.
Every 50 hours.
(*)
The check must be carried out more frequently if the control unit is running in the presence of heavy vibrations (tracked
tractors, explosion engines, etc.).
WARNING
• During operation, the control unit must not show any clear fluid leakage.
If this happens, have the unit checked by a Specialised Technician.
• Avoid using thinners or solvents when cleaning the control unit.
CAUTION
• The extraordinary maintenance job must be carried out by a Specialised Technician only.
Comply with the instructions below.
MAINTENANCE SChEDULE
Every 300 hours.
At the end of each season or once a year.
(*)
The check must be carried out more frequently if liquids are used with suspension of abrasive particles.
(**)
If particularly aggressive chemical products are used, we recommend replacing the diaphragm regardless of its condition.
(***)
The check must be carried out more frequently if the control unit operates in the presence of strong vibrations (tracked
tractors, explosion engines, etc.).
WARNING
• The data shown in the table are given as an indication only. More frequent jobs may be required in case
of particularly heavy job.
20
MAINTENANCE
ROUTINE MAINTENANCE
Carry out a cleaning cycle, by pouring clean water inside the control unit.
Check that all hooks (11) on the control unit are correctly fitted. Pay special
attention to those control units which are fastened to the pump or the remote
distance kit by means of a hook.
Oil or grease the rotating or sliding parts.
Check that the control unit is fastened to the casing of the machine on which
it is installed..
If the fastening is loose, refrain from using the machine and apply a
Specialised Technician
EXTRAORDINARY MAINTENANCE
Check the unloader valve
Check and possibly replace the internal diaphragm
Check screw tightening
OPERATION
(*)
.
OPERATION
(*)
(***)
.
(**).