Dimas PP 455E Mode D'emploi page 28

Work procedure for wall sawing
Cause (3)
The motor temperature sensor is too high.
Action (3)
Press OK to acknowledge the error message.
If after all it is necessary to turn off the engine, the error
message must still be acknowledged by first pressing OK.
The display shows: COOLING. The hydraulic valves for
blade and trolley motion are turned off. The blade motion
can also be restarted.
When the motor temperature sensor drops below the limit
level the display shows: MOTOR COOLED PRESS OK.
If the motor frequently overheats you should call the
service personnel.
Error message (4)
"Oil temp. high Check water to the hydraulic unit"
Cause (4)
Failure to cool the hydraulic oil.
Action (4)
When the error message is shown, the electric motor is
turned off. Press OK to acknowledge the error message.
Check that the water coolant is connected to the hydraulic
unit and that the water runs to the blade when you turn the
knob for blade rotation.
Error message (5)
"Pressure sensor not working"
Cause (5)
The pressure sensor for measuring the hydraulic pressure
to the blade rotation is not working.
Action (5)
Press OK to acknowledge the error message. If the error
message is shown repeatedly, replace the pressure
sensor.
Error message (6)
"High hydr pressure check unit"
Cause (6)
The blade has jammed, which causes a high hydraulic
pressure.
Action (6)
Press OK to acknowledge the error message. If the error
message is shown frequently, you should call the service
personnel.
28 - English
Error message (7)
"No contact Check the CAN cable"
Cause (7)
The CAN cable, or its connector is damaged, which
results in the hydraulic unit not being possible to control
via the remote control.
Action (7)
Press OK to acknowledge the error message. Check the
cable and connector and replace if damaged. Contact the
service personnel if the fault remains.
Error message (8) - applies to units equipped with a
radio system
"No radio contact"
Cause (8)
The radio contact between the hydraulic unit and remote
control is not working.
Action (8)
Several actions may be necessary to rectify the fault:
• Ensure (via the operations menu - settings - radio id)
that the identity number is greater than 0.
• Make sure that the hydraulic unit has been started.
• Move closer to the hydraulic unit to prevent long
distances or reinforced walls.
Restart the remote control. Contact the service personnel
if the fault remains.
Operator's Manual PP 455E