33
TROUBLESHOOTING
Before troubleshooting, always turn off the machine and wait until all the moving parts have
stopped.
If the machine is connected to power supply, it must be disconnected!
Only qualified personnel are authorized to work on electrical equipment!
Detected error (failure)
Cause
Error (failure) troubleshooting procedure
The pressure gauge
fails to indicate
pressure
The pressure gauge is not
working
Replace the pressure gauge
The drive does not supply
power to the pump, the drive
clutch is damaged.
Replace the damaged part
Impurities in the pressure valve Loosen the valve, clean and tighten it
back
Hose is bent
Replace the hose
Low oil level in the tank
Add oil in the tank
Pump failure
Replace the pump
The circular saw is
sawing too quickly
Check the sawing pressure
Adjust the pressure in the sawing
cylinder
The sawing function is
not working
Check the machine cover
Close the machine cover
Check the unit and the valve
The valve is not working
The lift table is not
working
Check the hydraulic cylinder
Replace the hydraulic cylinder
The first drive roller
rotates in the opposite
direction
Check hydraulic hoses
Replace the connections as shown in
the diagram
Hydraulic oil is too hot
Not enough oil in the system
Check the oil level
Low oil quality
Check the oil quality, replace the oil
High environment temperature Install the cooler
The valve is blocked
Check the valve
Excessive power
consumption when
sawing
The saw blade is blunt
Sharpen the saw blade
The saw blade is loose
Check the safety nut on the drive shaft
The saw blade is smeared with
resin
Clean the resin with the resin remover
The machine is noisy
High engine revolutions
Reduce to optimum number of
revolutions
Not enough gear oil
Check the gear oil and add, if
necessary
The valve is blocked
Check the position of the valve
Wrong position or inadequate
lubrication of the cardan shaft
Check the position of the cardan shaft
or lubricate
The conveyor belt is
not running smoothly
or is not moving
Not enough oil in the system
Check the oil, add if necessary
Inadequate tension of the
conveyor belt
Adjust the tension of the conveyor belt
The conveyor belt is not
moving
Check the operation of hydraulic
engine
Jammed firewood
Stop the belt and remove the obstacle
Leaking of hydraulic
cylinder
The sealing cuff is worn
Replace the sealing cuff
The piston is damaged
Replace the cylinder
Any demanding interventions and repairs can only be carried out by qualified service personnel.
