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RKF 130
Troubleshooting and repair
Page 122 of 128
Version 1.1
6.1.2
Portioning piston
Error:
Cause:
Error removal:
Piston does not
rotate
No hydraulic pressure:
-
No hydraulic oil
-
Proportional valve
defective
-
Hydraulic pressure too low
-
Electronic defect
Check oil status, refill if required
Renew proportional valve
Test hydraulic pressure
Renew electronics
6.1.3
Electrical service part
Error:
Cause:
Error removal:
Filling process cannot
be started
Rotating piston and
roasting cylinder not
operating
Check toggle lever switch, change
toggle lever if required, change CPU
components
Touch screen does
not move high
Main power supply broken Check main fuse
Check main switch
Check power connection
Motor protection has
triggered
Motor protection or motor
defective
Check fuses and phases, renew motor
if required
Touch screen cannot
be pressed
Touch screen is dirty or
defective
Clean touch screen and renew if
required
Fan not running
No voltage on the fan or
fan motor is defective
Check voltage on the fan motor, renew
fan if required