5 Troubleshooting
EN Floor grinding machine FGE 530
11
5 Troubleshooting
Only suitably knowledgeable, qualified profes
sional technicians may perform repairs on the
machine.
Malfunction
Cause
Rectification
Machine will not start.
The voltage supply has not been pro
perly connected.
Join the connecting cable (extension
cable) with a proper power socket
and plug the connecting cable's plug
into the power plug [4, Fig. A].
Connecting cable is defective.
Replace connecting cable.
Safety switch is defective.
Replace safety switch.
The safety cap is not properly enga
ged [14, Fig. B].
If necessary, press the safety cap on
the safety switch until it snaps in.
EMERGENCY STOP button is pres
sed.
1.
Determine the cause for the
emergency stop and rectify if ne
cessary.
2.
Turn the rotary switch
FWD/0/REV [16, Fig. B] to 0.
3.
Unlock the EMERGENCY STOP
button afterwards.
When using an extraction, the
suction housing sucks itself to
the floor.
There is not adequate clearance bet
ween the dust cover and the surface
to be ground.
Correct the clearance between the
dust cover and the surface to be
ground
(
!
Chapter 3.1 ‐ page 7).
Grinding pattern is uneven.
Tools are loose.
Fasten tools.
Tools are damaged or worn.
Replace tools.
Machine shuts down by itself. Machine is overloaded.
The drive overload protection (MOP)
has triggered.
1.
Press RESET button
[12, Fig. B].
2.
Put the machine into operation
(
!
Chapter 3.1 ‐ page 7).
3.
If necessary, reduce the speed
with the
SPEED regulator
[13, Fig. B].
Connecting cable (extension cable) is
too long.
The minimum diameter and the maxi
mum length of the connection line
(extension cable)
!
Chapter 7
Faulty power supply.
Check the connecting cable (exten
sion cable) and replace if necessary.
Use a different power socket if neces
sary.
