Fein Grit GX75 Series, Instruction Manual, Page: 14 / 114

14
GX 75
EN
Fasten the undercarriage to the ground
with suitable anchor/screw connections.
The fastening must be suitable to withstand the
forces occurring during working.
Due to the danger of accidents, this work
must be carried out by persons that are
physically capable of lifting the high weight of the
machine.
Electrical connection.
The electrical connection, which is to be
provided by customer, must be carried out
by a qualified electrician.
Observe mains voltage: The mains voltage and
the frequency of the power source must agree
with the data on the type plate of the machine.
Before starting operation for the first time,
check the rotation direction of the motor. The
rotation direction may be changed only by a
qualified electrician.
Adjustments.
Before any work on the machine itself, pull
the power plug from the socket outlet.
Adjusting the incline (Figure 10)
➤ Loosen both clamping levers (1). Adjust the
machine to the required working height.
➤ Tighten both clamping levers (1) again.
Adjusting the grinding rest (10) (Figure 5).
➤
Loosen star-knob bolt (12) and adjust the
gap size to
2 mm (max.) .
➤
Tighten the star-knob bolt again.
Adjusting the face- grinding rest (20).
For face grinding applications, the face- grinding
rest (20) must be aligned parallel to the grinding
belt and must touch it over the complete sur-
face.
➤ Loosen screw (22) and fold the side
cover (23) down.
➤ Loosen screws (13) and align the face-grind-
ing rest (20). Tighten the screw (13) again.
➤ Shut the side cover (23) and tighten
screw (22) again.
Check the gap size at the stop (7).
(Figure 6)
Adjusting the belt tracking.
Switch the machine on only
briefly and check the belt track-
ing.
If the grinding belt moves left or
right, adjust the belt tracking
with the star-knob bolt (14) until centred.
If the belt tracking cannot be adjusted centred:
➤ Clean the drive wheel (21) and the contact
wheel (19) with compressed air.
➤ Check the drive wheel and the contact
wheel for wear, deformation and damage.
Have damaged components replaced with-
out delay!
Changing the grinding belt.
Before any work on the machine itself, pull
the power plug from the socket outlet.
➤ Loosen screw (22) and fold the side
cover (23) down. (Figure 4)
➤ Loosen star-knob bolt (12) and remove the
dust collector (11).
Push belt tension lever (5)
down to release the clamping
device.
➤ Remove the old grinding belt.
Before attaching the new grinding belt, observe
the information concerning the running direc-
tion on the inner side of the grinding belt! It
must correspond with the running direction of
the drive wheel.
➤ Place the grinding belt both around the drive
wheel (21) and around the contact
wheel (19).
Push the belt tension lever (5)
up again to tension the grinding
belt.
➤ Shut the side cover (23) and
tighten screw (22) again.
➤ Remount the dust collector (11) and check
the gap size at the grinding rest.
➤ Switch the machine on and adjust the belt
run.
GX75.book Seite 14 Freitag, 15. Juni 2007 9:43 09