SUPERHUMMEL
01.11.2011
ENGLISH
7.1.1 DISMANTLING AND CLEANING OF DRIVE UNIT
The drive unit should be removed and cleaned at least once a
week if the machine is used every day.
The drive unit is removed using the following procedure:
1
Lift the sanding drum off the floor by turning the lowering
lever at the handle upwards (Fig. 12).
2
Switch off the machine and pull the power plug out of
the socket!
3
Remove the belt guard.
4
Remove the side cover.
5
Pull the operating lever of the drive unit upwards (Fig. 7)
and take out the sanding belt.
6
Remove the operating lever by unscrewing (Fig. 35).
7
Hold the drive unit and remove the three fixing screws of
the drive unit (hexagonal socket screw wrench size 6 mm;
Fig. 36).
8
Remove the drive unit and clean it.
Never use chemical
cleaner!
ATTENTION!
•
The two guide rollers at the drive unit must be rotat-
able easily (Fig. 37)! Otherwise they must be replaced
without fail (part number in
Section 11, Spare parts
)!
•
Not rotatable guide rollers provoke sparking during
sanding (FIRE DANGER)!
9
Reassemble in reverse order.
10
After mounting the drive unit, check the belt tracking and
set if required (
Section 7.3, Checking and setting the
sanding belt tracking
)!
MAINTENANCE WORK AND REPLACEMENT OF WEARING PARTS
7
Fig. 35
Unscrew the operating lever of the drive unit.
Similar to figure.
Fig. 36
Release and remove the three fixing screws of
the drive unit.
Similar to figure.
Fig. 37
The two guide rollers must be rotatable easily!
Otherwise they must be replaced!
Similar to figure.
68
Summary of Contents for Superhummel
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