4. Push the V-belts with your tumb to examine the
tension. If you can push the V-belts a distance of
0.4-0.6 in./10–15 mm (A), the tension is correct.
5. If the V-belts tension is not sufficient, increase the
distance between the motor and the bearing.
6. Install the V-belt cover.
To replace the V-belt
WARNING:
belt cover when the power supply is
Problem
Too much vibra-
tion and/or unusual
noises.
Decreased or no per-
formance.
20
A
Only remove the V-
Troubleshooting
Cause
The blastwheel is worn or damaged.
Incorrect alignment of the blastwheel and
control cage.
There are loose screws and nuts.
Incorrect tension of the V-belt.
The motor is damaged.
The wheels are damaged.
The supply of abrasive to the blastwheel is
not sufficient.
The type of abrasive is incorrect for the sur-
face.
The abrasive has contamination.
The blastwheel or the control cage is worn or
damaged.
Too much abrasive hits the surface at the
start of the operation.
disconnected and the blastmotor has fully
stopped.
WARNING:
without the V-belt cover installed.
1. Remove the V-belt cover. Refer to
the V-belt tension on page 19 .
2. Reduce the distance between the blastmotor and the
bearing to release the tension of the V-belt.
3. Remove the old V-belt and install the new V-belt.
4. Increase the distance between the blastmotor and
the bearing to apply tension to the V-belt. Refer to
To do a check of the V-belt tension on page 19 .
5. Attach the V-belt cover.
Solution
Replace the parts that are worn or damaged.
Adjust the alignment of blastwheel and con-
trol cage.
Tighten all screws and nuts.
Do a check of the V-belt tension. Refer to
do a check of the V-belt tension on page 19 .
Replace the motor.
Replace the wheels.
Clean the separator tray and refill the abra-
sive separator with abrasive.
Do a check of the feed spout and the abra-
sive valve.
Replace the abrasive with correct abrasive
for the surface.
Do a check of the dust extractor and dust
extractor hose.
Replace the blastwheel and/or the control
cage.
Close the abrasive valve and stop the prod-
uct. Start the operation again and slowly
open the abrasive valve.
Do not operate the product
To do a check of
To
2043 - 001 - 07.02.2023