Blastrac 1-7D, Operating Instructions Manual

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Repair work is not done by qualified Blastrac personnel

Changes, add on’s or conversions are undertaken without written permission of Blastrac BV
Screws, bolts etc. that have been removed must be replaced with those of the same quality, strength, material
and design.
Secure the maintenance area if necessary.
Prevent premature wear by keeping the machine as dust free as possible. Clean the machine for this reason
regularly with a vacuum cleaner.
Clean the machine every day with air and non-aggressive materials. Never use a high pressure water cleaner
to clean the machine.
6.1 Changing the liners

Loosen the press bolt of the top liner and remove the
cover.

Take the top liner(1) out.

Loosen the nuts of the side liners(2 & 3). Take them out
at the bottom of the housing.
To mount the liners, keep on the following sequence:

Place the side liners(2 & 3) inside the housing.
The sideliners may stick out the body for max. 1mm.
Tighten the nuts.

Place the top liner in the housing and make sure that the
top liner(1) sits close to the edges of the side liners(2 &
3).

Place the cover and tighten the bolts.

Tighten the pressure bolt of the top liner slightly and press
the top liner against the side liners(2 & 3).
6.2 Changing the tune-up kit
The tune-up kit consists of the blastwheel, the cage and a bolt.

Remove the feed spout

Remove the cage clamps

Remove the cage and blastwheel cover plate

Block the blastwheel and remove the central fixing bolt

Take the blastwheel out of the housing
Use a new central fixing bolt when mounting a new blastwheel

Place the blastwheel on the hub and tighten the central fixing bolt.

Fix the blastwheel cover plate with 3 nuts and clamping handle.

Insert the control cage in the center and clamp the cage with the control clamps so that the blastwheel
can rotate freely

Turn the blastwheel manually. It must rotate freely.

Place the feed spout between the abrasive valve and the cage.
6.3 Measures before a long standstill
Switch off the machine

Protect the electric motor from moisture, heat dust and shocks

Clean the machine and cover it with plastic foil.

Preserve bright parts of the machine and power pack with Tectyl 506, for example, or a
similar preservative.
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