PROMARKS TC-420, Operation Manual

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6. MAINTENANCE
6.1 DAILY MACHINE CLEANING
The TC-420 double chamber vacuum packaging machine should be cleaned every day. Use
special care to clean seal bar and seal back-up strip. We recommend cleaning by hand with a
mild detergent. Do not directly hose down machine.
6.2 VACUUM PUMP MAINTENANCE
Consult pump operation manual (provided with the machine).
6.3 REBUILDING SEALING BAR
Remove seal bar units from vacuum lid.
Loosen round head screw from the side of the sealing bar and take the stainless steel
clamp off.
Pull off Teflon tape strip and discard. Using a normal hex key wrenches, loosen the
screw at each end of sealing bar.
The sealing wire can now be removed and discarded. Clean the Teflon tape adhesive
from the bars using an acetone cleaner or equivalent. (Fig.A)