38 Functional check
Every 3 months
• Check the charge level of the power pack by
switching on ACCUVAC Basic and reading the
voltage indicator. If the top LED of the voltage
indicator does not light up, the power pack
should be recharged (see “5.4 Charging
ACCUVAC Basic” on page 26).
At least every 6 months
• Perform a functional check (see “7.2 Performing
the leak check” on page 38).
• Make a visual inspection of the muffler for clog-
ging. If it is clogged, fit a new muffler (see “8.3
Changing the muffler” on page 46).
After all repairs
• Clean, disinfect and/or sterilize the unit and its
parts (see “6. Hygienic preparation” on
page 30);
• Perform a functional check (see “7.2 Performing
the leak check” on page 38).
7.2 Performing the leak check
Condition: the tubes on the disposable collection
canister system are connected correctly (in the case
of the disposable collection canister).
1. Check the following:
– tubes, collection canister, secretion cover
and filter cover (reusable collection canisters)
– tube and individual parts (disposable
collection canisters).
2. Check that the following connections are tight
and correct:
– tube connections, secretion cover and rein-