Tuttnauer 6671130, Operation & Maintenance Manual

Page: 93 / 143

MAN205-0195042EN Rev. A Aug. 2011
Page 87 of 137 pages
Symptoms
Possible causes check-ups and
tests
Corrections
6. Temperature rises
above the preset
sterilization value. 6.1 Steam pressure too high. 6.1 Check and set
correctly the
pressure switch of
the generator and
the pressure
reducer.
6.2 Steam valve leaks. 6.2 Fix or replace the
steam valve.
6.3 Control system trouble. 6.3 Replace control
boards.
7. Fast or slow exhaust
phases do not function;
chamber pressure
remains high or exhaust
takes too long. 7.1 The fast or slow exhaust
valves stuck or damaged. 7.1 Repair or replace
damaged valve.
7.2 Steam valve leaks. 7.2 Repair or replace
steam valve.
7.3 Control system trouble. 7.3 Replace control
boards.
8. Drying stage does
not work. 8.1 Trouble with the vacuum
system. 8.1 See par. 2 and 4.
8.2 Steam valve leaks. 8.2 Repair or replace
steam valve.
8.3 Control system trouble. 8.3 Replace control
boards.
9. The air inlet does not
work. 9.1 Air inlet valve clogged or
damaged. 9.1 Repair or replace
air valve.
9.2 Air filter clogged. 9.2 Replace air filter.
10. Unsatisfactory
results of sterilization
process. 10.1 Incomplete removal of air
pockets. 10.1 See trouble related
to vacuum system
par. 2 and 4.
10.2 Sterilization conditions
improper temperature or
pressure too low, ste. time
too short. 10.2 Set the correct
temp. and time
according to the
sort and quantity of
material.
10.3 Incorrect loading of
autoclave, air trapped in the
load. 10.3 See par. on
‗Preparation before
Sterilization‘.
11. Drying incomplete
packs remain wet. 11.1 Insufficient steam pressure
to jacket. 11.1 Set or fix the
pressure switch.
11.2 Insufficient vacuum. 11.2 See problems
related to vacuum
par. 2 and 4.
11.3 Steam trap does not
eliminate the condensate. 11.3 Clean or repair the
steam trap.
11.4 Incorrect loading of the
autoclave. 11.4 Reload the
autoclave
appropriately.