Part 3 SES 2000 Vac (LS3) AUTOCLAVE
Page 20 of 53 ST-SM45g
PART 3 MAINTENANCE
Fault Possible Cause Remedy
(12) Temperature differs from (a) Recalibration required. (a) Recalibrate (para.57 onwards).
measured value and display
shows ‘Err 6, 7, 8, or 9’. (b) Chamber temperature (b) Check sensor fitted
sensor fault. correctly, or fit new
sensor (para.14) and
recalibrate (para.57 onwards).
(13) No discharge of steam/water (a) Discharge valve fault. (a) Test valve, using ‘Engineering
at end of cycle. Mode’(para.40). Replace if
faulty (para.15).
(b) Wiring fault. (b) Check connections to
discharge valve.
(c) Blockage in discharge (c) Strip pipework and clean.
line.
(d) Control board fault. (d) Replace control board
(para.9).
(e) Discharge line (e) Clean or replace filter
filter blocked. (para.24).
(14) Cycle time much longer (a) Low mains voltage. (a) Check supply to autoclave.
than usual. (b) Autoclave overloaded. (b) Avoid overloading (see Tray
loading in Technical Data
section)
(c) Slow discharge at end (c) See Fault (13) (c) and (e).
of cycle.
(d) Faulty vacuum pump. (d) Repair or fit new vacuum
pump (para.20).
(e) Leak in pressure system. (e) Check and repair.
(15) Unusual display when (a) Control board failed to (a) Switch-off power, wait for
first switching on power. re-set properly. approx. 5 seconds and switch
on again.
(b) Control board fault. (b) Fit new control board
(para.9).
(16) Display shows (a) Temporary mains (a) Check local supply conditions.
‘POWER FAILURE’. failure during cycle.
(b) Check supply plug wiring and
power cable for breaks.
(c) Carry out error cancellation
(para.53) then remove load
from chamber. Ensure load is
conditioned (dry) before
restarting appropriate cycle.
Continued
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