24 25
5.0 – SERVICE TIPS
1. CASSETTE DIAGNOSTICS
If water is leaking at the drain from the cassette bay (un-
derside of autoclave),
then do the following:
• Inspect and clean cassette seal and cassette.
• Confirm that the cassette seal port holes are not dam-
aged and that they are properly aligned within the cas-
sette lid groove.
• Ensure that there is no debris or residue on outer edges
of cassette tray.
• Verify that outer edges of cassette tray are straight (not
nicked, dented, or damaged).
• Check the integrity of the hinge.
• Inspect and clean steam ports on probe bracket. If you
observe excess debris that is not easily removed or if the
steam ports appear to be worn or damaged, remove probe
bracket for proper evaluation. Replace probe bracket if
necessary. See pages 12 and 13 - Figures 2.10 A and B.
2. CHECK VALVE
A leaky check valve can cause moisture or steam to seep
inside the air compressor thus causing the compressor to
fail. The OEM recommends replacing the check valve and
safety valve on the steam genera
tor/boiler every two
years. The RPI tubing in the Check Valve Kit (RPI Part
#SCK011) is translucent - making it easy to see a leaky
check valve. For your convenience, RPI includes a new
Check Valve at no extra cost in the Air Compressor Kit (RPI
Part #SCK020). It’s the RPI Advantage!
3. CONDENSER WASTE BOTTLE
• If excessive steam is escaping through the vent holes in
the lid, verify that there is adequa
te water in the bottle
(must be filled to the minimum fill line).
• If an exhaust leak is detected at the fitting junction on
top of the lid, inspect and replace O-ring (RPI Part
#RPO343) on the Panel Mount Quick Disconnect Fitting
(RPI Part #RPF370).
• Inspect Tubing and replace if discolored or brittle (RPI
Part #RPT380). Also inspect the connection at the In-
Line Quick Disconnect Fitting (RPI Part #RPF371).
• When engaging the Quick Disconnect fittings, listen for
a “click” to ensure proper engagement & sealing.
• If steam is leaking from the Push-In Elbow Fitting (RPI
Part #RPF363) located at the rear of the autoclave, in-
spect the fitting and tubing connection.
Service Tip:
Re-
move the tubing from the fitting, cut off approximately
½” from the end of the tubing, then reinsert the tubing
into the fitting – that will usually remedy the problem.
IMPORTANT: The RPI Push-In Elbow Fitting will not
properly grip and retain the OEM’s Teflon® tubing. Only
use RPI’s Nylon® Tubing (RPI Part #RPT370) with the
RPI Push-In Elbow Fitting (RPI Part #RPF363).
• The Condenser Waste Bottle (RPI Part #SCK016) is a
major component in the exhaust path and must not be
allowed to fill up past the maximum line marked on the
bottle. The entire exhaust path (from the venturi plate in
the cassette through the solenoid valve to the waste bot-
tle) must be free of kinks, pinch points or any restriction
or blockages. These conditions can cause malfunctions
and create error codes to be displayed.
• See associated error codes: Cycle Fault 6, 7, 8, 10, 11, 15
(see pages 29 thru 31) and LCD messages “SERVICE
NEEDED” and “CHECK CASSETTE” (see page 34). Also
consult Troubleshooting tips “wraps/instruments remain
wet after drying” (see page 37).
4. GFI (GROUND FAULT INTERRUPTER)
If Ground Fault Interrupter trips when the STATIM is turned
on or plugged into an AC outlet, then check for:
A leaky
check valve (from the steam generator/boiler) which would
allow steam/water to enter the air compressor and could
create a short circuit (see Service Tip #2 Check Valve).
5. KEYPAD
• Verify that the keypad cable is properly seated in the
main PC board connector.
•
If an RPI Keypad (RPI Part #SCK015, SCK040 or SCK041)
has been installed, be sure the small label on the cable
that reads “THIS SIDE UP” is facing up and away from
the PC board (see page 4 - Figure 2.1 A and C).
• Replace keypad if necessary.
6. LEVELING
For proper operation (before servicing the autoclave), ver-
ify that the autocla
ve has been properly leveled. Note the
position of the bubble in the bull’s-eye Level (RPI Part
#SCL012) that is located on the top right of the autoclave.
A properly leveled autoclave would show the bubble in the
4 to 5 o’clock position. If leveling is improper, adjust the
feet until proper level is achieved.
7. STEAM GENERATOR/BOILER DIAGNOS-
TICS
For older units with an aluminum steam generator/boiler,
run a new cycl
e and view the LCD display. After comple-
tion of the "Pressurization Stage", The "Sterilization
Stage" should begin within 10 seconds. If it takes longer
than 10 seconds, the steam generator/boiler needs clean-
ing - see page 39 - Figure 9.2 "Cleaning the Steam
Generator/Boiler". For Calibration Procedure see page
40 - Figure 9.3.
8. CONTINUOUSLY RUNNING MAJOR
COMPONENT
If the air compressor, solenoid valve, pump or steam gen-
erator/boiler activates,
but does not turn off at its appro-
priate time, the main PC board is bad and must be
replaced. See pages 46 and 47 - Figure 9.8 "Electrical
Diagram".
9. TEMPERATURE ADAPTER BOARD UP-
GRADE (ALEX BOILER KIT)
(AVAILABLE FROM THE OEM):
This upgrade kit adds a third “verifica
tion” thermocouple
(which monitors the cassette exhaust temperature be-
tween the cassette and the solenoid valve).
This kit also in-
cludes an upgraded steam generator/boiler (also available
separately from the OEM), temperature adaptor board,
microprocessor kit and miscellaneous plumbing parts to
complete the upgrade. See page 33 - 6.0 Error Codes:
Cycle Fault 72 and 98
NOTES
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