FIGURE 9.2 - CLEANING THE STEAM GENERATOR/BOILERFIGURE 9.1 - STEAM GENERATOR/BOILER
38 39
9.0 – REFERENCE BLOCKS
• To check the thermal fuse continuity, disconnect fuse
assembly at main PC board J1-3. Measure resistance
of thermal fuse assembly. An “open” reading signifies
the fuse is bad and must be replaced. Reconnect wire
at main PC board J1-3. IMPORTANT NOTE: To avoid
damaging the new thermal fuse assembly try to iden-
tify the cause of the failure. There are a number of
causes for thermal fuse failure which include a weak
water pump, steam leaks, faulty thermocouple, and/or
malfunctioning steam generator/boiler (which may re-
quire cleaning or calibration).
9.0 – REFERENCE BLOCKS
(continued)
For later models only: Calibrate the steam generator/
boiler – see page 40, Figure 9.3 – Steam Generator/
Boiler Calibration Procedure. IMPORTANT NOTE: The
later STATIM models have a built-in water quality sen-
sor. Do not try to clean the later STATIM’s steam gen-
erator/boiler. If you use a lesser quality water, the LCD
on the later STATIM will display “Water Quality is not
Acceptable” or “Distilled H20 only.” The sensor detects
unacceptable dissolved solids over the limits in the
water. Verify water quality, See page 14, 2.11 - Water
Quality Tester.
For earlier models only: The steam generator/boiler
may be contaminated by mineral deposits, calcium,
etc., that have accumulated over time. These deposits
are caused by using low quality water. Verify water
quality, See page 14, 2.11 - Water Quality Tester.
The cleaning steps below apply to the STATIM 2000,
Model 101102 only (with serial number that ends with
an "A"), without a water quality sensor.
STEP #1 - Allow the steam generator/boiler to cool
down, then remove the safety valve from the top of the
steam generator/boiler, See page 38, Figure 9.1.
STEP #2 - Measure ~1 oz. of CLR
®
cleaner and pour it
into the steam generator. Clean up any spills or drips
from the steam generator/boiler immediately.
STEP #3 - Reinstall the safety valve into the steam
generator/boiler (use a thread sealer on the threads of
the safety valve).
STEP #4 - Now start an "Unwrapped Cycle". As soon
as you hear the pump begin running, quit the cycle by
pressing the Stop button. This step is to add water to
the steam generator/boiler and warm up the solution
inside the steam generator/boiler. Let the cleaner go to
work for about 15 minutes.
STEP #5 - Using the RPI Start Switch (RPI Part
#SCS021). Connect the smart switch to pin #'s 16 and
18 on the 20 pin connector (P1) on the main PC board.
See page 5, Figure 2.2.
STEP #6 - Be sure the water reservoir is full and the
condenser waste bottle is at its minimum fill level.
Select a new “unwrapped cycle” then press and lock
the RPI Start Switch (RPI Part #SCS021). This will man-
ually run the pump. Continue running the pump for ~3
minutes (to purge/flush all debris from the steam gen-
erator/boiler).
STEP #7 - Remove the start switch, drain the con-
denser waste bottle, refill the reservoir, and thoroughly
clean the cassette (removing debris purged/flushed
from steam generator/boiler cleaning). Run a new “un-
wrapped cycle” and view the LCD display. After com-
pletion of the "Pressurization Stage", The "Sterilization
Stage" should begin within 10 seconds. If it takes
longer than 10 seconds, repeat the cleaning procedure.
NOTE: If cleaning the steam generator/boiler repeat-
edly does not eliminate the problem, replace the steam
generator/boiler.
Tubing (only) (Translucent)
(RPI Part #RPT373)
If moisture or steam is present
in this tube, replace Check Valve
Add CLR
®
here when cleaning
steam generator/boiler.
See page 39, Figure 9.2
Steam Generator/Boiler
Thermocouple
DATA CHART
• Steam Generator/Boiler Heater: ~11 Ω (J1-3 & J1-4)
• Thermocouple: ~10 Ω @ Room Temp. (J6 Boiler)
Double Thermal
Fuse Assembly
(RPI Part #SCF006)
Screw (#6-32 x 1/4)
(RPI Part #ADS054)
Safety Valve (70 PSI) (RPI Part #SCV004)
OEM recommends replacing the Check
Valve and Safety Valve every two years
Check Valve Kit
(RPI Part #SCK011)
Screw (#8-32 x 1/2-SEMS)
(RPI Part #RPH817)
3 places
Steam Generator/Boiler
To Air Compressor
To Steam Injection Port
on Probe Bracket
To Main PC Board J1-4
To Metering Tube on Pump
To Main PC Board J1-3
• To check steam generator/boiler heater, disconnect
fuse assembly at main PC board J1-3. Measure re-
sistance between the two steam generator/boiler
terminals, resistance should read 11 Ω. If not, re-
place boiler. Reconnect wire at main PC board J1-3.
• Check line voltage at main PC board J1-3 and J1-4
during warm up cycle. If reading is correct, verify
voltage at steam generator/boiler terminals.
• Steam generator/boiler thermocouple should read ~
10 Ω at main PC board screw terminals (J6 Boiler).
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