Pumps - SciCan
Contents
1. for reassembly If not replace with SciCan Part 01 104159S See Testing the Fluid O Tech Pump Diode for diode orientation Clip and remove the three cable ties 4 one at each end of the pump mounting bracket 5 and one holding the inlet tube 6 to the pump inlet fitting 7 Do not nick the tubing while cutting the cable ties Remove the rubber tube from the inlet fitting and clamp or stop the end of the tube securely Using a 3 8 inch wrench remove the compression nut 8 attached to the Teflon tube 9 from the inlet fitting 11 on the top of the steam generator 10 The pump assembly is secured to the base with the pump mounting bracket Pull the pump assembly out of the mounting bracket and away from the steam generator STAT M 1000 2000 2000S Cassette Autoclave Service Manual Pumps 96 104253 Rev 2 0 Pumps 1 2 3 7 6 diode plug screw Figure 3 diode plug pump cable ties mounting bracket pump inlet tube pump inlet tube fitting compression nut Teflon tubing steam generator inlet fitting SE OO NO OI ON O 4 STATIM 1000 2000 2000S Cassette Autoclave Service Manual CONFIDENTIAL 96 104253 Rev 2 0 Pumps a 0 A 0 CONFIDENTIAL Pumps Installing the Fluid O Tech Pump Assembly To install the pump assembly follow these steps See Figure 3 1 Slide the pump assembly inlet side of the pump away from the steam generator into the mounting bracket and snap it int2. 96 104253 Rev 2 0 Pumps Pumps STAT M units have been manufactured using two different pumps Before servicing you must first determine which of the two models of pump the unit contains See Figure 1 Make sure that there is sufficient steam process distilled water in the reservoir prior to testing STAT M pumps Fluid O Tech Pump The Fluid O Tech pump is a small rectangular pump with a diode plug attached to the top The pump rests on a vibration damping pad on the bottom of the chassis and is held in place with a wire bracket The pump is secured to the bracket by a cable tie at each end The black lead is attached to Controller Board J1 5 LINE and the white lead is attached to Controller Board J1 6 NEUTRAL SciCan Pump The SciCan pump has a similar footprint to the Fluid O Tech pump The diode is now integral to the pump The pump is mounted on two vibration damping rubber brackets Each bracket is secured to the chassis with two screws The black lead is attached to Controller Board J1 5 LINE and the white lead is attached to Controller Board J1 6 NEUTRAL Fluid O Tech Pump with SciCan Pump with terminal diode connector connectors Figure 1 Ee CONFIDENTIAL STATIM 1000 2000 2000S Cassette Autoclave Service Manual Pumps 96 104253 Rev 2 0 Pumps Testing Fluid O Tech or SciCan Pumps To test a pump follow these steps see Figure 2 1 2 3 4 5 1 steam generator inlet tube 2 stea
3. bber boot 4 from the diode plug Using a small screwdriver or similar instrument pry away the black cap 3 from the plug Test the diode using the diode test setting on a multimeter Figure 4 1 2 3 4 center screw diode plug black cap rubber boot 6 termination screw 4x diode black wire wo O 2 white wire termination detail top view housing not shown STAT M 1000 2000 2000S Cassette Autoclave Service Manual CONFIDENTIAL 96 104253 Rev 2 0 Pumps Pumps SciCan Pump Removal and Replacement Removing the SciCan Pump Assembly To remove the pump assembly follow these steps see Figure 5 1 Clip and remove the cable tie 1 holding the inlet tube 2 to the pump inlet fitting 3 Do not nick the tubing while cutting the cable tie Remove the rubber tube from the inlet fitting and clamp or stop the end of the tube securely 2 Usinga 3 8 inch wrench remove the compression nut 4 attached to the Teflon tube 5 from the inlet fitting 6 on the top of the steam generator 7 3 Disconnect the fast on terminal connectors 8 from the pump Observe the position of each terminal before removal 4 The pump assembly is secured to the chassis by rubber brackets 9 and four shoulder screws 10 Remove the four shoulder screws and retain for re assembly Remove the pump assembly from the chassis oh te AN 11 8 12 1 cable tie 7 steam generator 2 pump
4. e pump test bottle and reattach the cap Activate the pump using the control box and record the time it takes for the water level to reach the line marked MIN see Figure 7 14 STATIM 1000 2000 2000S Cassette Autoclave Service Manual CONFIDENTIAL 96 104253 Rev 2 0 Pumps Pumps 8 Ifthe water level reached the top of the line marked MIN in less than the minimum allotted time proceed to test the next smallest tube from the Replacement Tube Kit chart Follow steps 4 through 7 If flow requirements cannot be met using the smaller diameter tubes provided in the kit replace the pump 9 Ifthe water level in the pump test bottle was below the top of the MIN line after the maximum allotted time proceed to test the next largest tube from the replacement tube kit Follow steps 4 through 7 If flow requirements cannot be met using the larger diameter tubes provided in the kit replace the pump 10 Once atest proves successful disconnect the test bottle Using a 3 8 inch wrench connect the replacement tube to the top of the steam generator 11 Make sure there is sufficient steam process distilled water in the reservoir and activate the pump using the Control Box for 5 seconds to ensure that the pump is functioning and observe all affected fittings for leaks 12 Calibrate the steam generator thermocouple See Steam Generator Thermocouple Calibration 13 Ifthe pump is replaced a dielectric strength test Hi Pot anda prot
5. ective bonding impedance test ground continuity must be performed on the STAT M unit See Required Information and Tools 14 Runasterilization cycle and observe all fittings and tubes for leaks LCD read outs for messages indicating cycle status 15 Reinstall the cover See STATIM Cover Removal and Replacement 15 CONFIDENTIAL STATIM 1000 2000 2000S Cassette Autoclave Service Manual Pumps 96 104253 Rev 2 0 Document Change Record Document 96 104253 Title Pumps 04 0020 Updated chapter as per prEN13060 requirements January 16 2004 Initial Release November 24 1997 16 STATIM 1000 2000 2000S Cassette Autoclave Service Manual CONFIDENTIAL
6. ement Disregard the test instructions found on the pump tester A replacement tube kit contains 5 tubes each labelled to show the orifice diameter and flow direction If a suitable replacement tube is not found in the tube kit installa new pump Do not kink the Teflon tube To install and test the pump tube replacement follow these steps see Chart A Chart B Chart C and Figures 7 and 8 1 Power the unit OFF remove the cover and connect the Control Box See Required Information and Tools The Control Box Using a 3 8 inch wrench disconnect the Teflon steam generator inlet tube 1 from the top of the steam generator 2 Disconnect the other end from the pump outlet fitting 3 Record the orifice diameter if available and discard the tube Select the nominal size tube from the appropriate kit indicated in Replacement Tube Kits chart Connect the pump end of the tube to the pump outlet fitting A label on the tube indicates the tube orifice diameter An arrow on the label indicates the direction in which the tube must be installed The arrow must point towards the steam generator when installed Thread the other end of the replacement tube 4 to the fitting 5 on the pump test bottle 6 finger tight Do not cross thread the fittings Do not overtighten Power the unit ON and activate the pump using the control box for 2 seconds to purge air that may be trapped in the fittings Empty any water that may enter th
7. fitting To clean pump components that may have scale or mineral deposits soak the components in a mild solution suitable for removing scale or mineral deposits ie vinegar until the deposits have been dissolved Rinse with clean water To remove and clean the filters follow these steps see Figure 6 1 Drain the reservoir 1 Cut the cable tie 2 holding the pump inlet tube 3 to the pump inlet fitting 4 Disconnect the tube See Required Information Tools and Routine Maintenance Draining the Reservoir 2 Using a3 8 inch wrench disconnect the white Teflon tube 5 from the pump outlet fitting 6 Soak the tube until any deposits have been dissolved Rinse with clean water 3 Using a9 16 inch wrench on the pump inlet fitting 4 and a 9 16 inch wrench on the pump body inlet fitting 7 unscrew the inlet fitting 4 Thereis a mesh filter 8 inside the pump inlet fitting and a rubber seal 9 on the outside threaded end of the fitting From the threaded end of the fitting insert a blunt instrument and gently push the filter out If the filter does not come out soak the fitting until the deposits have been dissolved Rinse with clean water 5 Inspectthe filter and remove any debris If the filter is damaged replace the pump inlet fitting 4 If not soak the fitting until the deposits have been dissolved Rinse with clean water 6 Insert the filter and reassemble the inlet fitting to the pump body inlet fitting Ens
8. inlettube 8 _fast on terminal connectors 3 pump inlet fitting 9 rubber brackets 4 compression nut 10 shoulder screws 5 Teflon tube 11 white wire 6 _ inlet fitting 12 black wire Figure 5 7 CONFIDENTIAL STATIM 1000 2000 2000S Cassette Autoclave Service Manual Pumps 96 104253 Rev 2 0 Pumps Installing the SciCan Pump Assembly To install the pump assembly follow these steps see Figure 5 l Slide the pump assembly inlet side of the pump away from the steam generator onto the chassis Position the rubber brackets 9 so that the mounting holes align with the threaded holes in the chassis Secure the four shoulder screws 10 using Locktite Threadlock Perma lock compound LM113 or equivalent Do not kink the Teflon tube Push the open end of the rubber pump inlet tube 2 extending from the water reservoir on to the pump inlet fitting 3 as far as it will go Secure the tube to the fitting using a cable tie 1 Thread the compression nut 4 on the Teflon TM tube 5 to the inlet fitting 6 on top of the steam generator 7 finger tight Tighten this nut using a 3 8 inch wrench Do not overtighten Connect the fast on terminal connectors 8 to the pump The white wire 11 is connected to the pump body the black wire 12 to the thermal fuse A dielectric strength test Hi Pot and a protective bonding impedance test ground continuity must be performed on the STAT M unit See STATIM Required Inf
9. itting LT replacement tube IO example top of label ey a coer oo Refer to m Service Manual tz MIN line for Instructions on how to use this device z Figure 7 11 nnn CONFIDENTIAL STATIM 1000 2000 2000S Cassette Autoclave Service Manual Pumps 96 104253 Rev 2 0 Pumps steam generator inlet tube steam generator pump outlet fitting replacement tube fitting pump test bottle pump test bottle OuProNn 3 Figure 8 Replacement Tube Kits Chart A STAT M information in this chart applies to STATIM STATIM 1000 STATIM 2000 units Nominal Tubing Tubing Range 0 0270 0 0290 0 0250 0 0255 0 0275 0 0235 01 104313S 0 0245 0 0265 0 0225 01 104314S 12 STATIM 1000 2000 2000S Cassette Autoclave Service Manual CONFIDENTIAL 96 104253 Rev 2 0 Pumps Pumps Pump Test Parameters Chart B information in this chart applies to STAT M 1000 2000 units Pump Type Unit Voltage Rating a 100 V60Hz 110 V60Hz 230V 50 Hz Note ma min numbers represent time in seconds required to fill the bottle to e line Pump Test Parameters Chart C information in this chart applies to STATIM 2000S units with Stainless Steel Steam Generator Fis sa Note max min numbers represent time in seconds required to fill the bottle to the MIN line 13 CONFIDENTIAL STATIM 1000 2000 2000S Cassette Autoclave Service Manual Pumps 96 104253 Rev 2 0 Pumps Pump Tube Replac
10. m generator 3 pump tester Disconnect the Teflon steam generator inlet tube 1 from the top of the steam generator 2 using a 3 8 inch wrench Connect the disconnected end of the steam generator inlet tube to the pump tester 3 Do not cross thread the fittings Do not overtighten Activate the pump for 2 seconds to purge any air that is trapped in the fittings Empty any water that enters the pump tester Recap the pump test bottle The pump tester MUST be empty before starting the pump test Be prepared to record the time it takes for the water level displayed on the pump tester to reach the top of the line marked MIN see Figure 7 Activate the pump using the Control Box If the water level reaches the top of the line marked MIN within the time allotted in Pump Test Parameters the pump is good Ifthe water level reaches the top of the line marked MIN in less than that time or if the water level does not reach the top of the line marked MIN within the allotted time follow pump recovery repair procedures Figure 2 STATIM 1000 2000 2000S Cassette Autoclave Service Manual CONFIDENTIAL 96 104253 Rev 2 0 Pumps CONFIDENTIAL Pumps Fluid O Tech Pump Removal and Replacement Removing the Fluid O Tech Pump Assembly To remove the Fluid O Tech pump follow these steps see Figure 3 1 Remove the diode plug screw 1 and diode plug 2 from the top surface of the pump 3 If the diode is functioning retain
11. o place Do not kink the teflon tube 9 Push the open end of the rubber inlet tube 6 extending from the water reservoir on to the pump inlet fitting 7 as far as it will go Secure the tube to the fitting using a cable tie 4 Attach the compression nut 8 on the Teflon tube to the inlet fitting 11 on top of the steam generator 10 finger tight Tighten this nut using a 3 8 inch wrench Do not overtighten Re attach the diode plug 2 using the diode plug screw 1 A dielectric strength test Hi Pot and a protective bonding impedance test ground continuity must be performed on the Statim unit See Required Information Tools and Routine Maintenance Make sure there is sufficient steam process distilled water in the reservoir and activate the pump using the Control Box for 5 seconds to ensure that the pump is functioning Fasten one cable tie to each end of the pump mounting bracket Run a sterilization cycle and observe all fittings and tubes for leaks Check LCD read outs for messages indicating cycle status Reinstall the cover See STATIM Cover Removal and Replacement STATIM 1000 2000 2000S Cassette Autoclave Service Manual Pumps 96 104253 Rev 2 0 Pumps Testing the Fluid O Tech Pump Diode To test the pump diode follow these steps see Figure 4 1 Remove the center screw 1 from the diode plug 2 and retain for reassembly Detach the diode plug from the pump body Remove the ru
12. ormation Tools and Routine Maintenance Make sure there is sufficient steam process distilled water in the reservoir and activate the pump using the Control Box for 5 seconds to ensure that the pump is functioning Run a sterilization cycle and observe all fittings and tubes for leaks Check LCD read outs for messages indicating cycle status Reinstall the cover See STATIM Cover Removal and Replacement i STATIM 1000 2000 2000S Cassette Autoclave Service Manual CONFIDENTIAL 96 104253 Rev 2 0 Pumps Pumps reservoir cable tie pump inlet tube pump inlet fitting TeflonTM tube right angle pump outlet fitting pump body fitting mesh filter integral to item 4 rubber seal integral to item 4 pump pump body outlet fitting obscured steam generator insert with mesh filter integral to item 6 OONOODOABRWDND _ t om 6 11 Figure 6 CONFIDENTIAL STATIM 1000 2000 2000S Cassette Autoclave Service Manual Pumps 96 104253 Rev 2 0 Pumps Water Pump Recovery Repair Procedure A pump assembly may become defective due to foreign material caught inside the assembly blockage of an orifice or mechanical wear of internal parts Before replacing a pump that is performing poorly attempt to recover the unit by cleaning the filter s and or resizing the pump tube Pump Filter Cleaning The inlet fitting of the pump contains a mesh filter Most SciCan pumps also have a filter in the outlet
13. ure that the rubber seal is in place Tighten the fitting finger tight and using a 9 16 inch wrench tighten one half turn 10 nn ___ et STATIM 1000 2000 2000S Cassette Autoclave Service Manual CONFIDENTIAL 96 104253 Rev 2 0 Pumps Pumps 7 Using a 7 16 inch wrench disconnect the right angle fitting 6 while holding the pump body outlet fitting 11 with a 9 16 inch wrench and clean the threads of any debris Note the orientation of the fitting relative to the steam generator 12 8 Thereis an insert 13 containing a fine mesh filter in the end of the right angle fitting Soak the fitting and filter in a mild solution suitable for removing scale or mineral deposits ie vinegar Rinse thoroughly with clean water 9 If the filter is damaged replace the outlet fitting 6 When the components are clean apply a small amount of Teflon tape or pipe thread compound and reassemble the right angle fitting to the pump body outlet fitting Tighten the fitting finger tight and using a 7 16 inch wrench tighten one half turn Ensure that the Teflon tube will reach the top of the steam generator Do not kink the Teflon tube 10 Runasterilization cycle and observe all fittings and tubes for leaks Check LCD read outs for messages indicating cycle status direction of flow nee tubing orifice diameter 4 to pump X outlet f
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