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5-5

Maintenance

Figure 5-2. Lifting Out the Stator.

Keep the stator level to prevent binding.

Figure 5-1. Prying Up the Stator

Figure 5-3. Stator O-Ring Positions

Figure 5-4. Reassembling the Stator and Pin

Brake Pin

Stator Screw

Brake
Spring Wire

Brake Spring
Tension Adjust

Stator

Stator Slot

Stator Screw

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Содержание Airfuge

Страница 1: ...AF IM 13 Instruction Manual Airfuge Air Driven Ultracentrifuge...

Страница 2: ...lter les documents joints Atenci n consulte los documentos adjuntos Attenzione consultare le informazioni allegate On power Ein Netzverbindung Marche mise sous tension Encendido Acceso sotto tensione...

Страница 3: ...on this instrument Electrical Safety To reduce the risk of electrical shock this instrument uses a three wire electrical cord and plug to connect this equipment to earth ground To preserve this safet...

Страница 4: ...not be used in this ultracentrifuge however unless all necessary safety precautions are taken Observe all cautionary information printed on the original solution containers prior to their use Handle...

Страница 5: ...AF IM 13 December 2007 Instruction Manual Airfuge Air Driven Ultracentrifuge 2007 Beckman Coulter Inc...

Страница 6: ......

Страница 7: ...cycling Label x SECTION 1 DESCRIPTION Functional Description 1 1 Safety Features 1 2 Controls and Indicators 1 2 Pressure Regulator Knob 1 2 Pressure Gauge 1 2 Run Light 1 2 Time Delay Knob 1 2 Brake...

Страница 8: ...Starting the Run 3 2 Ending the Run 3 4 SECTION 4 TROUBLESHOOTING SECTION 5 MAINTENANCE Instrument Care 5 1 General Maintenance 5 2 Cleaning 5 2 Instrument Interior and Exterior 5 3 Stator Assembly 5...

Страница 9: ...2 Aligning the Brake Pin in the Stator 2 5 Figure 2 3 Cold Room Set up 2 7 Figure 3 1 Worn and New Stator Pads 3 3 Figure 5 1 Prying Up the Stator 5 5 Figure 5 2 Lifting Out the Stator 5 5 Figure 5 3...

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Страница 11: ...maintenance We recommend that you read this entire manual especially the SAFETY NOTICE and all safety related infor mation before operating the ultracentrifuge or performing instrument maintenance Se...

Страница 12: ...r CONVENTIONS Certain symbols are used in this manual to call out safety related and other important information These international symbols may also be displayed on the ultracentrifuge and are reprod...

Страница 13: ...This equipment has been tested and found to comply with the limits for a Class A digital device pursuant to Part 15 of FCC Rules These limits are designed to provide reasonable protection against harm...

Страница 14: ...onic Equipment WEEE Directive of the European Union The presence of this marking on the product indicates 1 the device was put on the European market after August 13 2005 and 2 the device is not to be...

Страница 15: ...Rotor speed can be deter mined by conversion of the applied air pressure as displayed on the PRESSURE gauge to rpm 1 An available Digital Speed Readout Accessory 347592 which attaches to the top of th...

Страница 16: ...and turning to the right clockwise closes the door Turning the knob further brings up the air pressure and accelerates the rotor to speed PRESSURE GAUGE Operating air pressure is displayed on this ga...

Страница 17: ...w located on the back panel see Figure 1 4 may be necessary LEVITATION AIR SCREW When the timer reaches zero at the end of a run the driving air is turned off and levitation air supports the rotor dur...

Страница 18: ...igure 1 3 Cross section View of the Airfuge Figure 1 4 Rear View Instrument Door Protective Window Turbine Flutes Levitation Air Passage Brake Pin Electromagnet Stator Stator Pad Driving Air Passage B...

Страница 19: ...tor speed and the air jets that levitate the rotor during deceleration Levitation air operates automatically during deceleration STATOR PAD The black stator pad see Figure 1 5 rests on the channel of...

Страница 20: ...tes to a stop DOOR LATCH The door latch mechanism secures the door during centrifugation This prevents premature door opening which would result in damage to the rotor and stator pad FILTER A filter i...

Страница 21: ...g Air pressure Air pressure at ultracentrifuge for routine operation 30 psig 207 kPa Air pressure at filter for routine operation 42 psig 290 kPa Air pressure drop across filter 12 psig 83 kPa Maximum...

Страница 22: ...s at a tube angle of 30 degrees from the axis of rotation and is ideal for the efficient sedimentation of small sample volumes in a very short time Maximum operating speed is 92 000 rpm at 30 psig 207...

Страница 23: ...ance boundary while the ultracentrifuge is operating except to change operating controls if required Select a location away from heat producing laboratory equipment with sufficient ventilation to allo...

Страница 24: ...ower cord Never use a three to two wire plug adapter Never use a two wire extension cord or a two wire non grounding type of multiple outlet receptacle strip If there is any question about voltage hav...

Страница 25: ...he quick disconnect hose into the sleeve until they snap together see Figure 2 1 NOTE Do not install the filter upside down The filter bottom has a valve that distinguishes it from the top Escaping ai...

Страница 26: ...air source The air flow arrow must point toward the ultracentrifuge 3 Connect the quick disconnect hose to the fitting at the rear of the instrument Place a beaker or other container under the filter...

Страница 27: ...approximately 6 mm above the stator gently turn the pin so that it drops down to straddle the spring wire 3 Install the black ring shaped stator pad in the channel of the stator Figure 2 2 Aligning t...

Страница 28: ...rotor takes too long to stop the brake pin tension or levitation air needs adjusting See Section 5 for adjustment procedures COLD ROOM INSTALLATION If rotor temperatures below room temperature are req...

Страница 29: ...t will be a few degrees higher than the cold room temperature the rotor will typically be operating at approximately 8 to 10 C Figure 2 3 Cold Room Set up Compressor or Laboratory Air Supply Compresso...

Страница 30: ......

Страница 31: ...in systemic fungi further emphasize the need for aerosol protection Handle other infectious samples according to good labora tory procedures and methods to prevent spread of disease Because spills may...

Страница 32: ...Tubes should be symmetrically loaded in a fixed angle rotor rotor liners should be full and evenly seated in their rotor base NOTE If you are using an Airfuge with the digital speed readout accessory...

Страница 33: ...the dial past the 30 minute point then back to the required time ACR 90 rotor set the run time for 10 minutes to prevent significant evaporative loss 7 Secure the instrument door by turning the press...

Страница 34: ...run light goes out and the brake pin engages the rotor The rotor will stop about 1 to 3 minutes later depending on the rotor NOTE If the coasting time is too short 45 seconds or less check the time de...

Страница 35: ...malfunctions are described in Table 4 1 along with possible causes listed in the probable order of occurrence and corrective actions Perform the recommended corrective action in sequence as listed If...

Страница 36: ...runs erratically or makes unusual noise Stator pad damaged Replace the stator pad Dirty air jets Clean the stator assembly Missing or damaged rotor cap Check the rotor cap Rotor improperly loaded Che...

Страница 37: ...uit breaker tripped Reset the circuit breaker Time delay faulty Call Beckman Coulter Field Service Rotor crashes Stator pad worn Order Repair Kit 1 Missing rotor lid or cap Refer to the applicable rot...

Страница 38: ......

Страница 39: ...NSTRUMENT CARE NOTE It is your responsibility to decontaminate the instrument as well as any rotors and or accesso ries before requesting service by Beckman Coulter Field Service representatives WARNI...

Страница 40: ...ost its cushioning effect and will eventually cause rotor failure Replace a worn pad NOTE Proper deceleration of the rotor that is allowing the rotor to come to a complete stop before opening the door...

Страница 41: ...he rear of the instrument by pulling back the quick disconnect hose sleeve The hose may be discon nected while it is under pressure but be careful not to damage surrounding objects 2 Remove the stator...

Страница 42: ...tight 10 Place the stator pad on the channel of the stator 11 Reconnect the power cord 12 To reconnect the air supply pull back the spring loaded sleeve of the quick disconnect hose and push the slee...

Страница 43: ...eep the stator level to prevent binding Figure 5 1 Prying Up the Stator Figure 5 3 Stator O Ring Positions Figure 5 4 Reassembling the Stator and Pin Brake Pin Stator Screw Brake Spring Wire Brake Spr...

Страница 44: ...verage point for the stator tools 4 Gently push the wire to the center using a screwdriver blade If the wire is too far off center to be engaged by a tool or if it will not stay centered reposition it...

Страница 45: ...d clean it with alcohol then reinstall it 2 Turn the BRAKE TENSION screw see Figure 5 6 clockwise decrease as viewed from the instrument back until the brake pin drops to the stator surface 3 Turn the...

Страница 46: ...ill engage the braking system and hold the brake pin down for 2 minutes while you complete this adjustment 3 Place a rotor on the stator pad Be sure rotor caps or lids are properly installed The rotor...

Страница 47: ...f the 2 minute period the run light will go out and a clicking sound can be heard when the brake pin is released TIME DELAY PERIOD ADJUSTMENT The delay period between the time the timer reaches zero a...

Страница 48: ...eld Service to ensure that the decontamination method does not damage any part of the instrument or accessories STERILIZATION AND DISINFECTION Instrument surfaces are finished with vinyl paint the win...

Страница 49: ...742 2345 in the United States worldwide offices are listed on the back cover of this manual for information about ordering parts and supplies A partial list of supplies is given below for your conveni...

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Страница 51: ...ges prepaid and will be returned to Buyer with the trans portation charges collect unless the product is found to be defective in which case Beckman Coulter will pay all transpor tation charges CONDIT...

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Страница 56: ...Beckman Coulter Inc 250 S Kraemer Blvd Brea California 92821 Sales and Service 1 800 742 2345 Internet www beckmancoulter com 2009 Beckman Coulter Inc All rights reserved...

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