Страница 1: ...Vacuum Process Measuring and LEYBOLD Vacuum Technology Engineering Analytical Technology LEYBOLD VACUUM PRODUCTS INC Part Number 722 78 001 Edition L TRIVAC Dual Stage Rotary Vane Pump MANUAL ...
Страница 2: ...n the manner prescribed The sole purpose of the exclusive remedy shall be to provide Buyer with free repair and or replacement in the manner and for the time period provided herein The entire agreement between the parties is embodied in this writing which constitutes the final expression of the parties and it is the complete and exclusive statement of the terms of the agreement No other warranties...
Страница 3: ...ition ex cessive backpressure can result in hazardous process gas or contaminated oil leaking out of the pump Don t install an exhaust line with a smaller 10 than the exhaust port or allow restrictions or deposit buildup in the exhaust line If you are purging the oil caSing with inert gas limit the inert gas flow to avoid exceeding the 7 psig limit Hazardous process gases can concentrate in the va...
Страница 4: ... up 10 4 1 1 Checking the Direction of Rotation 10 4 1 2 Using the Gas Ballast Valve During Pump Warm up 10 4 2 Operation _ 11 4 3 Preventative Maintenance 11 4 3 1 Checking the Lubricating Fluid Level 11 4 3 2 Changing the Lubricating Fluid 12 4 3 3 Checking the Lubricating Fluid for Contamination 13 4 3 4 Long Term Storage 13 4 3 5 Checking the Dirt Trap 13 4 3 6 Avoiding Oil Leaks During Shippi...
Страница 5: ...odule D2A Pump Model Shown 20 Rear End of Module Minus the Disk D2A Pump Model Shown 20 High Vacuum Stage Pump Cylinder D2A Pump Model Shown 21 Second Stage Pump Cylinder D2A Pump Model Shown 21 High Vacuum Stage Rotor Removed from the Shaft D2A Pump Model Shown 22 Cap End of Gas Ballast Valve 23 Tube End of Gas Ballast Valve 23 Miscellaneous Disassembled Parts Removing the Radial Shaft Seal from ...
Страница 6: ...he WARN INGS CAUTIONS and NOTES Numbers in parentheses refer to position numbers of parts in the parts list see Section 7 These numbers are also used to identify parts on the figures The terms lubricating fluid pump fluid fluid oil and lubricant when used in this manual refer to the proper vacuum pump fluid MODEL AND CATALOG NUMBERS To understand many of the instructions in this manual you need to...
Страница 7: ...CHANISM When the motor is switched on the motor shaft turns the pump shaft The motor shaft and pump shaft are con nected directly through a coupling 37 and an elastic element 36 see Figure 5 23 The elastic element 36 absorbs shock and vibration and results in quiet operation of the pump 2 2 PUMPING MECHANISM 2 2 1 High Vacuum Stage Pump Cylinder 4 The pump intake tube 1 fits into the top of the hi...
Страница 8: ... LNz cold trapped ionization gauge Ultimate pressure measured with thermocouple gauges will be approximately 1 2 to 1 decade higher 2 2 2 Second Stage Pump Cylinder The second stage of the pump is similar to the high vacuum stage in construction and operation It accepts gas from the high vacuum stage further compresses it and then forces it out through the exhaust valve 50 51 see Figures 2 1 and 2...
Страница 9: ...when pumping saturated vapors see Section 1 of our catalog for more information on condensate traps When the gas ballast valve 17 is open it admits a controlled amount of air into the second stage pump cylinder 46 just before the exhaust holes see Figure 2 3 The open gas ballast valve prevents vapors from condensing by reducing the partial pressure of the condensable vapors and by increasing the o...
Страница 10: ...he pumping element to the oil casing 12 Other important qualities of the pump fluid include the following It must have a low vapor pressure at the high temperature generated by gas compression and vane friction It must be oxidation resistant It must have a low water absorption rate It must resist cracking under the mechanical stress of gas compression and vane pressure Based on operational testing...
Страница 11: ...ing from the pump during shutdown The centrifugal switch and lever assembly are removed and a solenoid valve with tubing is added so that the module is vented with gas from the oil casing during shutdown SECTION 3 PREPARING AND INSTALLING THE PUMP 3 1 RECEIVING NOTE The Leybold packing list is attached to the outside of one of the shipping containers 3 1 1 Reporting Shipping Damage Leybold makes e...
Страница 12: ...ntaining and operating the ac cessory see the Leybold c atalog for additional information on accessories CAUTION IF YOU ARE PURGING THE GAS BALLAST VALVE DO NOT EXCEED AN INERT GAS PRESSURE OF 2 psig IF YOU ARE PURGING THE OIL CASE OR EXHAUST LINE WITH INERT GAS DO NOT RAISE THE PRESSURE IN THE OIL CASING ABOVE 3 psig EXCEEDING THESE PRESSURES WILL DEGRADE THE PUMP S PERFORMANCE Connect the pump t...
Страница 13: ... use the schematic diagram on the motor nameplate or in the junction box to make the electrical connection For models with 3 phase motors wire the solenoid valve for high or low voltage according to the instructions on the solenoid valve nameplate Attach the solenoid valve leads to any two of the three input line voltage wires SECTION 4 STARTING OPERATING AND MAINTAINING THE PUMP 4 1 START UP Befo...
Страница 14: ... itself as soon as it cools down Table 4 1 lists operating and other technical data for each of the TRIVAC dual stage vane pump models 1 NOTE The pump fluid is usually saturated with condensate when the fluid becomes milky white or dark and the pump runs hot and fails to reach its ultimate pressure see Table 4 1 REQUIRED ACTION If during operation the pump fluid becomes saturated with condensate r...
Страница 15: ...ressures can be as much as a decade higher When measured with a thermal conductivity gauge KF Leybold quick assembly clamp ring diameter 4 3 2 Changing the Pump Fluid 12 WARNING IF THE PUMP HAS BEEN USED ON CORROSIVE TOXIC OR VOLATILE CHEMICALS OBSERVE PROPER SAFETY PRECAUTIONS BEFORE REMOVING THE PLUG SCREW 8 CAUTION HYDROCARBON PUMP FLUID SHOULD BE CHANGED ATTHE FOLLOWING TIMES a AFTER A 100 HOU...
Страница 16: ... 5 1 NOTE See Section 4 2 for identifying and eliminating condensate from the pump fluid NOTE See Symptom 2 of the Troubleshooting chart Table 6 1 for other methods of eliminating contamination from the pump fluid NOTE The frequency of pump fluid change can vary from several months to every day depending on the opera ting conditions of the pump The frequency must be adjusted to the operating condi...
Страница 17: ...TION DO NOT DISASSEMBLE THE MODULE UNLESS YOU HAVE THE CORRECT MODULE REPAIR KIT OR GASKET SET The repair kit contains a gasket set a valve plate 50 and vanes 49 53 The kit for the D2A D4A D8A and D16A pump models also contains an oil filter 35 The catalog number for a gasket set or repair kit for each dual stage pump model is listed in the parts list See Table 7 1 Correct gasket set or module rep...
Страница 18: ...e dirt trap with O ring 2 and 3 from the intake tube 1 and the centering ring 7 from the exhaust port 6 Using an 8 mm allen wrench remove the oil fill and oil drain plug screws 8 and flat gaskets 9 and allow the lubricating fluid to drain from the pump into a proper container see Figure 5 1 Remove the intake tube 1 from the oil casing 12 as follows a Unscrew and remove the screws and washers that ...
Страница 19: ...u pling housing carefully peel the seal 13 from the oil casing flange before removing the oil casing see Figure 5 2 Remove the oil casing by sliding it straight back away from the main flange of the coupling hous ing NOTE If resistance is encountered strike the front corner of the oil casing 12 with a rubber hammer to release the oil casing 12 from the coupling housing 11 8 8 WARNING THE DISK ON T...
Страница 20: ...and away from the coupling housing 11 B 10 Clean the large flat seal 13 from the coupling housing 11 and or front end plate 44 see Figure 5 2 NOTE A replacement gasket is supplied with the gasket set and module repair kit 5 C DISASSEMBLING THE MODULE CAUTION USE CARE WHEN HANDLING THE MODULE TO AVOID BENDING THE LEVER 41 OR CEN TRIFUGAL SWITCH 39 see Figures 5 3 and 5 4 C Using a large pair of lon...
Страница 21: ...e two screws that attach the lever to the front end When removing the lever 41 hold its opposite end down to avoid losing the spring 42 from the penetration in the front end plate 44 Remove the lever 41 and spring 42 from the plate 44 see Figure 5 4 C 7 Using a small screwdriver remove the retainer disk 71 from the slot in the air inlet 69 tube see Figure 5 4 C 8 CAUTION FAILURE TO HOLD THE DRIFT ...
Страница 22: ...ds and hexagon nuts C 10 Remove the rear end plate 60 from the module see Figure 5 6 NOTE If necessary lightly tap the back edge of the plate with a rubber hammer to free the plate from the module This note also applies to Steps C 12 C 13 and C 15 C 11 CAUTION DO NOT SCRATCH THE INSIDE SURFACE OF THE PUMP CYLINDER OR THE END OF THE ROTOR SCRATCHES ON THESE SURFACES RESULT IN POOR ULTIMATE PRESSURE...
Страница 23: ...his cylinder see Figure 5 8 C 16 Repeat Step C except remove the vanes 49 from the second stage rotor 48 See Figure 5 8 C 17 CAUTION BE CAREFUL TO AVOID SCRATCHING THE END OF THE ROTOR OR THE CENTER BEA ING SCRATCHES TO THESE SURFACES RESULT IN POOR PUMP PERFORMANCE REQUIRED ACTION Using a puller or a prying device remove the high vacuum stage rotor 54 from the NOTE Two threaded metric pulling hol...
Страница 24: ...tTA 4 27 Figure 5 7 High Vacuum HV Stage Pump Cylinder D2A Pump Model Shown Figure 5 8 Second Stage Pump Cylinder D2A Pump Model Shown TRIVAC A Manual Edition L 21 ...
Страница 25: ...odels only use a screwdriver to unscrew and remove the nonreturn valve 23 assembly from inside of the top of the gas ballast valve see Figure 5 10A e For the D2A and D4A pump models only use a small screwdriver to unscrew and remove the strengthening piece 26 spring 25 and flat gasket 24 from the nonreturn valve 23 See Figure 5 10A f For D8A D16A D30A D60A and D90A pump models only use a screwdriv...
Страница 26: ... NOTE The tube end of the D8A D16A gas ballast valve is similar to the D2A D4A except the D8A D16A has a cover 33 and retainer ring 34 above the oil filter 35 Figure 5 1 DB Tube End of Gas Ballast Valve TRIVAC A Manual Edition L 23 ...
Страница 27: ...k c Using the wooden block as a fulcrum and the screwdriver as a lever pry the shaft seal 45 out of the end plate Unscrew and remove the threaded studs 62 from the front end plate 44 See Figure 5 12 NOTE The D8A and 0 16A pump models have four threaded studs rather than three NOTE For use during reassembly the ends of the threaded studs 62 that have the shorter threaded screw into the front end pl...
Страница 28: ...ve plate 50 and pump cylinder 46 It is important that these parts are placed in this same orientation during reassembly see Figure 5 14 Unscrew and remove the four screws that attach the valve stop 51 to the top of the second stage pump cylinder 46 Remove the valve stop 51 and thin metal valve plate 50 from the pump cylinder 46 See Figure 5 14 NOTE The valve stops 51 on the larger pumps are cast a...
Страница 29: ... Figure 5 15 0 14 For the D2A D4A DBA and D16A pump models only pull the elastic element 36 off of the coupling 37 mounted on the motor shaft see Figure 5 15 For the D30A D60A and D90A pump models only pull the coupling ring 36 off of the coupling 37 mounted on the motor shaft see Figures 5 11 5 3 and 5 15 0 15 CAUTION DO NOT USE CHANNEL LOCK PLIERS TO REMOVE THE OIL LEVEL GLASS ASSEMBLY FROM THE ...
Страница 30: ...he pins to form an X insert a screwdriver or small bar through the oil Ievel glass assembly side of the X use the screwdriver or bar to force the pins and the assembly to turn counterclockwise unscrew the assembly 15 from the coupling housing 11 b Disassemble the oil level glass assembly 15 as follows 1 Using long nose pliers unscrew the target piece from the assembly 2 Push the glass and gaskets ...
Страница 31: ...s or scratches Sand smooth if necessary see Figure 5 4 E 3 Ensure that all dirt accumulation is cleaned from all passages including the following a The hole on the bottom edge of the front end plate 44 this hole extends all the way to the bronze bushing b The small hole in or just above the rear end plate 60 and front end plate 44 bronze bushing see Figures 5 6 and 5 8 c The oil nozzle 56 hole in ...
Страница 32: ...ing calipers measure the outside diameter 00 of the shaft at each area of wear If the shaft 00 at any point of wear is less than the dimension listed for your pump model in Table 5 1 replace the shaft c Three rectangular vanes 49 53 fit into slots in each rotor 48 54 See Figures 5 7 and 5 8 Using calipers or micrometers measure the length and thickness dimension of each vane If either dimension is...
Страница 33: ...inders mm 54 830 54 830 78 630 78 630 118 535 118 535 a S second stage pump cylinder HV high vacuum stage pump cylinder b F front bushing C center bushing R rear bushing c L length T thickness max maximum min mrnimum d See Figure 5 7 Step F l a Cont d a 1 If the motor is single phase ill it was supplied through Leybold it has been factory wired for correct rotation therefore it isn t necessary to ...
Страница 34: ...d then counterclockwise then proceed as follows CORRECTLY INSTALLED LOCK BEARING Looking from the fan end of the motor if the fan or shaft will turn clockwise and will not turn counterclockwise the pump has a correctly installed rotational lock bearing In this case do Steps b 1 al through b 1l dl to check the wiring LOCK BEARING INSTALLED BACKWARDS Looking from the fan end of the motor if the fan ...
Страница 35: ...plate or the fan cover TABLE 5 2 Parts Required for Installing the Rotational Lock Bearing Pump Quantity Part Name Part Number Model 1 Rotational Lock Bearing KK17 991040045 D30A 2 Spring Washer 72534002 Loctite 601 1 Rotational Lock Bearing KK35 for 721 12005 Marathon Motors D60ND90A 1 Rotational Lock Bearing KK30 for 721 12004 GEMotors 2 Spring Washers K 6206 for GE Motors 99164002 Loctite 601 o...
Страница 36: ...spring washers into the bearing well in the other end plate i Except for the D60A D90A s with Marathon motors use a puller to remove and discard the fan end bearing from the shaft NOTE The fan end bearing is the smaller bearing j CAUTION IF ALL GREASE IS NOT REMOVED FROM THE MATING SURFACES THE LOCTITE WILL NOT FORM A PERMANENT BOND AND THE ROTATIONAL LOCK BEARING WILL NOT WORK THE BEST SOLVENT FO...
Страница 37: ... cure and firmly bind the surfaces REQUIRED ACTIONS Use the instructions at the beginning of Step b 2 to determine if the rotational lock bearing is installed correctly and to correct the problem if the lock bearing is installed backwards or is malfunctioning If the lock bearing is installed correctly repeat Steps b l a through b l d to check the wiring of the motor F 2 NOTE When reassembling the ...
Страница 38: ...eat Steps D l e through D l a except assemble rather than disassemble F 5 Assemble the high vacuum stage rotor 54 and the center bearing 52 to the shaft as follows see Figures 5 9 and 5 181 a NOTE The second stage rotor 4B is permanently attached to the shaft on the D2A D4A DBA and D16A pump models NOTE If the center bearing plate 52 does not have the small hole it can face either direction Coat t...
Страница 39: ...ULT IN POOR PUMP PERFORMANCE NOTE To ensure that each part is oriented correctly refer to Figure 5 3 and follow each step precisely Steps F 6a through F 6j REQUIRED ACTION Assemble the module as follows a Place the high vacuum HV stage cylinder 55 so that it is lying flat with the intake tube portion the top on the right facing away from you see Figure 5 19 Fit an O ring 47 into the O ring groove ...
Страница 40: ...0 1 Take the assembly from Step b 3 and insert its second stage end the end that has the longer section of the shaft down into the second stage pump cylinder 46 2 NOTE When aligned correctly the flat portions of the top of the two pump cylinders 46 55 are in line with each other REQUIRED ACTION Align the beveled end ofthe two long cylindrical pins 65 the pins which extend out of the alignment hole...
Страница 41: ...th the shaft Slide the rear end plate 60 down over the shaft until the machined surface of the rear end plate fits tight against the HV stage cylinder 55 2 Align the two alignment holes in the rear end plate 60 with the two alignment holes in the HV cylinder 55 then use a rubber hammer to drive two short cylindrical pins 64 until the pin ends are slightly recessed in their alignment holes in the r...
Страница 42: ... cylinder 46 Install the washers and nuts hand tight onto the threaded studs 2 NOTE If the two remaining cylindrical pins 64 have a beveled end the beveled end should face away from the center of the module REQUIRED ACTION Align the two alignment holes in the front end plate 44 with the two alignment holes in the second stage cylinder 46 _ Using a rubber hammer drive the remaining two cylindrical ...
Страница 43: ... Method b Slide the used seal over the shaft until it is against the new seal using a hammer tap evenly around the used seal to indent the new seal into its slot in the front end plate remove and discard the used seal F 7 NOTE The end of the air inlet tube with the beveled tip and circumferential slots is the outside end see Figure 5 4 Install the air inlet tube 69 into the module as follows see F...
Страница 44: ...using the lever seal 43 to close the air inlet tube 69 see Figures 5 3 and 5 4 Ensure that the anti suck back mechanism is operating correctly as follows a Check to see if there is a gap between the lever seal 43 and the end of the air inlet tube 69 If there is not a gap while the pump is at rest it means that the lever 41 is bent the spring 42 is out of position or the centrifugal switch 39 is ma...
Страница 45: ...NTO THE COUPLING HOUSING COULD DAMAGE THE FLAT GASKET 13 AND CAUSE AN OIL LEAK Use the following torque when tightening the oil casing onto the coupling housing Pump Model Torque D2A D4A 4 Nm 3 0 ft Ib DBA D16A 7 Nm 5 2 ft Ib D30A D60A D90A 15 Nm 11 1 ft lb F 15 Fill the pump with the proper pump fluid see Section 5 A l as follows see Figure 1 11 a Using an 8 mm allen wrench screw a plug screw 8 w...
Страница 46: ... recommended CONTENTS Page lubricating fluid is milky white or dark and the pump fails to reach its ultimate pressure and runs hot o tdEltls atic l1 in Lubricating Fluid 44 The lubricating uid nas an unusual color is dar turbid or contains a es Contamination of the Lubricating Fluid 44 The pump will not achieve its ultimate pressure 45 46 47 4 The evacuated vessel or system is vented to atmosphere...
Страница 47: ...nd nonreturn valve 23 or valve 19 or valve plate 32 as necessary Run pump with gas ballast valve 17 open until pump is warm Insulate oil casing 12 Add condensate trap to intake tube 1 and or exhaust port 6 Change lubricating fluid Add OF 3000 or OF lOOO to purify fluid and prevent reoccurrence of problem or adsorption trap AK condensate trap or molecular filter to intake tube 1 to prevent reoccura...
Страница 48: ...entrifugal switch 39 Close vafve 17 unless condensation is a problem Install new cap 18 Install new O ring 27 Connect vacuum line to intake tube 1 Install larger diamete r connection line Repair leak or clean O ring if dirty Clean dirt trap 2 See Symptoms 1 and 2 Flush out pump and add correct lubricating fluid Add lubricating fluid to pump Clean oil nozzle 56 and change lubricating fluid Slowly p...
Страница 49: ...E 9 F 7 F 9 tube 69 is worn F l1 F 12 i Radial shaft seal Worn seal 45 is allowing Install new seal 45 Inspect the shaft where it See worn seal in 45 is worn venting of module rides in the seal for wear Install new shaft if Symptom 8b If necessary replacing shaft do B l thru F 17 j Vane 49 53 is Dirt has accumulated in Clean rotor slots and change lubricating fluid B l th ru F 17 stuck in rotor ro...
Страница 50: ...all new a rings 47 Install new a ring 5 Smo eth scratches with jeweler s reuge Clean er replace valve plate Repair leak er clean a ring if dirty 0 13 F 1b 0 13 F 1 B 1 thru F 17 B 1 B 2 B 4 0 4 B 1 B 2 B 4 B 1 thru B 7 0 11 after pump shutdewn b Anti suck back Valve disk 67 is wern Remeve eld disk 67 and install new ene or B 1 thru B 7 atmespheric pressure t I I valve assembly er dirty clean eld d...
Страница 51: ...ate gas ballast valve 17 ENLARGE THE HOLE pressure stem just below the bolting flange c Coupling 37 Coupling and or element Install new element and or coupling and or elastic is worn element 36 d Disk 61 Disk is bent Straighten disk or install new disk e Module Module contains insuffi See Symptom 3g cient lubricating fluid f Module bushing Lubricating holes in end Clear holes so pump fluid can lub...
Страница 52: ...Drain excess lubricating fluid Adjust negative pressure exhaust system Clean filter or install new filter Modify system to run at lower pressure or use larger pump model Close valve 17 or install SE smoke eliminator or AF exhaust filter with oil return line Interchange the line ends Check rotational lock bearing Clean filter or install new filter Install new flat gasket 9 Replace seal 13 Install n...
Страница 53: ... valve 17 11 The pump will not start a Coupling 37 Coupling and or element is Properly install new coupling and or elastic and or elastic worn or improperly installed element element 36 b Shaft is seized Lubricating fluid is If needed replace shaft end plates 44 60 If needed 8 1 in bushing contaminated and or center bearing 52 See Symptoms 1 and 2 thru F 17 Hole in rear end plate Clean hole If nec...
Страница 54: ...up is 50 F Clean disk and piston or install new ones Clean intake tube portion of high vacuum pump cylinder 55 Clean this small hole Clean assembly 39 41142 Clean air inlet tube 69 Install new centrifugal switch 39 Straighten or install new lever 41 Reinstall the spring 42 in its hole Align module Start pump at atmospheric pressure before connecting it to your vacuum system Heat oil casing 12 Drai...
Страница 55: ...s 3 4 f Coupling 37 and Coupling and or element Properly install new element and or coupling See Symptom or elastic element is worn or improperly lla 36 installed g Exhaust holes in Holes or opening is blocked Clean holes or opening B 1 thru B 7 second stage pump 0 12 If needed cylinder 46 or 0 13 thru F 17 opening in center bearing 52 h Anti suck back See Symptom 3h See Symptom 3h assembly i Fric...
Страница 56: ...ating fluid is insufficient Pump fluid suckback during shutdown Recommended Corrective Action See Symptoms 1 2 Replace used fluid with HE 200lubricating fluid Install an RST FA or adsorption trap in the inlet line See Symptom 4b Install SECUVAC valve or ventina device See Symptoms 1 2 3a through 3i 11b 11d 12e 12i 12j and 12k Repair Steps Sec 4 3 2 8 1 Sec 3 3 This column contains the disassembly ...
Страница 57: ...r Position No 1 indicates that one intake tube Part No 433 60 118 is required for the D2A pump model Be sure to specify the model and Serial Number of your pump when ordering spare parts CONTENTS Page Disassembled Pump D2A Pump Model Shown Figure 7 1 56 Module 57 Universal Gasket Set 57 Module Repair Kit 57 Anti Suckback Modification Kit 57 Intake Tube Assembly 58 Exhaust Port Assembly 58 59 Pump ...
Страница 58: ...it 56 44 42 I 70 4X I i 644 _ 45 67 68 Figure 7 1 Disassembled Pump D2A Pump Model Shown NOTE The numbers on this figure correspond to the Position No listed for each part in Table 7 2 beginning on page 58 60 61 ITA 1 9 1 2 9 lTA 3 27 ...
Страница 59: ...d extreme corrosive applications Buna gasket sets are available on request 1 Module repair kit 7 10166 K The repair kit is made up of all parts listed with a 1 Module repair kit 10167 K or beside its catalog number in Table 1 Module repair kit 10168 K 7 2 1 Module repair kit 10169 K For corrosive application series pumps the 1 Module repair kit 10170 K catalog No of the kit is the same except the ...
Страница 60: ...0 506 O ring 23970516 Flat gasket 23820147 Flat gasket 238 20 1 56 Flat gasket 23820158 O ring 23970410 O ring 23970117 O ring 239 70 304 EXHAUST PORT ASSEMBLY Exhaust port 43360113 Exhaust port 43360117 Exhaust port 43360115 Dimensions mm Material Remarks KF16 AI aly KF25x71 AI aly KF40xl07 AI aly KF16 Steel KF25 Steel KF40 Steel D18x5 Viton One of the O rings goes on the D28x5 Viton intake cente...
Страница 61: ...g housing Oil casing Oil casing Oil casing Oil casing Oil casing Oil casing Seal Seal Seal 23955165 D22x15 1x2 Viton 201 13101 M8 Stl 72000001 228x140x185 CAI aly 72000003 265x172 5x216 5 CAI aly 72000019 149x242x272 5 Cast iron 72000021 164x242x272 5 Cast iron 72000005 127 5x135x162 C AI aly 72000007 162 5x135x162 CAI aly 72000009 158x172 5x192 5 CAI aly 72000011 200 5x172 5x192 5 C AI aly 720000...
Страница 62: ...r kit see page 57 of parts list j Must be purchased as gas ballast assembly Dimensions Catalog No mm Material 28302 106 100x86x28 Black plastic 28302 107 106x120x32 Black plastic 52040 124 M50x1 5 Glass Viton 52040125 M60x2 Glass Viton 23955172 48x56x2 Viton 23955171 60x68x2 Viton 27980308 D20x16 Buna N 720 0 68 63 5x38 Stl 99274005 Buna S 72000077 72000079 72000080 j 43x109 AI aly Stl j 65xl13 5 ...
Страница 63: ...23925226 D30x16x1 Viton Flat gasket 23925225 D30x18x1 Viton Retainer ring 23104104 D15x1 Steel Spring gas ballast 22162140 D15xl1 5 Steel Valve plate 40164117 D14 8xO 2 Steel Cover 34101 109 D48x5 Steel Retainer ring 23103106 17xl Steel Oil filter 39026121 D36x55 Stl fiber Oil filter 39026117 D42x55 Stl fiber Oil separator 41112108 A D58x90 Steel Oil filter spring COUPLING ASSEMBLY Elastic element...
Страница 64: ...ER ASSEMBLY Lever 281 53 130 Lever 281 53102 Lever 281 53101 Spring lever 221 61 199 Spring lever 221 62 141 Seal lever 23973 131 SECOND STAGE ASSEMBLY Front end plate 301 51 138 Front end plate 301 51 137 Front end plate _ 301 51 140 Radial shaft seal 23953124 Radial shaft seal 23953142 Radial shaft seal 23953110 Stl steel CI cast iron Viton heat resistant synthetic rubber Dimensions mm 4x4x18 5x...
Страница 65: ...inder O ring 23970 409 O ring 23970156 O ring 239 70 411 Oil nozzle Rotor with shaft 481 21 242 Rotor with shaft 48121243 Rotor with shaft 481 21 238 Rotor with shaft 48121239 Rotor 321 66119 Shaft 40157294 Rotor 32166119 Shaft 40157296 Vane 411 55 112 Vane 41155155 Vane 41155116 Dimensions mml Material D54 8x35 CI D79x45 CI D118 5x75 CI D60x2 Viton D86x2 Viton D122x3 Vi ton D48x151 CI Stl D48x186...
Страница 66: ...nter bearing 26151 131 Inter 11ediate plate 261 51 135 HIGH VACUUM STAGE ASSEMBLY Vane 41155112 Vane 41155113 Vane 41155155 Vane 411 55154 Vane 41 1 55 116 Vane 41155115 Dimensions mm Material 45x35xO 1 Stl 63x45xO 1 Stainless steel 75x82xO 2 Stl 45x35xO l Gold plated 63x45xO 1 Stainless steel 75x82xO 2 Gold plated 34 6x45x10 Black plastic 63x45x9 Black plastic 80x74 5x12 AI aly D12x15 Cast iron D...
Страница 67: ...al gasket set and module repair kit see page 57 of parts list f Both rotors are the same part number on the D30A pump model Part Name Catalog No HIGH VACUUM STAGE ASSEMBLY Cont d 2316511 23165121 Dimensions mm D54 8x70 D79x45 D diameter Stl steel Material Cast iron Cast iron Viton heat resistant synthetic rubber HV high vacuum Remarks In the second stage pump See Fig 5 9 See Fig 5 9 See FiC 5 9 Se...
Страница 68: ...4x4 Steel See Fig 5 13 Rear end plate 35155131 D12x16 Cast iron Rear end plate 351 55130 D15x18 Cast iron Rear end plate 351 55132 D40x28 Cast iron Disk oil slinger 45174335 D85x2 1 Steel MODULE STUDS AND PINS Threaded stud 201 52104 D6x107 Steel Threaded stud 201 52103 D6x142 Steel Threaded stud 201 52109 D6x133 Steel Threaded stud 201 52110 D6x178 Steel Threaded stud 201 52106 D8x218 Steel Threa...
Страница 69: ...sket O ring Sight tube Sight tube Catalog No Dimensions Material mm 39225204 0 36 Brass 400 50 1 36 020 Stl Viton 40050139 032 Stl Viton 40050137 045 Stl Viton 32106130 07 9x26 Brass 321 06 104 012x30 Brass 32106131 012x22 Brass 431 31 161 08x79 Steel 43131 177 08x92 5 Steel 43131174 08x144 Steel 23970148 05x2 Viton 23105 lOr 05 Steel 23105108 06 Steel 72000113 5 11 32 x5 8 Aluminum 72000114 5 11 ...
Страница 70: ...ations 1 3 hp TEFC 1 ph 115120B 230V 60 Hz 1725 rpm 1151208 23OV 50 Hz 1500 rpm Wired for 115V 1 3hp TEFC 3ph 200 230 460V 60 Hz 1725 rpm 200 220 380V 50Hz 1500 rpm 1 hp TEFC 1 ph 115 208 230V wired for 115V 50 60 Hz 1500 1725 rpm hp horsepower kW kiiowatt V voltage VAC voltage alternating current ph phase Hz hertz TEFC totally enclosed fan cooled rpm revolutions per minute Motor Part No 722 60 06...
Страница 71: ...ions 1 hp 1 ph TEFC 208 230V wired for 208V 50 60 Hz 1500 1725 rpm 1 hp TEFC 3 ph 2081230 460V 60 Hz 1725 rpm 200l220 38ov 50 Hz 1500 rpm 1 1 2 hp TEFC 3 ph 208 230 460V 60Hz 1725 rpm 200 220 380V 50 Hz 1500 rpm 2 hp 1 ph TEFC 208 230V wired for 208V 60 Hz 1725 rpm hp horsepower kw kilowatt V voltage VAC voltage alternating current ph phase Hz hertz TEFC totally enclosed fan cooled rpm revolutions...
Страница 72: ...s page Part Name D90A Motor 1 Motor Motor Motor Specifications Part No tt 2 tip 3 ph TEFC 722 60 074 200 230 460V 1200 rpm 60Hz 200 220 380V 1000 rpm 50Hz 3 hp TEFC 3 ph 208 230 460V 60Hz 1800 rpm 200 220 380V 50 Hz 1500 rpm hp horsepower kw kilowatt V voltage V AC voltage alternating current ph phase Hz hertz TEFC totally enclosed fan cooled rpm revolutions per minute 722 60 013 ar ...
Страница 73: ...18 22 15 _ 47 65 ________ 56 r 47 L48 64 31 30 64 61 I i i I i 47 FIGURI ...
Страница 74: ...73 40 65 47 55 ct 47 62 F 60 63 ISOMETRIC DRAW i Y I t 1 ...
