INSTRUCTION MANUAL - firma-web
Contents
1. Simplex l Duplex At N A ND AN rd RI aie PIN Triplex CA 3 H of ATAATA An a om N N oe UI up i q Wy W ur Page 5 T 33 01 41 08 15 15 EI IWS SN Ey PCM PUMPHEAD VERSION mm P pr ps pc ssc sa D HHD TYPE OF IUA DIMENSIONS mm AND MASS kg 114 5 1145 16 116 116 120 oe Ee ad B max 58 5 58 5 58 5 58 5 58 5 58 5 tee EE 136 RABE 164 Umax i EE AE EER BE LG1 10 Sx Mase l F iE l fs ee E E E E l TxMass 29 l l EET TEE TE EE EE LG29 LG2 12 Bmax 585 585 58 5 58 5 58 5 58 5 168 EER me LG2 20 LG2 25 Lmax 302 302 298 l 312 218 218 Sr 218 1G2 35 LG250 Sx Mass l cE l iE l 14 l 14 l 13 l 13 l VEE ER e al ET TxMass 29 29 32 32 29 29 l 159 159 159 159 159 LG2 45 LG270 Bmax 58 5 585 z i 585 585 585 168 232 13 1 LG2 t00LG2 110 Lmax os l l z 298 295 312 232 22 232 LG2 140 LG2 170 Sx Mass 14 14 17 l 17 l 14 l 14 l ad EE N EE EN EE TE MEE ER LE2 260 LG2 350 Tx Mass 32 32 41 l 41 32 32 l Note Simplex or Sx represents a pump with one pumphead Duplex or Dx represents a pump with two pumpheads Triplex or Tx represents a pump with three pumpheads 1 2 2 Operating Characteristics etc must not be changed without th2. Screw the hand wheel up to block the system Check the spring s position on the stop spring before continuing to screw the hand wheel Screw on the hand wheel to allow the drive shaft fitting in the casing and the eccentric assembly Push the roller bearing on the drive shaft until it stops against the shoulder Insert the drive shaft in the eccentric assembly and position it in the drive by indexing using its key until it stops Reinsert the internal circlip Reinstall the bearing cover on the side of the casing Unscrew the hand wheel while holding the tie rod After loosing the flange unscrew the tie rod from the connecting rod Fit the protective below boot in its housing on the connecting rod Place the dog point setscrew on the eccentric and if necessary turn the eccentric using the motor fan to locate correct position Index the eccentric and lock in position on the drive shaft using the dog point setscrew Add grease see Paragraph 3 4 3 and reinstall the motor fan cover Reinstall the stroke adjustment see Paragraph 3 5 3 1 Zero Point Adjustment see Paragraph 3 5 3 3 Reinstall the pumphead see Paragraph 3 5 3 4 Reassembly of the Multiplex Mechanism After cleaning the parts and checking that they are in good condition reassemble in the following order On this multiplex pump it is important to distinguish between the two types of mechanism on each pumphead They are distinguished as follows when looking at
3. 01 41 08 15 15 TE SINNANI Ul PCM 0 INTRODUCTION 0 1 General The pump you have just acquired was manufactured and inspected with the utmost care The purpose of this instruction manual is to help you maintain the correct operating conditions for your pump Identification Plate This plate located on the side of each pump gives the following information a Serial Number b Pump part number which breaks down according to the following examples _ Most common Part Number LG2P10T LG2 specifies pump model and type P specifies pumphead version see Paragraph 1 2 1 10 specifies nominal capacity l h at 50 Hz T specifies the type of drive _ Other possible Part Number LG2P10T x2 LG2P10T see details below indicates presence of an option or specific feature on the pump x2 specifies the number of pumpheads or type of pumphead or the option or specific feature present Note The coding of equipment delivered is clearly set out in this form in the technical description in Section 4 Appendices or included in the order acknowledgement sent to your purchasing department in the case of stock pumps c Maximum pumphead capacity at maximum pressure d Maximum pressure allowed by the pumphead e Customer reference This information is essential for all spare part orders please contact our Customer Service Department Pump characteristics capacity pressure speed of rotation construction etc must not be ch
4. PCM markets its products throughout the world via a distribution network consisting mainly of subsidiaries and agents All are approved by PCM and are able to provide Service and Assistance T 33 01 41 08 15 15 0 1 0 2 2 1 2 1 1 2 1 2 2 2 2 2 1 2 2 2 2 2 3 2 3 2 4 TAN SINNANI Ul PCM CONTENTS SECTION 0 INTRODUCTION General Limits of Guarantee SECTION 1 CHARACTERISTICS AND INSTALLATION Operating Principle Characteristics Materials of Construction Operating Characteristics Installation of Equipment Installation Precautions Connection of Pipes Connection of the Motor SECTION 2 OPERATION Initial Installation Before Startup Startup Normal Operating Procedure Startup Procedure General Operating Precautions Shutdown Procedure Operating Procedure in the Event of an Incident Automatic Control T 33 01 41 08 15 15 Co N OO OO OR RO mm 3 1 3 2 3 3 34 3 4 1 34 2 344 35 351 3 5 2 3 5 3 3 6 3 7 TAN SINNANI Ul PCM SECTION 3 MAINTENANCE List of Spare Parts Handling Means and Procedure Storage Conditions Preventive Maintenance Periodic Inspection Cleaning Lubrication Torque Corrective Maintenance Troubleshooting Disassembly Reassembly Conservation of Equipment when Idle Accessories SECTION 4 APPENDICES PCM standard painting procedure Technical Description Accessories Optional Additional Information Optional T 33
5. pumphead The head on the far left is controlled by a driven mechanism The other heads located between the driven mechanism and the drive are controlled by driving mechanisms Important Isolate the parts of each mechanism separately Disassembly of the Driven Mechanism Note At this stage of disassembly remove remaining grease from inside the casing to allow continued disassembly without nuisance And IMPORTANT make sure to install the tool ref PR9001A000 or eduivalent on the connecting rod head as appropriate to avoid any difficulty See below for detail Hand wheel Tie TE Page 31 T 33 01 41 08 15 15 A Note _ Note TE SINNANI Ul PCM Never stand on the rear of the pump while fitting the connecting rod Once the tool is installed as described on the top picture turn the hand wheel while holding the tie rod previously screwed on the connecting rod to restain the spring and keep the connecting rod in place while removing the drive shaft Remove the motor fan cover Turn the drive shaft using the motor fan to gain access to the head of the dog point setscrew via the rear of the casing Loosen the dog point setscrew located on the eccentric and remove Remove the bearing cover from the side of the casing by tapping on one side to make it rock Remove the internal circlip Pull on the drive shaft using the tapped hole intended for this purpose Special tools can be supplied by PCM Please contact ou
6. rock Remove the internal circlip _ Pull on the drive shaft using the tapped hole intended for this purpose Note Special tools can be supplied by PCM Please contact our Customer Service Department Turn the hand wheel anticlockwise while holding the tie rod securely to avoid the tie rod to come out of the connecting rod This could eject the connecting rod and the spring out of the casing and cause severe injury After fully relieving the spring unscrew the tie rod from the connecting rod and remove the mechanism from the casing Remove the roller bearing from the drive shaft Separate the eccentric assembly from the connecting rod and loosen the spring from the casing Loosen the front spacer mounting screws and remove the spacer protective bellows and the stop spring from the casing Remove the two circlips from the eccentric assembly and remove the roller bearing Loosen the drive mounting screws and remove the drive 3 5 2 4 Disassembly of Multiplex Mechanism See diagram of multiplex pump _ Remove the pumpheads see 3 5 2 1 _ Loosen the stroke adjustment screws and remove the stroke adjusters Note At this stage of disassembly remove any remaining grease from inside the casings to continue disassembling the mechanism without nuisances On this multiplex pump it is important to distinguish between the two types of mechanism on each pumphead They are distinguished as follows when looking at the pump facing the
7. the pump facing the pumphead _The head on the far left is controlled by a driven mechanism _The other heads located between the driven mechanism and the drive are controlled by driving mechanisms Page 34 T 33 01 41 08 15 15 Note Reassembly of Driving Mechanism _ Fit the stop spring in the casing the protective below the spacer and screw it on the casing see the tightening torque on Paragraph 3 4 4 Check for correct fitting of the protective below _ Place the drive or the previous mechanism and gasket on the casing and secure using the mounting hardware see torque in Paragraph 3 4 4 Fit the roller bearing on the eccentric and reinstall the circlips Fit the eccentric assembly in the connecting rod and put the mechanism on the bench Install the spring on the spring stop then put the mechanism connecting rod eccentric in the casing Use the mounting tool see diagram on Paragraph 3 5 2 3 and put the flange on the spacer crossed by the tie rod screwed on the connecting rod Never stand on the rear of the pump while fitting the connecting rod Screw the hand wheel up to block the system Check the spring s position on the stop spring before continuing to screw the hand wheel Screw on the hand wheel to allow the drive shaft fitting in the casing and the eccentric assembly Push the roller bearing on the drive shaft until it stops against the shoulder Insert the drive shaft in the eccentric assemb
8. 00 PR1029C000 LG2 20 LG2 50 PR1028B000 PR1004B000 PR1006A000 PR1007C000 PR2000G000 PR1029D000 LG2 45 LG2 110 PR1028B000 PR1004B000 PR1006A000 PR1007B000 PR2000F000 PR1029E000 LG2 70 LG2 170 PR1028B000 PR1004B000 PR1006A000 PR1007C000 PR2000G000 PR1029F000 LG2 100 LG2 260 PR1028B000 PR1004B000 PR1006A000 PR1007D000 PR2000H000 PR1029G000 LG2 140 LG2 350 PR1028B000 PR1004B000 PR1006A000 PR1007E000 PR2000J000 PR1029H000 Page 20 T 33 01 41 08 15 15 IWS jN WAS EE PCM Driving Mechanism Connecting EE se EES ES Mechanical Pump Type Pumphead Rod Assembly Gaskets Assembly Assembly Assembly Assembly Version Item PR1A Item PR1E Item PR1F Item PR1D Item PR2 Item PR1G LG2 4 LG2 10 p Pr pg pc PR1028B000 PR1004C000 PR10068000 PR1007A000 PR2000E000 PR1029K000 LG2 4 LG2 10 p s sc Sa H HD PR1028B000 PR1004C000 PR10068000 PR1007A000 PR2000E000 PR1029U000 LG2 9 LG2 25 Alversions PR1028B000 PR1004C000 PR1006B000 PR1007A000 PR2000E000 PR1029L000 LG2 12 LG2 35 All versions PR1028B000 PR1004C000 PR10068000 PR1007B000 PR2000F000 PR1029M000 LG2 20 LG2 50 All versions PR1028B000 PR1004C000 PR1006B000 PR1007C000 PR2000G000 PR1029N000 LG2 45 LG2 110 All versions PR1028B000 PR1004C000 PR1006B000 PR1007B000 PR2000F000 PR1029P000 G2 70 LG2 170 All ve
9. 000 PR6006C095 PR6005D000 PR6005E000 ed LG2 35 PR5005A000 PR6006C095 PR6005A000 PR6005B000 PR5004K000 LG2 50 PR5005A000 PR6006A095 PR6004G000 PR6004H000 ad PR5005A000 PR6006E186 PR6009A000 PR6009B000 PR5010A000 PR5005A000 PRG6006F186 PR6009E000 PR6009F000 Ee i PR5005B000 PR6006B186 PR6004N000 PR6004P000 PR5004C000 LG2 45 PR5005B000 PR6006B185 PR6004X000 PR6004Y000 PR50040000 LG2 70 PR5005B000 PR6006B095 PR6004Q000_ PR6004R000 ad LG2 100 PR5005B000 PR6006G186 PR6004S000 PR6004T000 PR5004J000 LG2 110 PR5005B000 PR6006D095 PR6005F000 PR6005G000 j LG2 140 PR5005B000 PR6006D095 PR6005J000 PR6005K000 PR5004T000 LG2 170 PR5005B000 PR6006D095 PR6005F000 PR6005G000 Med LG2 260 PR5005B000 PR6006B095 PREOO4VOOO PRE004WO00 PR5004X000 LG2 350 H PR5005B000 PR6006B186 PR6009C000 PR6009D000 a l HD PR5005B000 PR6006B186 PR6009G000 PR6009H000 PR5010F000 Page 21 T 33 01 41 08 15 15 3 2 3 3 A B C 3 4 N SINNANI Ul PCM Handling Means and Procedure The low mass of the pump requires no special handling procedure Storage Conditions In standard PCM packaging Pumps and pump parts must be stored in their original packaging in a stable position protected from impact and in a dry location After unwrapping Protect the equipment from i
10. 11 902G 2 COAT TOP COLOR Specification on internal order RAL 5019 or 9010 THICKNESS 35 microns REMARKS PRODUCT USED Bi componante Acrylic Vinyl Polyester ref PCM 42930 5019 or 9010 7 parts of HY for 1 part of HYA340 Minimum drying time at 23 C 5h TOTAL THICKNESS APPLIED 55 microns Page 39 T 33 01 41 08 15 15 NOTES Page 40 T 33 01 41 08 15 15
11. DE K A 4 9 12 20 45 Motor C11011B000 Three phase ADF 70 100 140 I h Reducing gear C11007A000 1989 pm ey 63 A 10 25 35 50 110 Motor C11010B000 Three phase ADF 170 260 350 I h Reducing gear C11006A000 3090rpm Ed 63 Motor 92102 000 F 4 9 12 20 45 Brake clutch CO5005A000 1500 rpm 0 25 KW 63 400 Reducing gear C11007A000 Brake clutch 70 100 140 I h Arare cutem Plate 95417 000 10 25 35 50 110 Motor C11010A000 F 170 260 350 I h Brake clutch CO5005A000 3000 rpm 0 25 kW 63 Reducing gear C11006A000 Brake clutch rake slote Plate 95417 000 Ww 4 9 12 20 45 Reducing gear only 70 100 140 I h Reducing gear C11007A000 1500 rom 0 12 kW 63 or 71 Ww 10 25 35 50 110 Reducing gear only 170 260 350 I h Reducing gear C11006A000 3000 rpm 0 25 kW 63 or 71 Simplex Mechanism or Driven Mechanism n ere Pack of Drive Shaft Eccentric Adjustment Mechanical Pump Type Pumphead Version Assembly Gaskets Assembly Assembly Assembly Assembly Item PR1B Item PR1C Item PR1D Item PR2 Item PR1 BES PL My em melanie EE EE N lastoees LG2 4 LG2 10 P PF PS PC PR1028B000 PR1004B000 PR1006A000 PR1007A000 PR2000E000 PR1029A000 LG2 4 LG2 10 D S SC SA H HD PR1028B000 PR1004B000 PR1006A000 PR1007A000 PR2000E000 PR1029V000 LG2 9 LG2 25 PR1028B000 PR1004B000 PR1006A000 PR1007A000 PR2000E000 PR1029B000 LG2 12 LG2 35 PR1028B000 PR1004B000 PR1006A000 PR1007B000 PR2000F0
12. HY Pres INSTRUGTION MANUAL TO BE KEPT FOR FUTURE REFERENCE PCM PRECI POMPE Series LAGOA LG Type LG2 Serial N Year of manufacture Document No NIPPLG201A Date cheked _ _ _ Date issued January 2000 PCM POMPES 17 RUE ERNEST LAVAL BP 35 92173 VANVES CEDEX FRANCE TEL 33 01 41 08 15 15 FAX 33 01 41 0 8 15 00 TELEX 634129 rm ST LE PCM DECLARATION OF INCORPORATION We hereby state that the sub assembly referred to in the technical specifications sheet cannot be put into service until the machine in which it is to be incorporated is declared compliant with the provisions of Council Directive 89 392 CEE of the Machine Directive 91 368 CEE modified 93 44 CEE and 93 68 CEE and with the national legislation expressing it The sub assembly is compliant with the EN 292 harmonised norms Vanves 23 04 1996 For Company name and position Innovation Manager B LAFONT ed TEL 33 01 41 08 15 15 TE SINNANI EE PCM Thank you for selecting a pump from the PCM range 6 PRODUCT LINES PCM MOINEAU The widest range of industrial progressive cavity pumps PCM PRECI POMPE Electro mechanical diaphragm and plunger dosing pumps PCM MOINEAU OILFIELD Progressive cavity pumps for oil extraction PCM DELASCO The most complete range of peristaltic pumps PCM DOSYS Precision pumpheads and continuous mixers PCM EQUIPMENT Lobe pumps and circumferential piston pumps Pipeliner grinders
13. JAISI 316L AISI316L PTFE SC L JAISI316L AISI 420 AISI 440c AISI316L PTFE af N AS ER Es N NEE EG H_ s Pvc PVC PVC Hastelloy FPM HD T PVC PVC PVDF FPM NOTE Unless otherwise stated our pumps are protected with a protective paint the procedure and application instructions for which are defined in the PCM standard painting procedure specification sheet 1 See Section 4 Appendices For other types of coating or specific requirements the relevant procedure should be requested when ordering the equipment or from our Customer Service Department Page 4 T 33 01 41 08 15 15 i ALS L PCM l __PUMPHEAD VERSION l P PF PS PC ssc SA D H HD l T4 8 or T6 12 or ir LG2 4 LG2 10 16 to gluel 216 to glue R1 DIN DN10 Rp1 G1 A LG2 9 LG2 12 LG2 20 LG2 25 R1 2 LG2 35 LG2 50 LG2 45 LG2 70 LG2 100 LG2 110 Rp3 4 LG2 140 LG2 170 LG2 260 LG2 350 _ T4 8 or T6 12 represents a hose connector 4x8 or 6x12 _ 16 to glue represents an external diameter of the PVC tube to glue _ R1 2 represents a gas male thread according to NF E 03 004 _ DIN DN10 represents a threaded male connector according to DIN 11851 _ Rp1 4 or Rp3 4 represents a gas female thread according to NF E 03 004 _ Gi A represents a cylindrical gas male thread according to NF E 03 005 _ SMS DN25 represents a threaded male connector according to SMS 1145 Overall Dimensions
14. and adjustment Avoid installing the pump in areas where the ambient temperature might be below 5 C or above 60 C For an outdoor installation it is advisable to arrange a shelter above the equipment PCM can advise you or supply the accessories described below in kit or assembly form Please consult our Customer Service Department Accessories Required Pressure Loading gaug valve Pulsation damper Pressure relief Pulsation valve damper A iiini Pa 1 1 or to drain V un ka H A t From tank Filter Foot valve From tank Page 8 T 33 01 41 08 15 15 TE SINNANI Ul PCM Pressure Relief Valve The pressure relief valve is a means of protecting the dosing pump as well as the installation Itis connected in parallel on the discharge circuit as near as possible to the pump after the pulsation damper and before a loading or other valve and allows tank return or drainage when accidental excess pressure occurs Pulsation Damper Dosing pumps deliver pulsed outputs Undesirable effects may therefore be observed during operation hammer blows large head losses sensor measurement problems To bring these pulsations down to an acceptable level it might be necessary to place a pulsation damper at the pump discharge This will damp the variations by about 95 Because the spurious forces associated with pulsations are directly proportional to pipe length and inversely proportional to pipe diameter thi
15. anged without the written agreement of our Customer Service Department Page 1 T 33 01 41 08 15 15 0 2 Limits of Guarantee Before performing any maintenance operation on the pump check that all necessary precautions have been taken upstream and downstream valves closed pipes cleaned and purged electrical power supply disconnected and all usual measures concerning the safety of personnel to be taken according to the instructions in force On receiving the pump examine it immediately to check that no signs of damage are apparent If the pump is visibly damaged contact PCM or its agent and indicate clearly on the carrier s documents that the merchandise was received damaged with a brief description of the type of damage observed Storage and maintenance conditions are explained in Section 3 Paragraphs 3 2 and 3 3 To avoid all risk of damage or accidents in particular when the products being conveyed are hazardous it is essential that you do not use this equipment for an application other than the one provided for in our technical description see Section 4 Appendices or included in the order acknowledgement sent to your purchasing department in the case of stock pumps To maintain the original properties of the pump it is essential to use parts manufactured by PCM POMPES Page 2 T 33 01 41 08 15 15 re TY EE PCM 1 CHARACTERISTICS AND INSTALLATION 1 1 Operating Principle Drive Disc
16. connect the pump to earth Regarding thermal protection the setting value is the current indicated on the motor plate Connection of Brake Clutch and Overexcitation Board Full details concerning this eguipment are given in Section 4 Appendices When all connections have been carried out single phase or three phase the pump can be started pump setting at 0 and the direction of rotation of the motor can be checked according to the arrow affixed to the motor Page 14 T 33 01 41 08 15 15 2 1 2 2 2 2 1 re TY LE PCM 2 OPERATION Initial Installation Before Startup Check the following _ Direction of rotation according to arrow affixed to the motor _ Product to be pumped is present in the tank _ All valves installed in pipes must be open _ Temperature of product to be pumped Startup Switch the pump on During the first few minutes of operation check the following _ The pumped liquid reaches the end of the discharge pipe _ No unusual noise _ Connectors are leaktight Check that the following parameters _ Flow rate _ Pressure _ Viscosity of product _ Temperature correspond to the parameters of the technical description see Section 4 Appendices or included in the order acknowledgement sent to your purchasing department in the case of stock pumps for which the pump was manufactured For values other than those indicated PCM Customer Service must be consulted Normal Operat
17. cting rod to restain the spring and keep the connecting rod in place while removing the drive shaft Remove the motor fan cover Turn the drive shaft using the motor fan to gain access to the head of the dog point setscrew via the rear of the casing Loosen the dog point setscrew located on the eccentric and remove Loosen the multiplexing spacer screws and remove the spacer Remove the internal circlip Pull on the drive shaft using the tapped hole intended for this purpose Special tools can be supplied by PCM Please contact our Customer Service Department Turn the hand wheel anticlockwise while holding the tie rod securely to avoid the tie rod to come out of the connecting rod This could eject the connecting rod and the spring out of the casing and cause severe injury After fully relieving the spring unscrew the tie rod from the connecting rod and remove the mechanism from the casing Remove the roller bearing from the drive shaft Separate the eccentric assembly from the connecting rod and loosen the spring from the casing Loosen the front spacer mounting screws and remove the spacer protective bellows and the stop spring from the casing Remove the two circlips from the eccentric assembly and remove the roller bearing _ Loosen the mounting screws of the next mechanism or a drive and remove the casing Reassembly Refer to exploded view in Paragraph 3 5 2 Reinstallation of Stroke Adjustment _ Place the locking device in
18. do not correspond to motor characteristics b Inadequate quantity of grease in casing b Check contents of casing According to level of lubricant top up the grease c Pump operating outside its intended c Check actual operating conditions and characteristics compare to conditions indicated on plate Return the conditions to a normal level review the installation Page 25 T 33 01 41 08 15 15 Symptom Cause Solution l Pump is noisy a Valve noises a Valves should normally make noise in during operation the pumphead because of their 1 In pumphead movement This is sometimes 2 In casing amplified by natural pipe resonance confirming normal valve operation b Worn drive b Change wheel screw Knocking at a Very light knocking is normal However a Place a pulsation damper at the pumping frequency significant impacts can be caused by discharge hammer blows Pump output is too a Siphoning a b Capacity overload caused by large tube b Place a loading valve at the discharge Place a pulsation damper at the suction and or discharge Pump is a Pressure differential between suction a Place a loading valve set at between 2 discharging at 0 and discharge is too small and 3 bars at the discharge Output not linear a Pressure differential between suction a Place a loading valve set at between 2 with respect to and discharge is too small and 3 bars at the discharge setting 3 5 2 Disassembly Be
19. e see torque in Paragraph 3 4 4 Fit the roller bearing on the eccentric and reinstall the circlips Fit the eccentric assembly in the connecting rod and put the mechanism on the bench Install the spring on the spring stop then put the mechanism connecting rod eccentric in the casing Use the mounting tool see diagram on Paragraph 3 5 2 3 and put the flange on the spacer crossed by the tie rod screwed on the connecting rod Never stand on the rear of the pump while fitting the A connecting rod Screw the hand wheel up to block the system Check the spring s position on the stop spring before continuing to screw the hand wheel Screw on the hand wheel to allow the drive shaft fitting in the casing and the eccentric assembly Push the roller bearing on the drive shaft until it stops against the shoulder Insert the drive shaft in the eccentric assembly and position it in the previous mechanism by indexing using its key until it stops Reinsert the internal circlip Reinstall the bearing cover on the side of the casing Unscrew the hand wheel while holding the tie rod After loosing the flange unscrew the tie rod from the connecting rod Fit the protective below boot in its housing on the connecting rod Place the dog point setscrew on the eccentric and if necessary turn the eccentric using the motor fan to locate correct position Index the eccentric and lock in position on the drive shaft using the dog point set
20. e 9 T 33 01 41 08 15 15 Fig 1 Fig 2 Fig 3 Fig 4 Fig 5 Fig 6 re TY LE PCM Advice to Ensure Correct Pump Operation The pressure whether manometric or artificial at the discharge must under no circumstances be lower than the pressure at the suction end minimum differential 1 bar ideal differential 3 bars Increase the geometric height of the discharge or install a loading valve downstream of the pump to create the required counter pressure For long pipes it is advisable also to insert a pulsation damper as near as possible to the pump lt T I lt Fig 1 Fig 2 Fig 3 Swan neck pipework does not increase the pressure at the discharge but causes siphoning which is harmful to discharge rate accuracy If the configuration shown in Fig 1 cannot be avoided install a loading valve at the pump discharge Fig 4 Fig 5 Any change in diameter at the suction should be applied vertically according to the diagram below aX BS Da OF Fig 6 Sharp bends excessively small pipe diameters and complicated circuits may disturb hydraulic operation Page 10 T 33 01 41 08 15 15 Fig 7 Fig 8 Fig 9 Fig 10 Fig 11 Fig 12 TE SINNANI Ul PCM Whenever possible use large radius bends and large diameter pipes especially upstream of the pulsation damper if one is to be installed y my Fig 7 Several valves at the discharge without any protection on the circui
21. e written agreement of our Customer Pump characteristics capacity pressure speed of rotation construction AN Service Department They are recorded on the technical description of the equipment delivered The A weighted equivalent acoustic pressure level of PCM pumps is below 70 dB A Page 6 T 33 01 41 08 15 15 IMPORTANT re TY EE PCM The temperature of the products being pumped may require the lowering of discharge pressures Discharge pressure should be reduced as set out below Pumphead Version Temperature C k x Pmax Pump EE l 20 C l 1 x Pmax P PF PS PC H HD 30 C 0 75 x Pmax 20 C 1 x Pmax S SA SC D 60 C 0 5 x Pmax 90 C 0 25 x Pmax Maximum operating duration at this temperature is 30 minutes per day Capacity vs Pressure Curves Shown below and applicable to each pumphead LG2_350 LG2_260 LG2_170 LG2_140 LG2_110 LG2_100 LG2_70 LG2_50 LG 45 LG2 35 LG2 25 LG2 20 LG2 12 LG2_10 Q Lh 400 AR re A A E aA En n e 200 50 m EF EE AT EE El N P LG2 9 LG2 4 P ba 4 5 75 10 12 Page 7 T 33 01 41 08 15 15 ALS EE PCM 1 3 Installation of Equipment 1 3 1 Installation Precautions The pump must be secured to a horizontal support via its mounting holes It is important to leave enough space around the pump to allow access for maintenance
22. fore performing any maintenance operation on the pump check that all precautions have been taken upstream and downstream valves closed pipes cleaned and purged electrical power supply disconnected and all usual measures concerning the safety of personnel to be taken according to the instructions in force A tool kit is available reference PR9001D000 and can be obtained from our Customer Service Department Refer to the exploded views on the following pages Page 26 T 33 01 41 08 15 15 re TY EE PCM Exploded View of a Simplex Pump Motor fan cover Drive Drive shaft Roller bearing Internal circlip f Dog point B of socket Bearing cover valve boxes setscrew Roller bearing Adjustment support Vernier Discharge O ring check valve Locking device box Adjustment screw Stroke adjustment mounting screw Eccentric N Drive mounting SCrew mounting le Drive gasket screw Casing Pumphead Pumphead Spacer mounting t screw i Protective li belows Suction Support gasket check valve box Diaphragm Connecting rod Stop spring Page 27 T 33 01 41 08 15 15 re TY EE PCM Exploded View of a Multiplex Pump Exploded View of a Driven Mechanism Drive shaft Roller bearing Internal circlip Dog point pas ii Bearing cover valve boxes setscrew Roller bearing Vernier pe Adjustment support Eccentric O ring Discharge Locking de
23. harge check valve box Locking device Mechanical diaphragm Pumphead adjustment Eccentric Spring Connection rod Casing Suction check valve box Page 3 T 33 01 41 08 15 15 re TY EE PCM LAGOA LG range is designed with an interrupted stroke mechanism and diaphragm pumphead This technology has been chosen to suit fluid dosing applications An electric motor drives an eccentric through a reducing gear and worm connected to connecting rod linked to the diaphragm A simple rotation of the eccentric gives the diaphragm s motion thus generating a capacity A mechanical device enables the capacity to be modified and therefore the flow adjustment This device consists in a stroke interruption the stroke length can be adjusted thus modifying the connecting rod motion while the eccentric freely rotates in the connecting rod Direction of Rotation The direction of rotation is indicated by an arrow affixed to the drive 1 2 Characteristics 1 2 1 Materials of Construction Specified in the table below Version Diaphragm Pumphead Valve Box Notes l Body l Ball l Spring l Gasket l P P PPH PPH Glass FPM PPH Polypropylene PF T PPH PPH PVDF FEP For fluorous liquid PS F PPH PPH JAISI316L EPDM For liquid containing amines soda and solvent PC E PPH JAISI316LJAISI 316L FPM S JAISI316LJAISI 316LJAISI 316L AISI 316L PTFE SA E JAISI316LJAISI 316L
24. ing Procedure Startup Procedure Before each startup check the following _ Product presence _ Open suction and discharge valves Start the pump and set the vernier to the desired capacity percentage Page 15 T 33 01 41 08 15 15 2 2 2 2 2 3 2 3 2 4 General Operating Precautions Ensure that _ The pump is constantly supplied with product _ Discharge pressure remains stable Shutdown Procedure The shutdown procedure depends on the type of product being pumped Refer to the specific characteristics in the technical description Section 4 Appendices or included in the order acknowledgement sent to your purchasing department in the case of stock pumps Shutdown procedure is therefore defined in the process operating diagram However the minimum procedure is to stop the pump and close the suction and discharge valves Caution In the case of a substance prone to settling the pump must be cleaned to enable the pump to be restarted without damage Operating Procedure in the Event of an Incident In the event of operating irregularities such as _ Pump does not start _ Pump does not prime itself _ Flow rate too low or irregular _ Insufficient discharge pressure _ Pump stops _ Pump does not discharge _ Pump abnormally noisy Proceed as follows _ Stop the pump according to the shutdown procedure described in Paragraph 2 2 3 _ Hydraulically isolate the pump suction discharge _ Consul
25. ing from the equipment which could damage the paintwork or corrode the pump Internal Cleaning Cleaning procedures and frequency depend on the specific use of the pump and the product being pumped Nonetheless the minimum procedure is described below With the pump in operation introduce to the suction side a suitable cleaning product which is compatible with the product being pumped and the constituent materials of the pump Cleaning duration is defined by the pump operating process At the end of this time stop the pump according to Paragraph 2 2 3 Lubrication The pump is designed to be greased for life Nonetheless when performing any operation on its mechanism you are advised to replace the lubricant 0 9 kg Use two cartridges Part No C01001A000 supplied by PCM If the lubricant supplied by PCM is not available please consult the table of equivalent lubricants given on Page 24 Page 23 T 33 01 41 08 15 15 EI IW SN ry PCM Product Name l Manufacturer l NLGI Grade l ELF ROLEXA 2 ELF iS e FEE MULTI EP2 l IGOL l 2 l UNAX EP2 O LABO __ _ 2 O RENOLIT BFX l FUCHS l 2 l GREASE EP R2 C 2 CdS 3 4 4 Torque Mounting hardware torques are given in the tables below Pumphead Mounting Hardware Torque Pumphead Torque for Torque for Version 4 9 10 12 20 25 35 50 I h 45 70 100 110 140 170 260 350 I h P PS PF PC D H HD 10 Nm 20 Nm S SA SC 10 Nm 20 Nm Mechanism Mounting Hardware To
26. ly and position it in the drive by indexing using its key until it stops Reinsert the internal circlip Unscrew the hand wheel while holding the tie rod After loosing the flange unscrew the tie rod from the connecting rod Fit the protective below boot in its housing on the connecting rod Place the dog point setscrew on the eccentric and if necessary turn the eccentric using the motor fan to locate correct position Index the eccentric and lock in position on the drive shaft using the dog point setscrew Add grease see Paragraph 3 4 3 and reinstall the motor fan cover Reinstall the stroke adjustment see Paragraph 3 5 3 1 Zero Point Adjustment see Paragraph 3 5 3 3 Reinstall the pumphead see Paragraph 3 5 3 4 The phase shift of each mechanism within itself is defined as follows _ Pump with two pumpheads in phase or 180 phase shift _ Pump with three pumpheads in phase or 120 phase shift Phase shift is the angular position of the key of a drive shaft with respect to the key of the preceding drive shaft after coupling of the two drive shafts Reassembly of Driven Mechanism _ Fit the stop spring in the casing the protective below the spacer and screw it on the casing see the tightening torque on Paragraph 3 4 4 Check for correct fitting of the protective below Page 35 T 33 01 41 08 15 15 3 5 3 4 _ Place the previous mechanism and gasket on the casing and secure using the mounting hardwar
27. mpact Protect the equipment from dust using plastic film Reseal the cover Packaged according to S E I 4c Every six months Open the cover and replace the moisture absorbent sachets Check the machined surfaces and grease if necessary Reseal the cover Preventive Maintenance All maintenance must be carried out by trained qualified personnel in accordance with the instructions given in this manual Any failure to comply with this rule releases PCM from all responsibility Before performing any maintenance operation on the pump check that all precautions have been taken upstream and downstream valves closed pipes cleaned and purged electrical power supply disconnected and all usual measures concerning the safety of personnel to be taken according to the instructions in force Page 22 T 33 01 41 08 15 15 3 4 1 3 4 2 3 4 3 TE SINNANI EE PCM Periodic Inspection for eight hour day use five days per week _ Tightness of pumphead mounting screws torque once a month see Paragraph 3 4 4 _ Temperature of casing once a month must never exceed 80 C during operation _ Dirt accumulation in filter at suction once a week _ Check valves for cleanliness and signs of leakage annual replacement irrespective of condition _ Diaphragm wear annual replacement irrespective of condition _ Possible leakage of grease or pumped liquid once a week Cleaning External Cleaning Remove any soil
28. r Customer Service Department Turn the hand wheel anticlockwise while holding the tie rod securely to avoid the tie rod to come out of the connecting rod This could eject the connecting rod and the spring out of the casing and cause severe injury _ After fully relieving the spring unscrew the tie rod from the connecting rod and remove the mechanism from the casing Remove the roller bearing from the drive shaft Separate the eccentric assembly from the connecting rod and loosen the spring from the casing Loosen the front spacer mounting screws and remove the spacer protective bellows and the stop spring from the casing Remove the two circlips from the eccentric assembly and remove the roller bearing Loosen the mounting screws of the next mechanism and remove the casing Disassembly of the Driving Mechanism At this stage of disassembly remove remaining grease from inside the casing to allow continued disassembly without nuisance And IMPORTANT make sure to install the tool ref PR9001 A000 or equivalent on the connecting rod head as appropriate to avoid any difficulty See below for detail Flange Hand wheel Tie nae Page 32 T 33 01 41 08 15 15 TE SINNANI Ul PCM Never stand on the rear of the pump while fitting the connecting rod Note 3 5 3 3 5 3 1 Once the tool is installed as described on the top picture turn the hand wheel while holding the tie rod previously screwed on the conne
29. rque Pumphead Torque for Torque for Version 4 9 10 12 20 25 35 50 l h 45 70 100 110 140 170 260 350 l h P PS PF PC D H HD 10 Nm l 10 Nm l S SA SC 10 Nm l 10 Nm l 3 5 Corrective Maintenance 3 5 1 Troubleshooting Refer to the troubleshooting table Page 24 T 33 01 41 08 15 15 EI ALS Er i PCM l Symptom l Cause Solution a Fuses melted a Replace fuses Pump does not b Thermal relay was overloaded and b Rearm thermal relay turn tripped c Voltage too low c Determine the cause cable cross section might be too small d Discharge pipe blocked d Remove blockage e Liquid has solidified in the pump e Clean pumphead f Discharge pressure too high f Review the installation a Insufficient suction lift a Replace suction pipe by pipe with Pump does not larger cross section or place pump discharge the under load expected capacity b Suction pipes not sealed b Seal or replace suction pipes c Suction height too great c Rearrange installation to reduce the height d Poor calibration of pump d Calibrate pump e Pump operating at incorrect speed e Check power supply voltage and frequency available Compare to frequency indicated on motor plate f Valve seats dirty or worn f Clean or replace g Diaphragm damaged g Replace diaphragm Pump output is a Pipes poorly sealed a Repair or replace suction pipes random a Characteristics of electrical power a Change the motor Motor overheating supply
30. rsions PR1028B000 PR1004C000 PR1006B000 PR1007C000 PR2000G000 PR1029R000 LG2 100 LG2 260 All versions PR1028B000 PR1004C000 PR1006B000 PR1007D000 PR2000H000 PR1029S000 LG2 140 LG2 350 AM versions PR1028B000 PR1004C000 PR1006B000 PR1007E000 PR2000J000 PR1029T000 Pumphead j Diaphragm j Pack of Suction Check Discharge j Pumphead Pumphead Assembly Gaskets Valve Box Check Valve Assembly Pump Type Version Item P25 Item PR6B Item PR6 Box Item PR5 Item PR6A i P25002095 PR6006A186 PRE022A000 PR6022B000 PR5004A000 P25002 095 PR6006A185 PR6022C000 PRE022C000 PR5008C000 P25002 095 PR6006A095 PR6022B000 PR6022B000 sd j LG2 2 P25002095 PR6006A186 PR6022E000 PR6022E000 PR5004G000 LG2 4 P25002095 PR6006C095 PR6005A000 PR6005B000 a j LG2 10 P25002095 PR6006C095 PR6005D000 PR6005E000 PR50041000 P25002 095 PR6006C095 PR6005A000 PR6005B000 REDO P25002 095 PR6006A095 PRE004G000 PR6004H000 PR5004V000 P25002095 PR6006E186 PR6009A000 PR6009B000 e HD P2500209 PR6006F186 PR6009E000 PR6009F000 PR5010D000 i P eS PR6006A186 PR6022A000 PR6022A000 PR5004B000 PR5005A000 PR6006A185 PR6022C000 PR6022C000 Fr a LG2 9 PR5005A000 PR6006A095 PR6022B000 PR6022B000 PR5004E000 LG2 12 PR5005A000 PR6006A186 PR6022E000 PR6022E000 ad LG2 20 PR5005A000 PR6006C095 PR6005A000 PR6005B000 PR5004L000 LG2 25 PR5005A
31. s accessory is essential for very long or complicated installations Nonetheless it is necessary to install a loading valve after the pulsation damper to linearise the flow rate in a low head loss system If placed at the suction lift end it can also improve the pump suction lift capacity in the event of large head losses Loading Valve The loading valve is an installation accessory to be placed at the discharge Its purpose is to compensate for the main problems encountered when incorporating a dosing pump in a process In particular it allows capacity overloads related to the inertia of the column of liquid siphoning caused by a higher pressure head at the suction end than at the discharge and underloads when the minimum pressure head required for the installation to operate properly is not present to be avoided and allows discharge to be completely eliminated for a 0 setting and linearisation of the flow rate with respect to the adjustment value The ideal tare pressure is 3 bars Pressure Gauge A pressure gauge may be installed on the discharge pipe near the pump to allow visual monitoring of pressure in the installation Filter A filter eliminates particles from the liquid being pumped which could be harmful to correct operation of the pump suction and discharge check valves Foot Valve The foot valve maintains a column of liquid at the suction lift end of the pump to prevent drainage of the pump during a halt Pag
32. scharge check valve box at the top and mark them 3 5 2 2 Removal of Stroke adjustment _ Loosen the stroke adjustment mounting screws and remove _ Set vernier to 100 _ Pull on the vernier to remove adjustment assembly _ Pull on the locking device 3 5 2 3 Disassembly of Simplex Mechanism See exploded view of simplex pump _ Remove the pumphead see Paragraph 3 5 2 1 _ Loosen the stroke adjustment mounting screws and remove Note At this disassembly stage remove remaining grease from inside the casing to allow continued disassembly without nuisance And IMPORTANT make sure to install the tool ref PR9001 A000 or equivalent on the connecting rod head as appropriate to avoid any difficulty See below for detail Flange Hand wheel Tie TE NEVER STAND ON THE REAR OF THE PUMP WHILE A DISMANTLING THE CONNECTING ROD Once the tool is installed as described on the top picture turn the hand wheel while holding the tie rod previously screwed on the connecting rod to restain the spring and keep the connecting rod in place while removing the drive shaft Remove the motor fan cover Turn the drive shaft using the motor fan to gain access to the head of the dog point setscrew via the rear of the casing Loosen the dog point setscrew located on the eccentric and remove Page 30 T 33 01 41 08 15 15 TE SINNANI Ul PCM Remove the bearing cover from the side of the casing by tapping on one side to make it
33. screw Add grease see Paragraph 3 4 3 and reinstall the motor fan cover Reinstall the stroke adjustment see Paragraph 3 5 3 1 Zero Point Adjustment see Paragraph 3 5 3 3 Reinstall the pumphead see Paragraph 3 5 3 4 Zero Point Adjustment Remove the pumphead see Paragraph 3 5 2 1 Remove the vernier from the adjustment Loosen the adjustment screw until the O ring is visible Remove the motor fan cover Turn the fan to bring the diaphragm to full forward position Tighten the adjustment screw until it makes contact with the connecting rod plate Lock the setting using the locking device Reinstall the vernier on the adjustment and position it on 0 Reinstall the pumphead see Paragraph 3 5 3 5 Perform a test of the pump using water to ensure that there is no discharge at 0 and under O bar pressure at the discharge see Paragraph 1 3 1 Page 36 T 33 01 41 08 15 15 3 5 3 5 3 6 3 7 Reinstallation of Pumphead Install a new diaphragm Set the stroke adjustment to 100 and turn the drive manually to position the diaphragm as far as possible to the rear Reinstall the pumphead with the valve boxes in a vertical position Tighten the pumphead mounting hardware see torque in Paragraph 3 4 4 Reposition the suction check valve box at the bottom and the discharge check valve box at the top with new gaskets Tighten the pumphead mounting hardware but do not lock into position Lock the pumphead mo
34. t often cause errors leading to bursting of the pump or pipes Include a pressure relief valve to protect the pump or even better a pulsation damper and a pressure relief valve lt _ lt _ lt _ Fig 8 Supply by siphon changes pump capacity when the loading height varies and creates a self priming problem Connect to the bottom of the tank if possible For substances prone to settling connect 10 or 20 centimetres above the bottom of the tank For substances prone to degassing install a short rising pipe on the pump If this is not possible install a degassing pot Otherwise insert an intermediate constant level tank oY Le iL Fig 9 Fig 10 Fig 11 Fig 12 Welds scales or foreign bodies can jam the valves Rinse the pipes before connecting the pump and install a filter at the pump suction Page 11 T 33 01 41 08 15 15 EI LE PCM 1 3 2 Connection of Pipes The various connectors are listed in the following table according to pumphead version Hose 6x12 or O16 to glue PUMPHEAD VERSION Thread A G1 A NF E 03 005 Thread C R1 2 NF E 03 004 Thread D Rp1 4 NF E 03 004 For F SMS DN25 For E DIN DN10 DIN 11851 connector SMS 1145 connector Page 12 T 33 01 41 08 15 15 re TY EE PCM For small sized plastic pumpheads use a hose for suction as well as discharge whenever possible If not ensure that pipes are correctly aligned with the axis of the valve boxes so tha
35. t Paragraph 3 5 Troubleshooting Automatic Control The use of devices which allow or inhibit pump operation by automatic means is recommended For example valves with open position electrical contacts and above minimum level reading for the product Page 16 T 33 01 41 08 15 15 re TY LE PCM 3 MAINTENANCE 3 1 List of Spare Parts The grey shaded areas in the tables below indicate the top priority spare parts Diagram of a Simplex Pump PR5 Page 17 T 33 01 41 08 15 15 Diagram of a Multiplex Pump 1 drive 1 driven X driving mechanism mechanisms Diagram of a Driven Mechanism PR5 PRI Page 18 T 33 01 41 08 15 15 Diagram of a Driving Mechanism Drive Item C11 n 7 3 Diameter of Drive Code Pump Capacity Drive Part No Speed of Rotation Motor Shaft T 4 9 12 20 45 Three phase 70 100 140 I h Gearmotor C11004A000 1500 rpm T 10 25 35 50 110 Three phase 170 260 350 I h Gearmotor C11002A000 3000 rpm 0 25 kW 63 M 4 9 12 20 45 Motor C11011C000 Single phase 70 100 140 V h Reducing gear C11007A000 1500 rpm 9 1E kW 63 M 10 25 35 50 110 Motor C11010C000 Single phase 170 260 350 h Reducing gear C11006A000 800 rpm O
36. t there are no restrictions in the pipework to the pumphead TO PREVENT DAMAGE OR BREAKAGE PLASTIC CONNECTORS MUST ONLY BE TIGHTENED BY HAND a Caution For connection to plastic G1 A NF E 03 005 pumpheads See technical description Section 4 Appendices assemble the connection according to the following diagram Loose part Nut Valve box to be affixed b Caution For hose connections use suitable hoses external diameter tolerance 0 1 max and 0 min with sufficient flexibility Failure to comply with this rule can lead to bursting of the nipples from the first assembly Use hoses supplied by PCM Part Numbers T4 8 and T6 12 whenever possible sad O c Caution Check the gaskets of all suction connectors to prevent air intake in the event of pressure loss This can lead to drainage or inaccurate flow rates 1 3 3 Connection of the Motor Caution Electrical connections must only be carried out by a qualified person Before performing any connection ensure that the electrical power supply corresponds to the characteristics shown on the motor plate A connection diagram is located in the motor terminal box Page 13 T 33 01 41 08 15 15 Single Phase Motor Standard pumps are equipped with a 220 V 50 Hz single phase motor OO O O G Three Phase Motor Connection from 220 V to 240 V in triangle position Caution All our pumps are supplied with a star type mounting Remember to
37. the location provided in the adjustment support according to the diagram below Position the adjustment screw and gasket insert and tighten in the adjustment support Place the vernier temporarily on the adjustment screw Reinstall the gasket on the adjustment support Reinstall the assembly on the casing and secure using the mounting hardware see torque in Paragraph 3 4 4 Perform the Zero Point adjustment see Paragraph 3 5 3 4 Page 33 T 33 01 41 08 15 15 3 5 3 2 3 5 3 3 TE SINNANI U PCM Reassembly of Simplex Mechanism After cleaning the parts and checking their condition reassemble by performing the following steps _ Fit the stop spring in the casing the protective below the spacer and screw it on the casing see the tightening torque on Paragraph 3 4 4 Check for correct fitting of the protective below _ Place the drive and gasket on the casing and secure using the mounting hardware see torque in Paragraph 3 4 4 Fit the roller bearing on the eccentric and reinstall the circlips Fit the eccentric assembly in the connecting rod and put the mechanism on the bench Install the spring on the spring stop then put the mechanism connecting rod eccentric in the casing Use the mounting tool see diagram on Paragraph 3 5 2 3 and put the flange on the spacer crossed by the tie rod screwed on the connecting rod Never stand on the rear of the pump while fitting the connecting rod
38. unting screws in position see torque in Paragraph 3 4 4 Conservation of Equipment when Idle Proceed as follows Release suction and discharge pressures Empty pipes and pump Clean pipes and pump using a product which is compatible with the product being pumped and the constituent materials of the pump Run the pump to ensure better cleaning Stop the pump Isolate the pump from the rest of the circuit Accessories See specific instructions in Section 4 Appendices Page 37 T 33 01 41 08 15 15 re TY LE PCM 4 APPENDICES 4 PCM standard painting procedure See next page O Technical Description T Accessories optional L Automatic Control optional Page 38 T 33 01 41 08 15 15 TE SINNANI U PCM PAINTING PCM SPECIFICATION T121F d 2193906 Established on 05 01 2000 By FAVREAU Sheet 1 1 PROCESS Standard I a Application field Standard specification used to protect the pumps SURFACE PREPARATION SAND BLASTING and DEGREASING 1 COAT PRIMARY for protected parts before the storage like castings base plates stators COLOR grey RAL THICKNESS 20 microns REMARKS PRODUCT USED Mono componante Vinyl Wash primer ref PCM 42911 902G 1 COAT PRIMARY to protect no coated parts after assembly COLOR grey RAL THICKNESS 20 microns REMARKS PRODUCT USED Mono componante Vinyl Wash primer ref PCM 429
39. vice check valve box Driving Adjustment screw mechanism mounting screw Circlip Drive gasket Stroke Spacer Casing adjustment mounting mounting screw screw H Pumphead gt mounting Spacer screw Support gasket Suction Protective check belows valve box Connecting rod Diaphragm Spring Stop spring Page 28 T 33 01 41 08 15 15 re TY EE PCM Exploded View of a Driving Mechanism Multiplexing spacer Gasket Multiplexing spacer mounting screw Multiplexing spacer Roller bearing Dog point eie Internal circlip Roller bearing setscrew Circ ircli Roller bearing f Axis of Eccentric Vernier valve boxes Adjustment support Drive shaft O ring Discharge Locking device check valve box ee Adjustment screw Driving mechanism or drive mounting screw Drive gasket Stroke Spacer adjustment mounting mounting screw Pumphead SCrEw EEE Pumphead Spacer mounting Protective screw belows i Support gasket Suction Stop aT cheek spring A LL Connecting rod valve box Diaphragm Spring Page 29 T 33 01 41 08 15 15 TE SINNANI Ul PCM 3 5 2 1 Removal of Pumphead Position the stroke adjustment at 0 Disconnect the suction and discharge pipes from the corresponding valve boxes Loosen and remove the pumphead mounting screws Remove the diaphragm by turning anticlockwise Remove the suction check valve box at the bottom and di
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