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3.  

MAINTENANCE

 

 

IOM manual CTV vertical centrifugal pumps

 

16

  

 

 

 

 

Fig. 3.3.1.4 

Remove the motor fan cover from the electric motor 
and then remove the motor fan. 

 

 

Fig 3.3.1.5 

Secure the free end of the motor shaft using universal 
pliers or similar. 

 

 

Fig 3.3.1.6 

Unscrew the impeller. 
 

 

 

Fig 3.3.1.7 

Remove the impeller O-ring [193] from the impeller. 

 

 

Fig 3.3.1.8 

Unscrew  the  motor  mounting  screws  [121]  and 
washers [122] and carefully pull the pump casing unit 
[11] from the motor/shaft assembly. 

Summary of Contents for CTV Series

Page 1: ...CTV25 10 CTV25 9 8 CTV25 11 CTV40 12 5 CTV25 11 5 CTV40 13 5 CTV32 8 5 CTV32 10 CTV32 12 5 CTV Vertical Centrifugal Pumps Original Instruction 2020 1 Read this instruction manual carefully before you...

Page 2: ...ping 7 1 7 1 Connection of discharge pipe 7 1 7 2 Connection of suction pipe 7 1 8 Health and safety 8 1 8 1 Protection 8 1 8 2 Electrical safety 8 1 8 3 Chemical hazard 8 1 8 4 Noise level 8 1 8 5 Te...

Page 3: ...inless steel pumps 21 3 3 5 Assembly of the pump 23 3 3 6 Test run 24 4 OPTIONS 25 4 1 Suction extension and strainer 4E05 4E10 4S 25 4 2 Optional discharge connection 5A 5D 25 4 3 Left hand thread on...

Page 4: ...relevant Union harmonization legislation Directive 2006 42 EC of European Parliament and of the Council of 17 May 2006 on machinery amending Directive 95 16 EC Directive 2014 35 UE of the European Pa...

Page 5: ...l safety instructions in this instruction manual where danger to life and limb may occur Observe these instructions and proceed with utmost caution in these situations Inform also other users of all s...

Page 6: ...receipt Make sure that all parts and accessories listed on the packing list are accounted for Immediately report any damage or shortage to the transport company and to us 1 3 Storage If the equipment...

Page 7: ...of the components has a great influence on the operation and the lifetime of the pump The pump cannot be used as a support for the components connected to it The flow of liquid from the pump must be a...

Page 8: ...1 8 4 Noise level CTV pumps including the motor in normal operating conditions produce a sound level below 80 dB A The major sources of noise are liquid turbulence in the installation cavitation or a...

Page 9: ...ank sump installation Installations with suction extension 8 Vertical suction extension is allowed Size of pipe shall correspond with pump connection size Do not use complex piping on suction side In...

Page 10: ...es lack of pumped liquid overloads etc 1 10 3 Thermometer If the temperature of the pumped liquid is a critical parameter provide the installation with a thermometer preferably on the suction side 1 1...

Page 11: ...nal Mounting Arrangement V1 Number of poles Rotation speed rpm 2 Non ATEX Protection grade IP55 Voltage 3 phase Motor power RPM Voltage Frequency 0 55 kW 2800 230 400 50 Hz 3400 265 460 60 Hz 0 75 kW...

Page 12: ...discharge shut off regulation valve gradually until the desired output has been reached The pump must not run two or three minutes with closed discharge Longer operation in these conditions can serio...

Page 13: ...fore the pump has to thoroughly cleaned before disposal 2 5 Waste of electrical and electronic equipment WEEE directive Users of electrical and electronic equipment EEE with the WEEE marking per Annex...

Page 14: ...o low See MIN start level chapter 1 7 Example of installation X X Motor speed too low Check the motor and motor connection X X X X Impeller is clogged Clean the pump X X X X Impeller is damaged Replac...

Page 15: ...t the pump has been fully emptied and washed When draining the liquid make sure that there is no danger for people or the environment The numbers put in brackets refer to the part numbers in the spare...

Page 16: ...ve the motor fan Fig 3 3 1 5 Secure the free end of the motor shaft using universal pliers or similar Fig 3 3 1 6 Unscrew the impeller Fig 3 3 1 7 Remove the impeller O ring 193 from the impeller Fig...

Page 17: ...rom the discharge pipe 12 The pump is now completely disassembled Check all components especially the O rings and lip seal for wear or damage and replace if necessary The casing O ring should be repla...

Page 18: ...e O ring 193 into the impeller 9 Fig 3 3 2 5 Insert the shaft sleeve 162 into the pump casing unit 11 Fig 3 3 2 6 While holding the shaft sleeve 162 rotate the pump casing unit 11 Fig 3 3 2 7 Apply so...

Page 19: ...n in order to perform this procedure Use a torque wrench to screw the impeller with the appropriate torque see table in section 6 2 Fig 3 3 2 10 Proper utilization of the 8 32 9XXX MT assembly tool Fi...

Page 20: ...13 Screw the plug 22 onto the pump casing unit 11 Note Use PTFE tape on the thread Fig 3 3 2 14 Screw the elbow 17 into the pump casing unit 11 Note Use PTFE tape on the thread Fig 3 3 2 15 Screw the...

Page 21: ...pump casing unit 11 Note Use some alcohol grease to ease the assembly of the pump cover 3 3 3 Test run We recommend you to conduct a test run of the pump before installing it in the system so no liqui...

Page 22: ...ays replace the casing O ring after pump maintenance Fig 3 3 4 5 Secure the impeller unscrew the impeller nut 191 and washer 192 lift off the impeller 9 NOTE If the impeller is hard to unscrew take of...

Page 23: ...ally the O ring and lip seal for wear or damage and replace if necessary The casing O ring should be replaced after every pump disassembly 3 3 5 Assembly of the pump The assembly procedure is done in...

Page 24: ...ghten the connections between the pump cover 13 elbow 17 and discharge pipe 12 3 3 6 Test run We recommend you to conduct a test run of the pump before installing it in the system so no liquid gets wa...

Page 25: ...n to the piping A suction strainer is also a possible option where the liquid is dirty or contains solids Additional parts Art no Q ty Description 7 xx 145 1 Suction extension pipe for SS pump 500 mm...

Page 26: ...th a cut on the socket This way unscrewing of pump cover is avoided This option is recommended especially when viscous liquids are pumped The pump cover code is 8 xx 1312L 4 4 Motor mounting screw pro...

Page 27: ...her 4 A4 70 123 Motor mounting spring washer 4 A4 80 1312 Pump cover 1 PP PVDF 15 Shaft bushing with O ring 1 Ceramic NBR 151 Shaft bushing O ring 1 NBR 161 Lip seal 1 NBR FKM 162 Shaft sleeve 1 PP PV...

Page 28: ...mounting spring washer 4 A4 80 13 Pump cover 1 AISI 316L 141 Casing mounting screw 4 A4 70 142 Casing mounting washer 4 A4 80 143 Casing mounting nut 4 A4 70 15 Shaft bushing 1 PTFE 161 Lip seal 1 NBR...

Page 29: ...parts in stock PP PVDF pumps Pos Description Q ty 161 Lip seal 1 193 Impeller O ring 1 18 Casing O ring 1 15 Shaft bushing 1 151 Shaft bushing O ring 1 Stainless steel pumps Pos Description Q ty 161...

Page 30: ...pipe 500 mm strainer S Pump with strainer 5 Optional discharge connection 1st letter connection standard Blank BSP plastic pumps BSPT metal pumps thread A ANSI flange D DIN flange 2nd letter material...

Page 31: ...0 98 K 413 16 26 L 123 126 4 84 4 96 M 60 2 36 N BSP 1 1 1 1 Dimension may vary depending on motor brand Pump model CTV 25 9 25 10 25 11 25 11 5 32 8 5 32 10 32 12 5 Max capacity m3 h 12 14 15 5 18 13...

Page 32: ...H BSPT 1 1 1 1 I 0 55 kW 275 5 10 85 0 75 kW 2 2 kW 299 11 77 J 8 0 31 K 420 5 414 425 16 56 16 30 16 73 L 113 5 127 193 4 47 5 00 7 60 M 60 66 65 2 36 2 60 2 56 N BSPT 1 1 1 1 Dimension may vary dep...

Page 33: ...ATA IOM manual CTV vertical centrifugal pumps 33 6 4 Performance curves The performance curves are based on water at 0 C Speed 2900 rpm Contact us for detailed curves PP PVDF pumps Stainless steel pum...

Page 34: ...t of force inlet outlet Nm X 23 4 Y 23 4 Z 23 4 CTP 32 PP PVDF Direction Load N inlet outlet Moment of force inlet outlet Nm X 33 6 Y 33 6 Z 33 6 CTV 20 SS Direction Load N inlet outlet Moment of forc...

Page 35: ...the Customer except for those purposes set out in any invitation to render documents or other documents specifically made available to Tapflo before entering into this agreement c high quality materi...

Page 36: ...parts or components will become the property of Tapflo 7 The products are built in accordance with standard CE normative and are tested where applicable by Tapflo Approval and tests by other control...

Page 37: ...elivery Date Date of pump installation Pump type Serial No see name plate Description of the fault The installation Liquid Temperature C Viscosity cPs Spec grav kg m3 pH value Content of particles of...

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