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CAL  Optional  Design 

- 14-   

 

Note:  For order of additional spare parts, designate the type of the mechanical seal as a set, 

in order to ensure preferable seal effect. 

Parts table of a mechanical seal set 

Parts No.

Parts Name

  4100

Packing

  4101

Cushion ring

  4720

Sealing washer

  4740.1,2

Follower ring

  4750

Seat

  4770

Spring

  4850

Stopper

Mechanical seal type: CA 

φ

d SS

 

 

Unit: mm 

Shaft size

25-360 
35-470 
45-470 

45-470A

55-530 
65-530 

55

24

32

45

 

Fig 5.2-1    Construction of mechanical seal “CA” 

 

 

 

Note:  For order of additional spare parts, designate the type of the mechanical seal as a set, in 

order to ensure preferable seal effect. 

Parts table of a mechanical seal set 

Parts No.

Parts Name

  4100

Packing

  4120.1

O-ring

  4720

Sealing washer

  4740

Follower ring

  4750

Seat

  4770

Spring

  4850

Stopper

  5061

Spline ring

  9040

Set screw

Mechanical seal type: LCA 

φ

d F/E

 

Parts table of a pump 

Parts No.

Parts Name

  5600

Pin

  4120

O-ring

  4710

Seal cover

 

 

Unit: mm 

Shaft size

25-360 

24

37

35-470 
45-470 

45-470A

55-530 
65-530 

55

35

32

45

32

36.5

 

Fig 5.2-2    Construction of mechanical seal “LCA” 

 

 

Summary of Contents for CAL

Page 1: ...PT TORISHIMA GUNA INDONESIA CAL END SUCTION...

Page 2: ...allow any persons other than service engineers to engage in disassembly or repair or remodeling work 2 Never work alone and be sure to put on helmet safety goggles ear plugs safety shoes etc in confor...

Page 3: ...t the specified position with mounting bolts 4 Maintenance 1 When carrying out the work for replacement of gland packing or mechanical seal be sure to turn OFF the motor switch and affix a tag indicat...

Page 4: ...ge caused by the following 1 Operation of the pump under liquid quality density and temperature and running conditions which are deviated from those specified in the pump specifications 2 Pump damage...

Page 5: ...rge nozzle and support foot The pump can be disassembled and internally inspected without removing the casing 1020 from the piping Refer to Table 0 1 for a representative Pump Sectional Drawing Table...

Page 6: ...conditions refer to Section 6 P 21 Fig 0 4 2 Sectional Drawing gland packing grease lubrication Note 1 The above figure is one structural example Note 2 The structure of mechanical seal is different...

Page 7: ...g 3300 0 4 5 Shaft The shaft components of each pump type are interchangeable with those of other pump As shown in Table 0 2 the shaft is available in six sizes which cover all models of the CAL pumps...

Page 8: ...side 2 To check the rotational direction of the motor with the pump that uses a flanged flexible shaft joint remove the coupling bolts With the pump that uses a rubber shaft joint slide the couplings...

Page 9: ...e installation be sure to check the following items for normality prior to starting If abnormality de found upon checking take corrective actions in accordance with the Troubleshooting Instructions gi...

Page 10: ...nning And is the discharge valve kept closed 6 Is each bearing free from abnormal temperature rise 3 2 Shaft seal 3 2 1 In the case of mechanical seal type It is one outstanding feature of mechanical...

Page 11: ...mounted to the discharge piping These pressure gauges must be provided with gradations capable of covering about 150 of maximum operating pressure Also connect a gauge cock to each gauge When pumping...

Page 12: ...will remove dirt well When a new bearing is used replace all amount of lubricating oil after operation for the initial 300 hours After that the replacement interval should be 3 000 hours of operation...

Page 13: ...ue is 1 0 mm The design value for the impeller whose material is SCS is 0 6 mm and the tolerance value is 1 2 mm If the tolerance value is exceeded replace the case wearing ring 3 6 When the pump is l...

Page 14: ...ling and reassembling When rubber shaft joint is used When flanged flexible shaft joint is used The above figure shows an example of pump and motor configuration The type of configuration varies depen...

Page 15: ...r wear and other damage of the element If an abnormal condition is found replace the element with a new one 13 Remove the both bearing covers 3600 from the bearing housing 14 Slowly pull the shaft out...

Page 16: ...mp Including the running under the seal box pressure below the atmospheric bar Dry running will result in seizure trouble of the mechanical seal eventually causing not only the mechanical seal but als...

Page 17: ...32 45 Fig 5 2 1 Construction of mechanical seal CA Note For order of additional spare parts designate the type of the mechanical seal as a set in order to ensure preferable seal effect Parts table of...

Page 18: ...710 Seal cover 4751 Seat holder Unit mm Shaft size 25 360 24 44 5 35 470 45 470 45 470A 55 530 65 530 55 52 5 32 45 53 49 5 Fig 5 2 3 Construction of mechanical seal LTW Conforming to DIN 24960 standa...

Page 19: ...Shaft size 25 360 24 37 35 470 45 470 45 470A 55 530 65 530 55 39 5 32 45 39 40 Fig 5 2 5 Construction of mechanical seal L9SA SiC SiC Conforming to DIN 24960 standard Note For order of additional sp...

Page 20: ...et water cooling In case a jacket water cooling type refer to Fig 5 2 9 Do not use the liquid with a strong causticity for cooling water because the material of the jacket cover 1650 is a cast iron Th...

Page 21: ...cautions Refer to the disassembling procedure for the type of the mechanical seal being used A Single mechanical seal Type CA 1 After completion of the disassembling steps 4 2 1 4 2 8 P 12 pull the ro...

Page 22: ...the casing cover mount the casing cover to the bearing housing 3300 When mounting the casing cover to the bearing case use caution so as not to break the seat and not to damage the internal surface o...

Page 23: ...the fixed side mounted to the seal cover put the O ring 4120 3 in the seal cover Fit the seal cover on the shaft 2100 and slide the seal cover toward the bearing housing 3300 When mounting the seal co...

Page 24: ...k In case where external flushing is continued even while the pump is not in operation in order to prevent air intake Pumping of clean high temperature liquid at suction pressure higher than atmospher...

Page 25: ...een sliding parts as necessary Ingestion of air from stuffing box Increase the sealing water pressure and check if sealing water normally flows Clean inside of the sealing water piping if necessary If...

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